CN107986505A - A kind of integral type phosphorized waste water processing unit - Google Patents
A kind of integral type phosphorized waste water processing unit Download PDFInfo
- Publication number
- CN107986505A CN107986505A CN201711443429.8A CN201711443429A CN107986505A CN 107986505 A CN107986505 A CN 107986505A CN 201711443429 A CN201711443429 A CN 201711443429A CN 107986505 A CN107986505 A CN 107986505A
- Authority
- CN
- China
- Prior art keywords
- chamber
- processing unit
- integral type
- waste water
- inlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000002351 wastewater Substances 0.000 title claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 36
- 239000007788 liquid Substances 0.000 claims abstract description 34
- 238000000034 method Methods 0.000 claims abstract description 28
- 230000008569 process Effects 0.000 claims abstract description 28
- 239000012530 fluid Substances 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 238000011282 treatment Methods 0.000 claims abstract description 19
- 230000004888 barrier function Effects 0.000 claims abstract description 4
- 239000006096 absorbing agent Substances 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 239000002699 waste material Substances 0.000 abstract description 11
- 238000004065 wastewater treatment Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910019142 PO4 Inorganic materials 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 239000004094 surface-active agent Substances 0.000 description 2
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- PTFCDOFLOPIGGS-UHFFFAOYSA-N Zinc dication Chemical compound [Zn+2] PTFCDOFLOPIGGS-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229910001431 copper ion Inorganic materials 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000013527 degreasing agent Substances 0.000 description 1
- 238000005237 degreasing agent Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- RVPVRDXYQKGNMQ-UHFFFAOYSA-N lead(2+) Chemical compound [Pb+2] RVPVRDXYQKGNMQ-UHFFFAOYSA-N 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910001453 nickel ion Inorganic materials 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/16—Nature of the water, waste water, sewage or sludge to be treated from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a kind of integral type phosphorized waste water processing unit, including rack, body fuselage, fluid reservoir, pretreatment chamber, reative cell, residue treatment mechanism, sensing chamber, clean water chamber, inlet, liquid outlet, control system, the body fuselage is installed in rack, fluid reservoir is equipped with the body fuselage successively, pretreatment chamber, reative cell, residue treatment mechanism, sensing chamber and clean water chamber, the fluid reservoir, pretreatment chamber, reative cell, residue treatment mechanism, opened between sensing chamber and clean water chamber by side wall barrier, the fluid reservoir is connected with inlet, the clean water chamber is connected with liquid outlet, the control system is installed on the outside of body fuselage.A kind of integral type phosphorized waste water processing unit of the present invention, using multiple process chamber integral structures, the indoor waste liquid of liquid storage can pass sequentially through pretreatment chamber, reative cell, residue treatment mechanism, sensing chamber and clean water chamber and carry out wastewater treatment, and apparatus cost is low, it is simple in structure, operation facility.
Description
【Technical field】
The present invention relates to a kind of technical field of hardware production, particularly a kind of integral type phosphorized waste water processing unit
Technical field.
【Background technology】
In the production process of the metal works such as bolt, nut, phosphatization is that a kind of chemistry forms phosphoric acid with electrochemical reaction
The process of salt chemical composition coating, purpose mainly provide protection to parent metal, prevent metal to be corroded to a certain extent；With
The bottoming before japanning, improves the adhesive force and anti-corrosion capability of paint film layer；Antifriction lubrication use is played in metal cold machining process.
It is different according to production technology in phosphorized waste water in addition to containing substantial amounts of phosphate, zinc ion, acid-base material and organic matter, sometimes
Also containing the pollutants such as heavy metal and surfactant such as a certain amount of nickel ion, copper ion or lead ion, complicated component.
Phosphorized waste water processing on conventional art needs the device using some working processes successively, leads between these devices
The interconnection of waste liquid conveying device is crossed, is taken up space big, complicated, work efficiency is low, and cost is higher, and it is small to be not suitable for processing
The a small amount of etching waste liquor of type.
【The content of the invention】
The purpose of the present invention is exactly to solve the problems of the prior art, proposes a kind of integral type phosphorized waste water processing unit,
The integration of phosphorized waste water process flow is carried out, low cost is simple in structure, operation facility.
To achieve the above object, the present invention proposes a kind of integral type phosphorized waste water processing unit, including outside rack, body
Shell, fluid reservoir, pretreatment chamber, reative cell, residue treatment mechanism, sensing chamber, clean water chamber, inlet, liquid outlet, control system,
The body fuselage is installed in rack, be equipped with successively in the body fuselage fluid reservoir, pretreatment chamber, reative cell, at residue
Manage mechanism, sensing chamber and clean water chamber, the fluid reservoir, pretreatment chamber, reative cell, residue treatment mechanism, sensing chamber and clean water chamber
Between by side wall barrier open, the fluid reservoir is connected with inlet, and the clean water chamber is connected with liquid outlet, the control system
Installed in the outside of body fuselage.
Preferably, the pretreatment chamber includes pretreatment chamber's body, some vertical clapboards, some paddles, water inlet pipe, goes out
Water pipe, motor, deflector, process chamber inlet and process chamber liquid outlet, the chamber bodies include left surface, right flank,
Bottom plate, top surface, front and back, are vertically equipped with some vertical clapboards on the bottom plate, mutually flat between some vertical clapboards
OK, left surface and the right flank bottom is equipped with some paddles, and water inlet pipe is further respectively had on the left surface and right flank
And outlet pipe, described to be above equipped with process chamber inlet, described to be equipped with process chamber liquid outlet below, the motor is fixed on
Pretreatment chamber's outer body, the process chamber inlet are connected with deflector.
Preferably, some vertical clapboards are alternately fixed on left surface and right flank, U-shaped channel is formed, it is described
Spacing between adjacent some vertical clapboards is equal.
Preferably, the bottom plate is obliquely installed, incline direction is slightly less than close to going out for bottom plate close to the side of inlet
Liquid mouth side, and angle of inclination can be 1~10 °.
Preferably, the paddle is periodically installed at the bottom of left side wall and right side wall, and flowed to towards with liquid
Unanimously.
Preferably, the side wall centers are equipped with through hole, the through hole is equipped with mobile door, the movement door both side surface
Equipped with some reinforcing ribs.
Preferably, the body fuselage is horizontal cylinder-like structure, including cylinder side, protecgulum and rear cover, it is described
Cylinder side is equipped with some observation windows, the observation window respectively with fluid reservoir, pretreatment chamber, reative cell, residue treatment mechanism,
The position of sensing chamber and clean water chamber is corresponding.
Preferably, the rack is additionally provided with absorber film with body fuselage bearing.
Beneficial effects of the present invention：A kind of integral type phosphorized waste water processing unit of the present invention, solves conventional phosphatizing waste water
Processing unit is connected with each other, cost is higher, takes up space the problem of big, using multiple process chamber integral structures, in fluid reservoir
Waste liquid can pass sequentially through pretreatment chamber, reative cell, residue treatment mechanism, sensing chamber and clean water chamber carry out wastewater treatment, device
Low cost, simple in structure, operation facility.
The feature and advantage of the present invention will be described in detail by embodiment combination attached drawing.
【Brief description of the drawings】
Fig. 1 is a kind of structure diagram of integral type phosphorized waste water processing unit of the present invention；
Fig. 2 is a kind of structure diagram of the body fuselage of integral type phosphorized waste water processing unit of the present invention；
Fig. 3 is a kind of structure diagram of the pretreatment chamber of integral type phosphorized waste water processing unit of the present invention；
Fig. 4 is a kind of structure diagram of the side wall of integral type phosphorized waste water processing unit of the present invention.
In figure：1- racks, 2- body fuselages, 3- fluid reservoirs, 4- pretreatment chamber, 5- reative cells, 6- residue treatments mechanism, 7-
Sensing chamber, 8- clean water chambers, 9- inlets, 10- liquid outlets, 11- control systems, 12- side walls, 13- absorber films, 21- cylinders side,
22- protecgulums, 23- rear covers, 41- chamber bodies, 42- vertical clapboards, 43- paddles, 44- water inlet pipes, 45- outlet pipes, 46- electricity
Machine, 47- deflectors, 48- process chambers inlet, 49- process chambers liquid outlet, 121- through holes, 122- movement door, 211- observation windows,
411- left surfaces, 412- right flanks, 413- bottom plates, 414- top surfaces, before 415-, behind 416-, 1221- reinforcing ribs.
【Embodiment】
Refering to Fig. 1,2,3 and 4, a kind of integral type phosphorized waste water processing unit of the present invention, including rack 1, body fuselage 2,
Fluid reservoir 3, pretreatment chamber 4, reative cell 5, residue treatment mechanism 6, sensing chamber 7, clean water chamber 8, inlet 9, liquid outlet 10, control
System 11, the body fuselage 2 are installed in rack 1, are equipped with fluid reservoir 3, pretreatment chamber 4, anti-in the body fuselage 2 successively
Answer room 5, residue treatment mechanism 6, sensing chamber 7 and clean water chamber 8, the fluid reservoir 3, pretreatment chamber 4, reative cell 5, waste disposer
Opened between structure 6, sensing chamber 7 and clean water chamber 8 by the barrier of side wall 12, the fluid reservoir 3 is connected with inlet 9, the clean water chamber 8
It is connected with liquid outlet 10, the control system 11 is installed on the outside of body fuselage 2, and the pretreatment chamber 4 includes pretreatment chamber
Body 41, some vertical clapboards 42, some paddles 43, water inlet pipe 44, outlet pipe 45, motor 46, deflector 47, process chamber feed liquor
Mouthfuls 48 and process chamber liquid outlet 49, the chamber bodies 41 include left surface 411, right flank 412, bottom plate 413, top surface 414,
Above 415 and below 416, vertically it is equipped with some vertical clapboards 42 on the bottom plate 413, between some vertical clapboards 42 mutually
Parallel, 412 bottom of left surface 411 and right flank is equipped with some paddles 43, on the left surface 411 and right flank 412
Further respectively have water inlet pipe 44 and outlet pipe 45, it is described above 415 to be equipped with process chamber inlet 48, it is described behind set on 416
There is process chamber liquid outlet 49, the motor 46 is fixed on the outside of pretreatment chamber's body 41, the process chamber inlet 48 and water conservancy diversion
Plate 47 is connected, and some vertical clapboards 42 are alternately fixed on left surface 411 and right flank 412, forms U-shaped channel, institute
The spacing stated between adjacent some vertical clapboards 42 is equal, and the bottom plate 413 is obliquely installed, and incline direction is bottom plate 413 by nearby
The side for managing room inlet 48 is slightly less than close to 49 side of process chamber liquid outlet, and angle of inclination can be 1~10 °, the stirring
Leaf 43 is periodically installed at the bottom of left side wall 411 and right side wall 412, and consistent towards being flowed to liquid, in the side wall 12
Centre is equipped with through hole 121, and the through hole 121 is equipped with mobile door 122, and movement 122 both side surface of door is equipped with some reinforcing ribs
1221, the body fuselage 2 is horizontal cylinder-like structure, including cylinder side 21, protecgulum 22 and rear cover 23, the cylinder side
Face 21 is equipped with some observation windows 211, the observation window 211 respectively with fluid reservoir 3, pretreatment chamber 4, reative cell 5, residue treatment
The position of mechanism 6, sensing chamber 7 and clean water chamber 8 is corresponding, and the rack 1 is additionally provided with absorber film 13 with 2 bearing of body fuselage.
The course of work of the present invention：
A kind of integral type phosphorized waste water processing unit of the present invention during the work time, waste liquid is added from inlet 9, waste liquid
It can be temporarily stored within fluid reservoir 3, the waste liquid in fluid reservoir 3 can pass sequentially through pretreatment chamber 4, reative cell 5, residue treatment mechanism
6th, sensing chamber 7 and clean water chamber 8 carry out wastewater treatment；Pretreatment fluid in pretreatment chamber 4 can be adjusted to water correction and to water
Section, waste liquid enter in reative cell 5, oil emulsion therein, degreasing agent, lubricating oil, surfactant, suspended matter, phosphate radical and
The components such as the organic or inorganic foreign-matter contamination such as acid, alkali and reaction solution reactive absorption, residue treatment mechanism 6 is to anti-in reative cell 5
The precipitation that should produce afterwards, residue are cleaned and recycled, and sensing chamber 7 can be detected waste component, it is ensured that discharge liquor
Body meets discharge standard, and clean water chamber 8 can be diluted and adjust to waste liquid；Wherein in pretreatment chamber 4, first will before waste water is passed through
Suitable treatment fluid is injected in chamber bodies 41 from water inlet pipe 44, opens process chamber inlet 48, by waste water from process chamber into
Added at liquid mouth 48 in chamber bodies 41, waste water is flowed into by the shaped form of some 42 staggereds of vertical clapboard along deflector 47
In passage；Shaped form channel end surface is equipped with some paddles 43, can promote waste water flow forward, adjusts the rotating speed of paddle 43
Controllable flow velocity；Bottom plate 413 is obliquely installed, and incline direction is slightly less than close to the side of process chamber inlet 48 for bottom plate 413 and leans on
Nearly 49 side of process chamber liquid outlet, and angle of inclination can be 1~10 °, be avoided that flow velocity is too fast, it is ensured that processing is complete；Pass through sight
Each indoor reaction process can be monitored by examining window 211；Absorber film 13 can shake caused by puncture device work, improve work
Make environment.
Above-described embodiment is the description of the invention, is not limitation of the invention, it is any to simple transformation of the present invention after
Scheme belong to protection scope of the present invention.
Claims (8)
- A kind of 1. integral type phosphorized waste water processing unit, it is characterised in that：Including rack (1), body fuselage (2), fluid reservoir (3), pretreatment chamber (4), reative cell (5), residue treatment mechanism (6), sensing chamber (7), clean water chamber (8), inlet (9), go out liquid Mouth (10), control system (11), the body fuselage (2) are installed in rack (1), are equipped with successively in the body fuselage (2) Fluid reservoir (3), pretreatment chamber (4), reative cell (5), residue treatment mechanism (6), sensing chamber (7) and clean water chamber (8), the liquid storage Pass through side wall between room (3), pretreatment chamber (4), reative cell (5), residue treatment mechanism (6), sensing chamber (7) and clean water chamber (8) (12) barrier is opened, and the fluid reservoir (3) is connected with inlet (9), and the clean water chamber (8) is connected with liquid outlet (10), the control System (11) processed is installed on the outside of body fuselage (2).
- A kind of 2. integral type phosphorized waste water processing unit as claimed in claim 1, it is characterised in that：The pretreatment chamber (4) Including pretreatment chamber's body (41), some vertical clapboards (42), some paddles (43), water inlet pipe (44), outlet pipe (45), motor (46), deflector (47), process chamber inlet (48) and process chamber liquid outlet (49), the chamber bodies (41) include left side Face (411), right flank (412), bottom plate (413), above top surface (414), (415) and below (416), on the bottom plate (413) Some vertical clapboards (42) are vertically equipped with, are parallel to each other between some vertical clapboards (42), the left surface (411) and right side Face (412) bottom is equipped with some paddles (43), and water inlet pipe is further respectively had on the left surface (411) and right flank (412) (44) and outlet pipe (45) (415) are equipped with process chamber inlet (48) before, described, it is described behind (416) be equipped with processing Room liquid outlet (49), the motor (46) are fixed on the outside of pretreatment chamber's body (41), and the process chamber inlet (48) is with leading Flowing plate (47) is connected.
- A kind of 3. integral type phosphorized waste water processing unit as claimed in claim 2, it is characterised in that：Some vertical clapboards (42) alternately it is fixed on left surface (411) and right flank (412), forms U-shaped channel, adjacent some vertical clapboards (42) Between spacing it is equal.
- A kind of 4. integral type phosphorized waste water processing unit as claimed in claim 2, it is characterised in that：The bottom plate (413) is inclined Tiltedly set, incline direction is slightly less than close to process chamber liquid outlet for bottom plate (413) close to the side of process chamber inlet (48) (49) side, and angle of inclination can be 1~10 °.
- A kind of 5. integral type phosphorized waste water processing unit as claimed in claim 2, it is characterised in that：Between the paddle (43) The bottom of left side wall (411) and right side wall (412) is installed on every ground, and it is consistent towards being flowed to liquid.
- A kind of 6. integral type phosphorized waste water processing unit as claimed in claim 1, it is characterised in that：Side wall (12) center Equipped with through hole (121), the through hole (121) is equipped with mobile door (122), and described movement door (122) both side surface is equipped with some Reinforcing rib (1221).
- A kind of 7. integral type phosphorized waste water processing unit as claimed in claim 1, it is characterised in that：The body fuselage (2) It is equipped with for horizontal cylinder-like structure, including cylinder side (21), protecgulum (22) and rear cover (23), the cylinder side (21) Some observation windows (211), the observation window (211) respectively with fluid reservoir (3), pretreatment chamber (4), reative cell (5), residue treatment Mechanism (6), sensing chamber (7) are corresponding with the position of clean water chamber (8).
- A kind of 8. integral type phosphorized waste water processing unit as any one of claim 1 to 7, it is characterised in that：It is described Rack (1) is additionally provided with absorber film (13) with body fuselage (2) bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711443429.8A CN107986505A (en) | 2017-12-27 | 2017-12-27 | A kind of integral type phosphorized waste water processing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711443429.8A CN107986505A (en) | 2017-12-27 | 2017-12-27 | A kind of integral type phosphorized waste water processing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107986505A true CN107986505A (en) | 2018-05-04 |
Family
ID=62042857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711443429.8A Pending CN107986505A (en) | 2017-12-27 | 2017-12-27 | A kind of integral type phosphorized waste water processing unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN107986505A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999048819A1 (en) * | 1998-03-25 | 1999-09-30 | Henkel Kommanditgesellschaft Auf Aktien | Treatment of waste water during phosphating |
| CN101717150A (en) * | 2009-11-19 | 2010-06-02 | 浙江大学 | Anaerobic device stirring under the drive of solar energy |
| CN202011759U (en) * | 2010-11-26 | 2011-10-19 | 中国海洋石油总公司 | Separating device for flocculent precipitate in waste water |
| CN203021378U (en) * | 2013-01-03 | 2013-06-26 | 江苏新裕泰华环保有限公司 | Phosphating wastewater treatment device |
| CN205442895U (en) * | 2016-03-31 | 2016-08-10 | 株洲新时代环保科技有限公司 | Heavy metal waste water treatment equipment |
| CN207828018U (en) * | 2017-12-27 | 2018-09-07 | 浙江新东方汽车零部件有限公司 | A kind of integral type phosphorized waste water processing unit |
-
2017
- 2017-12-27 CN CN201711443429.8A patent/CN107986505A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999048819A1 (en) * | 1998-03-25 | 1999-09-30 | Henkel Kommanditgesellschaft Auf Aktien | Treatment of waste water during phosphating |
| CN101717150A (en) * | 2009-11-19 | 2010-06-02 | 浙江大学 | Anaerobic device stirring under the drive of solar energy |
| CN202011759U (en) * | 2010-11-26 | 2011-10-19 | 中国海洋石油总公司 | Separating device for flocculent precipitate in waste water |
| CN203021378U (en) * | 2013-01-03 | 2013-06-26 | 江苏新裕泰华环保有限公司 | Phosphating wastewater treatment device |
| CN205442895U (en) * | 2016-03-31 | 2016-08-10 | 株洲新时代环保科技有限公司 | Heavy metal waste water treatment equipment |
| CN207828018U (en) * | 2017-12-27 | 2018-09-07 | 浙江新东方汽车零部件有限公司 | A kind of integral type phosphorized waste water processing unit |
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Application publication date: 20180504 |
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