CN203451301U - Treatment and recycling device for acid-containing wastewater of raffinate in rare earth extracting process - Google Patents
Treatment and recycling device for acid-containing wastewater of raffinate in rare earth extracting process Download PDFInfo
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- CN203451301U CN203451301U CN201320554775.4U CN201320554775U CN203451301U CN 203451301 U CN203451301 U CN 203451301U CN 201320554775 U CN201320554775 U CN 201320554775U CN 203451301 U CN203451301 U CN 203451301U
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- 239000002253 acid Substances 0.000 title claims abstract description 139
- 239000002351 wastewater Substances 0.000 title claims abstract description 105
- 229910052761 rare earth metal Inorganic materials 0.000 title claims abstract description 41
- 150000002910 rare earth metals Chemical class 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title abstract description 9
- 230000008569 process Effects 0.000 title abstract description 8
- 238000004064 recycling Methods 0.000 title abstract 5
- 239000007788 liquid Substances 0.000 claims abstract description 91
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 83
- 230000007246 mechanism Effects 0.000 claims abstract description 77
- 238000003860 storage Methods 0.000 claims abstract description 76
- 238000004519 manufacturing process Methods 0.000 claims abstract description 11
- 210000005056 cell body Anatomy 0.000 claims description 47
- 238000003756 stirring Methods 0.000 claims description 36
- 238000000605 extraction Methods 0.000 claims description 31
- 238000001802 infusion Methods 0.000 claims description 28
- 239000012530 fluid Substances 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000007704 transition Effects 0.000 claims description 8
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- 230000000284 resting effect Effects 0.000 claims description 3
- 239000002699 waste material Substances 0.000 abstract description 2
- 238000011109 contamination Methods 0.000 abstract 7
- 238000005086 pumping Methods 0.000 abstract 2
- 230000000087 stabilizing effect Effects 0.000 abstract 1
- 238000000926 separation method Methods 0.000 description 4
- 238000004065 wastewater treatment Methods 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- KBPLFHHGFOOTCA-UHFFFAOYSA-N 1-Octanol Chemical group CCCCCCCCO KBPLFHHGFOOTCA-UHFFFAOYSA-N 0.000 description 2
- 238000005238 degreasing Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003350 kerosene Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000007127 saponification reaction Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- HNNQYHFROJDYHQ-UHFFFAOYSA-N 3-(4-ethylcyclohexyl)propanoic acid 3-(3-ethylcyclopentyl)propanoic acid Chemical compound CCC1CCC(CCC(O)=O)C1.CCC1CCC(CCC(O)=O)CC1 HNNQYHFROJDYHQ-UHFFFAOYSA-N 0.000 description 1
- 206010033307 Overweight Diseases 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 229910003440 dysprosium oxide Inorganic materials 0.000 description 1
- NLQFUUYNQFMIJW-UHFFFAOYSA-N dysprosium(iii) oxide Chemical compound O=[Dy]O[Dy]=O NLQFUUYNQFMIJW-UHFFFAOYSA-N 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000013332 literature search Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 235000020825 overweight Nutrition 0.000 description 1
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- GWYXTVGANSBRNB-UHFFFAOYSA-N terbium(iii) oxide Chemical compound O=[Tb]O[Tb]=O GWYXTVGANSBRNB-UHFFFAOYSA-N 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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Abstract
The utility model provides a treatment and recycling device for acid-containing wastewater of raffinate in a rare earth extracting process and belongs to the technical field of environment protection facilities. The treatment and recycling device comprises a front-grade setting tank, a rear-grade setting tank, an acid-containing waste flow stabilizing mechanism, an acid-containing water subsequent oil-removing mechanism, an oil-water separator and an acid liquid leading-out and recycling mechanism, wherein an oil contamination collection barrel is located between the rear-grade setting tank and an acid-containing wastewater storage tank; an oil contamination collection pipe is connected with the upper part of the oil contamination collection barrel; an acid-containing wastewater leading-in connector is arranged at the top of the acid-containing wastewater storage tank; the acid-containing wastewater leading-in connector is connected with one end of an acid-containing wastewater leading-in pipe and the other end of the acid-containing wastewater leading-in pipe is connected with a liquid pumping mechanism; the liquid pumping mechanism is connected with the lower part of a tank wall of the rear-grade setting tank; the upper side part of the acid-containing wastewater storage tank is connected with one end of a storage tank oil contamination drainage pipe and the other end of the storage tank oil contamination drainage pipe extends into an oil contamination storage barrel cavity of the oil contamination collection barrel; an acid-containing water leading-out connector is connected with the lower side part of the acid-containing wastewater storage tank. According to the treatment and recycling device, the treatment cost of the wastewater is relieved and trace rare earth in the acid-containing wastewater is utilized; green and environment-friendly production is achieved.
Description
Technical field
The utility model belongs to technical field of environmental protection facilities, and the raffinate acid-bearing wastewater being specifically related in a kind of rare earth extraction is processed reclamation set.
Background technology
There is removal step in as the process of yttrium oxide, terbium sesquioxide, dysprosium oxide etc. preparing rare earth, removal step is used non-saponification process conventionally, and meeting produces hydrogen ion in non-saponification process, thereby make the raffinate waste water in extraction process be acid (pH value is about 0.7-2), for fear of undermining environment, Rare Earth Production manufacturer adds raffinate acid-bearing wastewater alkali neutralization rear discharge up to standard conventionally, and deficiency is: the one, and cost for wastewater treatment is large; The 2nd, owing to containing trace rare-earth in raffinate acid-bearing wastewater, its discharge is caused to the wasting of resources; The 3rd, once waste water treatment process is lost stable and/or processing links error, easily cause below standard waste water to drain into the external world, thereby undermine water system and soil.
In order to address the above problem, applicant has carried out literature search, yet is showed no all corresponding technology enlightenments that has at disclosed patent and non-patent literature up to now.
For above-mentioned prior art, the applicant has done lasting exploration, has finally formed technical scheme described below, and is taking necessary secrecy provision Xia the applicant plant area to test, and it is practicable that result proves.
Summary of the invention
Task of the present utility model is to provide a kind of and contributes to significantly to reduce wastewater discharge and use and reduce cost for wastewater treatment, be conducive to the reuse after treatment of raffinate acid-bearing wastewater and can avoid trace rare-earth in raffinate acid-bearing wastewater to run off and use and save valuable rare earth resources and be of value to and avoid undermining environment and use the raffinate acid-bearing wastewater embodying in the rare earth extraction that environmental protection produces and process reclamation set.
Task of the present utility model completes like this, raffinate acid-bearing wastewater in a kind of rare earth extraction is processed reclamation set, comprise a prime settler and a rear class settler, on the top of a side of prime settler, be connected with one for raffinate acid-bearing wastewater being introduced to the raffinate acid-bearing wastewater inlet tube in the prime settler chamber of prime settler, and at prime settler, towards the bottom of a side of rear class settler, be connected with one end of a transition conduit communicating with prime settler chamber, the other end of transition conduit is connected towards the top of a side of prime settler with rear class settler and communicates with the rear class settler chamber of rear class settler, the dirty cylinder of one oil-collecting, one acid-bearing wastewater storage tank He Yibeng liquid mechanism, the dirty cylinder of oil-collecting is between rear class settler and acid-bearing wastewater storage tank, on the top of the dirty cylinder of oil-collecting, be connected with a dirty pipe of oil-collecting of introducing for greasy dirt in by prime settler and rear class settler in the dirty cylinder of the oil-collecting chamber of the dirty cylinder of oil-collecting, the dirty pipe while of this oil-collecting is connected with the top of the tank wall of prime settler and rear class settler, and communicate with prime settler chamber and rear class settler chamber simultaneously, the top of acid-bearing wastewater storage tank is equipped with an acid-bearing wastewater communicating with the storage tank chamber of acid-bearing wastewater storage tank and introduces interface, at this acid-bearing wastewater, introduce on interface and be connected with one for acid-bearing wastewater being incorporated into one end of the acid-bearing wastewater inlet tube in storage tank chamber, the other end Yu Beng liquid mechanism of this acid-bearing wastewater inlet tube connects, Er Beng liquid mechanism is connected with the bottom of the tank wall of rear class settler, and communicate with rear class settler chamber, at the upper lateral part of acid-bearing wastewater storage tank, be connected with one end of the dirty pipe of a storage tank oil extraction, and the other end of the dirty pipe of this storage tank oil extraction is stretched in the dirty cylinder of the oil storage chamber of the dirty cylinder of described oil-collecting, in the lower side of acid-bearing wastewater storage tank, connected one and drawn interface containing sour water, should draw interface containing sour water communicates with storage tank chamber, one contains the follow-up oil removing of sour water mechanism containing sour water stability of flow mechanism and, containing sour water stability of flow mechanism, is connected to containing sour water and draws interface and contain between the follow-up oil removing of sour water mechanism, one water-and-oil separator and an acid solution are drawn reuse mechanism, water-and-oil separator is connected to containing sour water follow-up oil removing mechanism and acid solution and draws between reuse mechanism, and acid solution is drawn reuse mechanism and is connected with following the header tank in the rare-earth extracting tank in Rare Earth Production workshop by pipeline.
In a specific embodiment of the present utility model, in the prime settler chamber of described prime settler and along the length direction in prime settler chamber, with interval state, be provided with one group of prime settler chamber grid, between the bottom of each prime settler chamber grid and the bottom in prime settler chamber, maintain logical liquid space; In the rear class settler chamber of described rear class settler and along the length direction in rear class settler chamber, with interval state, be provided with one group of rear class settler chamber grid, between the bottom of each rear class settler chamber grid and the bottom in rear class settler chamber, maintain logical liquid space.
In another specific embodiment of the present utility model, short transverse in the dirty cylinder of the oil-collecting chamber of the dirty cylinder of described oil-collecting and along the dirty cylinder of oil-collecting chamber be provided with a pair of form each other cruciform relation strain greasy dirt plate, and be provided with a remittance greasy dirt groove, the upper plane of this remittance greasy dirt groove is lower than the described upper plane of straining greasy dirt plate, on the outer wall of the dirty cylinder of oil-collecting, be provided with an oil-collecting dirty cylinder wash water valve and a remittance greasy dirt groove draining valve, the dirty cylinder of oil-collecting wash water valve is positioned at the below of the short transverse of the dirty cylinder of oil-collecting, and communicate with the dirty chamber of described oil-collecting, and remittance greasy dirt groove draining valve is positioned at the middle part of the short transverse of the dirty cylinder of oil-collecting, and communicate with remittance greasy dirt groove, wherein, strain between the bottom of greasy dirt plate and the bottom in the dirty cylinder of oil-collecting chamber and maintain space.
In another specific embodiment of the present utility model, on described acid-bearing wastewater storage tank, be provided with one for disclosing the liquid level indicating mechanism of the liquid level of the acid-bearing wastewater in storage tank chamber, this liquid level indicating mechanism comprises liquid level float, float connection cord, connection cord slide guide wheel and weight, liquid level float is positioned at storage tank chamber, connection cord slide guide wheel is arranged on the top side portion of acid-bearing wastewater storage tank, one end of float connection cord is fixedly connected with liquid level float, the other end causes outside storage tank chamber and is being fixedly connected with weight after connection cord slide guide wheel, wherein: on the inwall in described storage tank chamber and at the position corresponding to described liquid level float, be provided with a floater guiding limiting plate.
In another specific embodiment of the present utility model, described Beng Ye mechanism comprises pump liquid motor and infusion pump, pump liquid motor coordinates with infusion pump transmission, and by infusion pump together with pump liquid motor bearing at the terrace of field of employment or be arranged on the resting support on terrace, the infusion pump fluid inlet of this infusion pump is connected with the bottom of the tank wall of described rear class settler and communicates with described rear class settler chamber, and the infusion pump liquid outlet of infusion pump and the described the other end of described acid-bearing wastewater inlet tube are connected.
Of the present utility model, also have in a specific embodiment, described comprises a make-up tank cell body containing the follow-up oil removing of sour water mechanism, containing sour water input tube, allotment acid solution output tube and one group of stirring mechanism, make-up tank cell body is arranged on terrace, containing the left end of sour water input tube and the top on the right side of acid adjustment cell body is connected and communicate with the cell body chamber of make-up tank cell body, and containing sour water stability of flow mechanism, be connected with described containing the right-hand member of sour water input tube, and be provided with keying valve containing on the pipeline of sour water input tube, the right-hand member of allotment acid solution output tube is connected with the bottom in the left side of make-up tank cell body and communicates with cell body chamber, and the left end of allotment acid solution output tube is connected with the bottom of the short transverse of described water-and-oil separator, one group of stirring mechanism is arranged on the support at the top of being fixed on make-up tank cell body with interval state, and be stretched in described cell body chamber, wherein: at the top of make-up tank cell body, be equipped with one for cell body chamber being covered to the groove lid protecting, at groove, cover and be provided with for introducing the blender inlet tube of blender and be fixed with one for the endoceliac air of groove is caused to extraneous blow-down pipe in cell body chamber.
More of the present utility model and in a specific embodiment, described one group of stirring mechanism respectively comprises agitator motor, step-down gear, stir shaft and stirring rake, agitator motor and speed reducer drive connect, and be fixed on described support together with agitator motor by step-down gear, the upper end of stir shaft is in transmission connection by the speed reducer output shaft of adapter sleeve and step-down gear, and the lower end of stir shaft is being stretched in described cell body chamber after described groove lid, stirring rake is fixed on the described lower end of stir shaft.
In of the present utility model and then a specific embodiment, on described stir shaft and be positioned at described stirring rake above be provided with an anti-splashing disk, this anti-splashing disk is endoceliac containing above the liquid level of sour water corresponding to described groove under use state.
Of the present utility model again more and in a specific embodiment, described acid solution is drawn reuse mechanism and is comprised that this goes out motor and draws pump, draw motor and draw pump and connect, and by drawing pump together with drawing motor bearing on the terrace of field of employment, the pump feed liquor interface of drawing of drawing pump is connected and communicates with water-and-oil separator with the bottom, left side of described water-and-oil separator, at this, draw and on pump feed liquor interface, be provided with a logical fluid valve, drawing drawing of pump pumps one end that liquid interface draws reuse pipe with acid solution and is connected, and the other end that acid solution is drawn reuse pipe is connected with following the high liquid bath in the rare-earth extracting tank in Rare Earth Production workshop, and in acid solution, draw on the pipeline of reuse pipe and be provided with a reuse valve, on the top of described water-and-oil separator, be provided with an oil extraction interface.
The technical scheme that the utility model provides is owing to coming from the raffinate acid-bearing wastewater reuse after treatment of rare earth extraction operation, thereby non-wastewater discharge, not only can alleviate cost for wastewater treatment, and the trace rare-earth in raffinate acid-bearing wastewater is utilized; Owing to discharging without waste acid water, thereby be of value to protection of the environment and embody environmental protection and produce.
Accompanying drawing explanation
Fig. 1 is example structure figure of the present utility model.
Embodiment
For the auditor that the makes Patent Office especially public can be expressly understood technical spirit of the present utility model and beneficial effect more, applicant elaborates the mode with embodiment below, but to the description of embodiment, be not all the restriction to the utility model scheme, any according to the utility model design, done only for pro forma but not substantial equivalent transformation all should be considered as the technical solution of the utility model category.
Every directionality concept that relates to upper and lower, left and right and so on is all with the location status shown in Fig. 1 in the following description, thereby can not be interpreted as specific limited of the present utility model whereby.
Refer to Fig. 1, provided a prime settler 1 and a rear class settler 2, prime settler 1 also can be described as one-level settling tank, and rear class settler 2 also can be described as second-level settling pond.Again, owing to coming from production technique as being mingled with a large amount of greasy dirts in the raffinate acid-bearing wastewater of extraction process, so prime settler 1 also can be referred to as prime water separation tank, and same, rear class settler 2 can be described as rear class water separation tank.In a side of prime settler 1, be connected with one for raffinate acid-bearing wastewater being introduced to the raffinate acid-bearing wastewater inlet tube 12 in the prime settler chamber 11 of prime settler 1 in the top in left side, and at prime settler 1, towards the bottom of a side (right side) of rear class settler 2, be connected with one end (diagram left end) of a transition conduit 13 communicating with prime settler chamber 11, and the other end of transition conduit 13 is illustrated left end, is connected towards the top of a side of prime settler 1 with rear class settler 2 and communicates with the rear class settler chamber 21 of rear class settler 2.
In the prime settler chamber 11 of aforementioned prime settler 1 and the length direction that is following prime settler chamber 11 with interval state, be provided with the prime settler chamber grid 111 that one group of quantity is not subject to illustrating two pieces of restrictions; In the rear class settler chamber 21 of aforementioned rear class settler 2 and same length direction along rear class settler chamber 21 with interval state, be provided with the rear class settler chamber grid 211 that one group of quantity should not be subject to illustrating two pieces of restrictions equally.The bottom of prime settler chamber grid 111 does not contact with the diapire in prime settler chamber 11, and between the diapire in prime settler chamber 11 maintain logical liquid space, rear class settler chamber grid 211, with example, and between the diapire in rear class settler chamber 21 maintains logical liquid space.
Provided the dirty cylinder 3 of an oil-collecting, one acid-bearing wastewater storage tank 4 He Yibeng liquid mechanisms 5, the dirty cylinder 3 of oil-collecting is preferably disposed between rear class settler 2 and acid-bearing wastewater storage tank 4, on the top of the dirty cylinder 3 of oil-collecting, be connected with one for by front, rear class settler 1, oil-collecting dirt pipe 32 in the dirty cylinder of the oil-collecting chamber 31 of the dirty cylinder 3 of greasy dirt introducing oil-collecting in 2, the dirty pipe 32 of this oil-collecting is connected with the top of the tank wall of prime settler 1 simultaneously and is connected with the top of the tank wall of rear class settler 2, and communicate with the top in prime settler chamber 11 and rear class settler chamber 21 simultaneously, so that before making to be suspended in, rear class settler 11, the greasy dirt on the raffinate acid-bearing wastewater surface in 21 is introduced in the dirty cylinder of oil-collecting chamber 31.Acid-bearing wastewater storage tank 4 is being used state lower support on terrace, at its top, be equipped with an acid-bearing wastewater communicating with the storage tank chamber 41 of acid-bearing wastewater storage tank 4 and introduce interface 42, at this acid-bearing wastewater, introduce on interface 42 and be connected with one for acid-bearing wastewater being introduced to one end (illustrated right-hand member) of the acid-bearing wastewater inlet tube 421 in storage tank chamber 41, and the other end of acid-bearing wastewater inlet tube 421 (illustrated left end) Yu Beng liquid mechanism 5 connects, Er Beng liquid mechanism 5 is fixedly connected with the bottom of the tank wall of rear class settler 2, and communicates with rear class settler chamber 21.At the upper lateral part of acid-bearing wastewater storage tank 4, be connected with one end (right-hand member) of the dirty pipe 43 of a storage tank oil extraction, and the other end (left end) of the dirty pipe 43 of this storage tank oil extraction is stretched in the dirty cylinder of the oil storage chamber 31 of the dirty cylinder 3 of aforementioned oil-collecting.In the lower side of acid-bearing wastewater storage tank 4, connected one and drawn interface 44 containing sour water, should draw interface 44 containing sour water and communicate with storage tank chamber 41.
Preferably, short transverse in the dirty cylinder of aforesaid oil-collecting chamber 31 and along the dirty cylinder of oil-collecting chamber 31 be provided with a pair of summary than the accent in dirty chamber 31 of oil-collecting low strain greasy dirt plate 311, this a pair of greasy dirt plate 311 of straining forms cruciform relation each other, by this, a pair ofly strain greasy dirt plate 311 and make the dirty cylinder of an oil-collecting chamber 31 be separated out four capacitors, appointing in these four capacitors, selects a remittance greasy dirt groove 312 is set in a capacitor, it is low that the position ratio of this remittance greasy dirt groove 312 is strained greasy dirt plate 311, that is to say, the upper end end face of remittance greasy dirt groove 312 is gone up plane and is gone up plane lower than the upper end end face of straining greasy dirt plate 311, strain between the bottom of greasy dirt plate 311 and the bottom in the dirty cylinder of oil-collecting chamber 31 and maintain space.On the outer wall of the dirty cylinder 3 of oil-collecting, be provided with an oil-collecting dirty cylinder wash water valve 33 and a remittance greasy dirt groove draining valve 34, the dirty cylinder of oil-collecting wash water valve 33 is positioned at the below of the short transverse of the dirty cylinder 3 of oil-collecting, and communicate with the dirty chamber 31 of oil-collecting, and remittance greasy dirt groove draining valve 34 is positioned at the nearly middle part of the short transverse of the dirty cylinder 3 of oil-collecting, and communicate with remittance greasy dirt groove 312.
Via the dirty pipe 32 of oil-collecting, the greasy dirt in forward and backward level settler chamber 11,21 is introduced to the dirty cylinder of oil-collecting chamber 31, and greasy dirt in the dirty cylinder of oil-collecting chamber 31 flows into and converges greasy dirt groove 312, sump oil content in remittance greasy dirt groove 312 overweights the sump oil content being greater than in the dirty cylinder of oil-collecting chamber 31, and by remittance greasy dirt groove draining valve 34, emit processing, the sump oil in the dirty cylinder of same oil-collecting chamber 31 is emitted processing by the dirty wash water valve 33 of oil-collecting.
For the ease of watching the liquid level of the acid-bearing wastewater in the storage tank chamber 41 of acid-bearing wastewater storage tank 4, therefore on acid-bearing wastewater storage tank 4, be provided with a level instruction device 45, this level instruction device 45 comprises liquid level float 451, float connection cord 452, connection cord slide guide wheel 453 and weight 454, liquid level float 451 is positioned at storage tank chamber 41, connection cord slide guide wheel 453 has a pair of, be arranged on the top side portion of acid-bearing wastewater storage tank 4, be arranged on the sidepiece of the top cover of acid-bearing wastewater storage tank 4, one end of float connection cord 452 is fixedly connected with (being solid) with liquid level float 451, the connection cord hole 46 that the other end covers in the top side portion through being preset in acid-bearing wastewater storage tank 4 and be fixedly connected with (being to consolidate) after connection cord slide guide wheel 453 with weight 454.
Preferably, a floater guiding limiting plate 411 is set on the inwall in storage tank chamber 41 and in the position corresponding to liquid level float 451.
Above mentioned Beng Ye mechanism 5 comprises pump liquid motor 51 and infusion pump 52, pump liquid motor 51 coordinates with infusion pump 52 transmissions with the horizontally-arranged state of level, and be bearing on the terrace of field of employment together with pump liquid motor 51 by infusion pump 52, or be bearing on the resting support being placed on terrace, and follow in rear class settler 2.As shown in Figure 1, the infusion pump fluid inlet 521 of infusion pump 52 is connected with the lower right side of the tank wall of rear class settler 2 and communicates with rear class settler chamber 21, and the infusion pump liquid outlet 522 of infusion pump 52 and the described the other end of aforementioned acid-bearing wastewater inlet tube 421 are connected.
Under the work of the pump liquid motor 51 of Beng liquid mechanism 5, raffinate acid-bearing wastewater after 1 degreasing of prime settler is introduced rear class settler 2 by transition conduit 13, the raffinate acid-bearing wastewater entering in the rear class settler chamber 21 of rear class settler 2 is introduced infusion pumps 52 by infusion pump fluid inlet 521 after degreasing for the second time, through infusion pump liquid outlet 522, draw again, and introduce in container for storing liquid chamber 41 through acid-bearing wastewater inlet tube 421.And likely still have remaining greasy dirt just by the dirty pipe 43 of storage tank oil extraction, to be entered in the dirty cylinder of the oil-collecting chamber 311 of the dirty cylinder 3 of aforesaid oil storage, drawing interface 44 containing sour water and cause containing sour water stability of flow mechanism 6 by aforesaid containing sour water after wipe oil.
Due to acid-bearing wastewater storage tank 4 and also to describe below containing there being larger difference of altitude between the follow-up oil removing of sour water mechanism 7, be that the former highly significant is higher than the latter's height, therefore in order to ensure introducing containing the follow-up oil removing of sour water mechanism 7 with stable flow containing sour water in acid-bearing wastewater storage tank 4, more precisely for fear of the pressure reduction because of between the former with the latter, cause the suddenly big or suddenly small fluctuation of flow to use the follow-up deoiling effect ensureing containing the follow-up oil removing of sour water mechanism 7, so the utility model scheme is that acid-bearing wastewater storage tank 4 and the latter are aforesaid containing sour water stability of flow mechanism 6 containing arranging between the follow-up oil removing of sour water mechanism 7 at the former.
The above mentioned sour water stability of flow mechanism 6 that contains comprises a pressurizer tank 61, on the right side of this pressurizer tank 61 (with location status shown in Fig. 1, as follows) with horizontality, be provided with a feed liquor adapter 62 communicating with the pressurizer tank chamber 611 of pressurizer tank 61, the right-hand member of this feed liquor adapter 62 is stretched over outside pressurizer tank chamber 611, and be provided with a feed liquor and take over valve 621, and the left end of feed liquor adapter 62 is stretched in pressurizer tank chamber 611, and be connected with a liquid overflow pipe 622, the chamber diapire in the bottom of this liquid overflow pipe 622 and pressurizer tank chamber 611 is fixed (sealing is fixing), and this liquid overflow pipe 622 and feed liquor form vertical relation between taking over 62, in the left side of pressurizer tank 61 and the position that is positioned at the side on the lower side in left side with horizontality, be provided with one that communicate with pressurizer tank chamber 611 and draw adapter 63 with the sour water that contains being connected containing the follow-up oil removing of sour water mechanism 7, one lever column 64, this lever column 64 is positioned at pressurizer tank chamber 611, and fixes at the chamber diapire in the position corresponding to aforementioned liquid overflow pipe 622 and pressurizer tank chamber 611, and shown in figure, lever column 64 keeps longitudinally parallel with liquid overflow pipe 62, one fluid liquid cap 65, this fluid liquid cap 65 is provided in or claims to be enclosed within the upper end of liquid overflow pipe 622 in the mode fluctuating, and on the wall body of this fluid liquid cap 65, offer liquid-through hole 651, liquid-through hole 651 communicates with the cap chamber of fluid liquid cap 65, and cap chamber communicates with the discharge tube chamber of liquid overflow pipe 622, one is positioned at lever 66 and a float 67 in pressurizer tank chamber 611, the top of the right-hand member of lever 66 and fluid liquid cap 65 is articulated and connected, the upper end of the middle part of lever 66 and lever column 64 is pivotally connected or claim to be articulated and connected, and the left end of lever 66 and float 67 are articulated and connected, that is to say that float 67 is connected to the left end of lever 66.Wherein, aforementioned feed liquor is taken over 62 described right-hand member and is drawn the outlet valve 441 of interface 44 and be connected with the aforesaid sour water that contains.
When the liquid level in pressurizer tank chamber 611 raises, float 67 floatings, the left end of the lever 66 being connected with float 67 upwarps, and the right-hand member of lever 66 has a down dip with one end that fluid liquid cap 65 is connected, thereby make fluid liquid cap 65 descending, liquid-through hole 651 on fluid liquid cap 65 is increased by the degree of the tube wall of liquid overflow pipe 622 sealing, the liquid measure entering in pressurizer tank chamber 611 reduces, vice versa, thereby guarantee that the liquid measure in pressurizer tank chamber 611 is in substantially invariable amount, avoid pressure-difference fluctuation and affect the 7 follow-up deoiling effects containing the follow-up oil removing of sour water mechanism, because if remove this containing sour water stability of flow mechanism 6 and directly by introducing containing the follow-up oil removing of sour water mechanism 7 containing sour water in the storage tank chamber 41 of acid-bearing wastewater storage tank 4, so certainly can produce pressure surge because of pressure reduction.
Below to describing in detail containing the follow-up oil removing of sour water mechanism 7 of repeatedly mentioning above, why applicant is called containing the follow-up oil removing of sour water mechanism 7, because for aforesaid forward and backward level settler 1,2, prime settler 1 and rear class settler 2 have played in fact the effect of oil removing in early stage.Should comprise make-up tank cell body 71 containing the follow-up oil removing of sour water mechanism 7, containing sour water input tube 72, allotment acid solution output tube 73 and one group of stirring mechanism 74, make-up tank cell body 71 is arranged on terrace, containing the left end of sour water input tube 72 and the right side (location status shown in Fig. 1 of acid adjustment cell body 71, as follows) top connect, and communicate with the cell body chamber 711 of make-up tank cell body 71, and being connected containing right-hand member and the aforementioned sour water fairlead 63 that contains that contains sour water stability of flow mechanism 6 of sour water input tube 72, and opening and closing valve 721 containing being provided with on the pipeline of sour water input tube 72, the right-hand member of allotment acid solution output tube 73 is connected with the bottom in the left side of make-up tank cell body 71 and communicates with cell body chamber 711, and the left end of allotment acid solution output tube 73 is connected with the bottom of the short transverse of the water-and-oil separator 8 that also will illustrate below, one group of stirring mechanism 74 is arranged on the support 712 at the top of being fixed on make-up tank cell body 71 with interval state, and be stretched in cell body chamber 711, wherein: at the top of make-up tank cell body 71, be equipped with one for cell body chamber 711 being covered to the groove lid 713 protecting, on groove lid 713, be provided with for the blender inlet tube 7131 to the interior introducing blender in cell body chamber 711 and for the air in cell body chamber 711 is caused to extraneous blow-down pipe 7132.
The function of above mentioned blender inlet tube 7131 is blenders from kerosene to the interior introducing in cell body chamber 711 that filled the post of by, because in Rare-Earth Extraction Process, needing to use extraction agent is that naphthenic acid, additive are that secondary octanol and thinner are kerosene.
Above mentioned one group of stirring mechanism 74 respectively comprises agitator motor 741, step-down gear 742, stir shaft 743 and stirring rake 744, agitator motor 741 connects with step-down gear 742 transmissions, and be fixed on aforesaid support 712 together with agitator motor 741 by step-down gear 742, the upper end of stir shaft 743 is in transmission connection by adapter sleeve 7431 and the speed reducer output shaft 7421 of step-down gear 742, and the lower end of stir shaft 743 is stretched in described cell body chamber 711 after the stir shaft resigning hole on groove lid 713, stirring rake 744 is fixed on the lower end of stir shaft 743.
Preferably, on stir shaft 743 and be positioned at stirring rake 744 above be provided with an anti-splashing disk 7432, this anti-splashing disk 7432 under use state corresponding in cell body chamber 711 containing on the liquid level of sour water, to prevent that drop that stirring rake 744 produces in whipping process is opened in stir shaft resigning hole splash on groove lid 713 outside cell body chamber 711 through aforesaid, prevent that splash from arriving groove lid 713 side surfaces back to cell body chamber 71.
Above mentioned water-and-oil separator 8 is arranged on the left side containing the make-up tank cell body 71 of the follow-up oil removing of sour water mechanism 7, and using state lower support on the terrace of field of employment, top in the left side of the short transverse of water-and-oil separator 8 is provided with an oil extraction interface 81, fluid after water-and-oil separator 8 separation is drawn from this oil extraction interface 81, the bottom on the right side of the short transverse of water-and-oil separator 8 and be provided with mixed liquid in the position corresponding to aforementioned mixed liquid output tube 73 and introduce interface 82, and introduce between interface 82 and mixed liquid output tube 73 and be provided with a liquid feed valve 821 at this mixed liquid.Via the acid solution after water-and-oil separator 8 separation, by connected acid solution, draw reuse mechanism 9 and cause and follow in the header tank of the rare-earth extracting tank in Rare Earth Production workshop, by header tank, introduce rare-earth extracting tank and use.
Above mentioned acid solution draw reuse mechanism 9 preferably but not the structure being definitely limited to is as follows: comprise that this goes out motor 91 and draws pump 92, draw motor 91 and draw pump 92 and connect, and be bearing on the terrace of field of employment together with drawing motor 91 by drawing pump 92, the pump feed liquor interface 921 of drawing of drawing pump 92 is connected with the bottom, left side of aforementioned water-and-oil separator 8, and communicate with the water-and-oil separator chamber of water-and-oil separator 8, at this, draw and on pump feed liquor interface 921, be provided with a logical fluid valve 9211, drawing drawing of pump 92 pumps one end that liquid interface 922 draws reuse pipe 9221 with acid solution and is connected, and this acid solution is drawn the other end of reuse pipe 9221 and is connected with following in the high liquid bath at rare-earth extracting tank place of Rare Earth Production workshop, and in acid solution, draw on the pipeline of reuse pipe 9221 and be provided with reuse valve 92211.
The raffinate acid-bearing wastewater (being mingled with greasy dirt) producing in Rare-Earth Extraction Process is in raffinate acid-bearing wastewater 12 is introduced as the prime settler chamber 11 of prime settler 1 of one-level oil removing mechanism, float on surperficial greasy dirt and introduce the dirty cylinder of oil-collecting chamber 31 through the dirty pipe 32 of oil-collecting of the dirty cylinder 3 of oil-collecting, under the work of the pump liquid motor 51 of Beng liquid mechanism 5, raffinate acid-bearing wastewater in the water cavity 112 in prime settler chamber 11 is in transition conduit 13 enters the rear class settler chamber 21 of rear class settler 2, the greasy dirt that floats on 21 surfaces, rear class settler chamber is introduced in the dirty cylinder of oil-collecting chamber 31 through the dirty pipe 32 of oil-collecting of the dirty cylinder 3 of oil-collecting equally, and raffinate acid-bearing wastewater in the water cavity in the rear class settler chamber 21 of rear class settler 2 is introduced infusion pumps 52 through the infusion pump fluid inlet 521 of infusion pump 2, from infusion pump liquid outlet 522, draw again, and introduce in the storage tank chamber 41 of acid-bearing wastewater storage tank 4 through acid-bearing wastewater inlet tube 421, liquid level in storage tank chamber 41 is by weight 454 signals of level instruction device 45.The greasy dirt that floats on the acid-bearing wastewater surface in storage tank chamber 41 causes the dirty cylinder of oil-collecting chamber 31 through the dirty pipe 43 of storage tank oil extraction, and in storage tank chamber 41 containing sour water by drawing interface 44 and causing containing sour water stability of flow mechanism 6 containing sour water, with containing sour water, draw the pipeline that interface 44 is connected on be provided with outlet valve 441.By introducing containing the follow-up oil removing of sour water mechanism 7 and carry out follow-up oil removing containing sour water containing sour water stability of flow mechanism 6, then from mixed liquid output tube 73, cause water-and-oil separator 8, finally by the acid solution being connected with water-and-oil separator 8, draw reuse mechanism 9 and cause and follow in Rare Earth Production place is the header tank at rare-earth extracting tank place in Rare Earth Production workshop, standby.
Claims (9)
1. the raffinate acid-bearing wastewater in a rare earth extraction is processed reclamation set, it is characterized in that comprising a prime settler (1) and a rear class settler (2), on the top of a side of prime settler (1), be connected with one for raffinate acid-bearing wastewater being introduced to the raffinate acid-bearing wastewater inlet tube (12) in the prime settler chamber (11) of prime settler (1), and at prime settler (1), towards the bottom of a side of rear class settler (2), be connected with one end of a transition conduit (13) communicating with prime settler chamber (11), the other end of transition conduit (13) is connected towards the top of a side of prime settler (1) with rear class settler (2) and communicates with the rear class settler chamber (21) of rear class settler (2), the dirty cylinder of one oil-collecting (3), one acid-bearing wastewater storage tank (4) He Yibeng liquid mechanism (5), the dirty cylinder of oil-collecting (3) is positioned between rear class settler (2) and acid-bearing wastewater storage tank (4), on the top of the dirty cylinder of oil-collecting (3), be connected with an oil-collecting dirt of introducing for greasy dirt in by prime settler (1) and rear class settler (2) in the oil-collecting dirty cylinder chamber (31) of the dirty cylinder of oil-collecting (3) and manage (32), the dirty pipe of this oil-collecting (32) while is connected with the top of the tank wall of prime settler (1) and rear class settler (2), and communicate with prime settler chamber (11) and rear class settler chamber (21) simultaneously, the top of acid-bearing wastewater storage tank (4) is equipped with an acid-bearing wastewater communicating with the storage tank chamber (41) of acid-bearing wastewater storage tank (4) and introduces interface (42), at this acid-bearing wastewater, introduce on interface (42) and be connected with one for acid-bearing wastewater being incorporated into one end of the acid-bearing wastewater inlet tube (421) in storage tank chamber (41), the other end Yu Beng liquid mechanism (5) of this acid-bearing wastewater inlet tube (421) connects, Er Beng liquid mechanism (5) is connected with the bottom of the tank wall of rear class settler (2), and communicate with rear class settler chamber (21), at the upper lateral part of acid-bearing wastewater storage tank (4), be connected with one end of the dirty pipe of a storage tank oil extraction (43), and the other end of the dirty pipe of this storage tank oil extraction (43) is stretched in the oil storage dirty cylinder chamber (31) of the dirty cylinder of described oil-collecting (3), in the lower side of acid-bearing wastewater storage tank (4), connected one and drawn interface (44) containing sour water, should draw interface (44) containing sour water communicates with storage tank chamber (41), one contains the follow-up oil removing of sour water mechanism (7) containing sour water stability of flow mechanism (6) and, containing sour water stability of flow mechanism (6), is connected to containing sour water and draws interface (44) and contain between the follow-up oil removing of sour water mechanism (7), one water-and-oil separator (8) and an acid solution are drawn reuse mechanism (9), water-and-oil separator (8) is connected to containing the follow-up oil removing of sour water mechanism (7) and acid solution and draws between reuse mechanism (9), and acid solution is drawn reuse mechanism (9) and is connected with following the header tank in the rare-earth extracting tank in Rare Earth Production workshop by pipeline.
2. the raffinate acid-bearing wastewater in rare earth extraction according to claim 1 is processed reclamation set, it is characterized in that in the prime settler chamber (11) of described prime settler (1) and with interval state, be provided with one group of prime settler chamber grid (111) along the length direction in prime settler chamber (11), between the bottom of each prime settler chamber grid (111) and the bottom in prime settler chamber (11), maintaining logical liquid space; In the rear class settler chamber (21) of described rear class settler (2) and along the length direction in rear class settler chamber (21), with interval state, be provided with one group of rear class settler chamber grid (211), between the bottom of each rear class settler chamber grid (211) and the bottom in rear class settler chamber (11), maintain logical liquid space.
3. the raffinate acid-bearing wastewater in rare earth extraction according to claim 1 is processed reclamation set, it is characterized in that short transverse in the oil-collecting dirty cylinder chamber (31) of the dirty cylinder of described oil-collecting (3) and along dirty chamber (31) of oil-collecting be provided with a pair of form each other cruciform relation strain greasy dirt plate (311), and be provided with a remittance greasy dirt groove (312), the upper plane of this remittance greasy dirt groove (312) is lower than the described upper plane of straining greasy dirt plate (311), on the outer wall of the dirty cylinder of oil-collecting (3), be provided with an oil-collecting dirty cylinder wash water valve (33) and a remittance greasy dirt groove draining valve (34), oil-collecting dirty cylinder wash water valve (33) is positioned at the below of the short transverse of the dirty cylinder of oil-collecting (3), and communicate with the dirty chamber of described oil-collecting (31), and remittance greasy dirt groove draining valve (34) is positioned at the middle part of the short transverse of the dirty cylinder of oil-collecting (3), and communicate with remittance greasy dirt groove (312), wherein, strain between the bottom of greasy dirt plate (311) and the bottom in oil-collecting dirty cylinder chamber (31) and maintain space.
4. the raffinate acid-bearing wastewater in rare earth extraction according to claim 1 is processed reclamation set, it is characterized in that being provided with one for disclosing the liquid level indicating mechanism (45) of the liquid level of the acid-bearing wastewater in storage tank chamber (41) on described acid-bearing wastewater storage tank (4), this liquid level indicating mechanism (45) comprises liquid level float (451), float connection cord (452), connection cord slide guide wheel (453) and weight (454), liquid level float (451) is positioned at storage tank chamber (41), connection cord slide guide wheel (453) is arranged on the top side portion of acid-bearing wastewater storage tank (4), one end of float connection cord (452) is fixedly connected with liquid level float (451), the other end causes outside storage tank chamber (41) and is being fixedly connected with weight (454) after connection cord slide guide wheel (453), wherein: on the inwall in described storage tank chamber (41) and at the position corresponding to described liquid level float (451), be provided with a floater guiding limiting plate (411).
5. the raffinate acid-bearing wastewater in rare earth extraction according to claim 1 is processed reclamation set, it is characterized in that described Beng Ye mechanism (5) comprises pump liquid motor (51) and infusion pump (52), pump liquid motor (51) coordinates with infusion pump (52) transmission, and by infusion pump (52), together with pump liquid motor (51), be bearing in the terrace of field of employment or be arranged on the resting support on terrace, the infusion pump fluid inlet (521) of this infusion pump (52) is connected with the bottom of the tank wall of described rear class settler (2) and communicates with described rear class settler chamber (21), and the infusion pump liquid outlet (522) of infusion pump (52) is connected with the described the other end of described acid-bearing wastewater inlet tube (421).
6. the raffinate acid-bearing wastewater in rare earth extraction according to claim 1 is processed reclamation set, it is characterized in that the described follow-up oil removing of the sour water mechanism (7) that contains comprises a make-up tank cell body (71), containing sour water input tube (72), allotment acid solution output tube (73) and one group of stirring mechanism (74), make-up tank cell body (71) is arranged on terrace, containing the left end of sour water input tube (72) and the top on the right side of acid adjustment cell body (71) is connected and communicate with the cell body chamber (711) of make-up tank cell body (71), and containing sour water stability of flow mechanism (6), be connected with described containing the right-hand member of sour water input tube (72), and opening and closing valve (721) containing being provided with on the pipeline of sour water input tube (72), the right-hand member of allotment acid solution output tube (73) is connected with the bottom in the left side of make-up tank cell body (71) and communicates with cell body chamber (711), and the bottom of the left end of allotment acid solution output tube (73) and the short transverse of described water-and-oil separator (8) is connected, one group of stirring mechanism (74) is arranged on the support (712) at the top of being fixed on make-up tank cell body (71) with interval state, and be stretched in described cell body chamber (711), wherein: at the top of make-up tank cell body (71), be equipped with one for cell body chamber (711) being covered to the groove lid (713) protecting, on groove lid (713), be provided with for introducing the blender inlet tube (7131) of blender and be fixed with one for the air in cell body chamber (711) is caused to extraneous blow-down pipe (7132) in cell body chamber (711).
7. the raffinate acid-bearing wastewater in rare earth extraction according to claim 6 is processed reclamation set, it is characterized in that described one group of stirring mechanism (74) respectively comprises agitator motor (741), step-down gear (742), stir shaft (743) and stirring rake (744), agitator motor (741) connects with step-down gear (742) transmission, and be fixed on described support (712) together with agitator motor (741) by step-down gear (742), the upper end of stir shaft (743) is in transmission connection by adapter sleeve (7431) and the speed reducer output shaft (7421) of step-down gear (742), and the lower end of stir shaft (743) is being stretched in described cell body chamber (711) after described groove lid (713), stirring rake (744) is fixed on the described lower end of stir shaft (743).
8. the raffinate acid-bearing wastewater in rare earth extraction according to claim 7 is processed reclamation set, it is characterized in that top upper at described stir shaft (743) and that be positioned at described stirring rake (744) is provided with an anti-splashing disk (7432), this anti-splashing disk (7432) under use state corresponding to above the liquid level containing sour water described cell body chamber (711) in.
9. the raffinate acid-bearing wastewater in rare earth extraction according to claim 1 is processed reclamation set, acid solution described in it is characterized in that is drawn reuse mechanism (9) and is comprised that this goes out motor (91) and draws pump (92), draw motor (91) and draw pump (92) and connect, and be bearing on the terrace of field of employment together with drawing motor (91) by drawing pump (92), the pump feed liquor interface (921) of drawing of drawing pump (92) is connected with the bottom, left side of described water-and-oil separator (8) and communicates with water-and-oil separator (8), at this, draw and on pump feed liquor interface (921), be provided with a logical fluid valve (9211), drawing drawing of pump (92) pumps one end that liquid interface (922) draws reuse pipe (9221) with acid solution and is connected, and the other end that acid solution is drawn reuse pipe (9221) is connected with following the high liquid bath in the rare-earth extracting tank in Rare Earth Production workshop, and in acid solution, draw on the pipeline of reuse pipe (9221) and be provided with a reuse valve (92211), on the top of described water-and-oil separator (8), be provided with an oil extraction interface (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320554775.4U CN203451301U (en) | 2013-09-06 | 2013-09-06 | Treatment and recycling device for acid-containing wastewater of raffinate in rare earth extracting process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320554775.4U CN203451301U (en) | 2013-09-06 | 2013-09-06 | Treatment and recycling device for acid-containing wastewater of raffinate in rare earth extracting process |
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| Publication Number | Publication Date |
|---|---|
| CN203451301U true CN203451301U (en) | 2014-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320554775.4U Withdrawn - After Issue CN203451301U (en) | 2013-09-06 | 2013-09-06 | Treatment and recycling device for acid-containing wastewater of raffinate in rare earth extracting process |
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| CN (1) | CN203451301U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103466821A (en) * | 2013-09-06 | 2013-12-25 | 中铝稀土（常熟）有限公司 | Device for treating and recycling acid-containing wastewater of extraction raffinate in rare earth extraction process |
| CN112892434A (en) * | 2021-01-20 | 2021-06-04 | 江苏福昌环保科技集团有限公司 | Full-interface reactor and full-interface efficient extraction method |
-
2013
- 2013-09-06 CN CN201320554775.4U patent/CN203451301U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103466821A (en) * | 2013-09-06 | 2013-12-25 | 中铝稀土（常熟）有限公司 | Device for treating and recycling acid-containing wastewater of extraction raffinate in rare earth extraction process |
| CN112892434A (en) * | 2021-01-20 | 2021-06-04 | 江苏福昌环保科技集团有限公司 | Full-interface reactor and full-interface efficient extraction method |
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