CN200991699Y - Device for treating waste material using high-temperature electric arc technology - Google Patents
Device for treating waste material using high-temperature electric arc technology Download PDFInfo
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- CN200991699Y CN200991699Y CN200620158793.0U CN200620158793U CN200991699Y CN 200991699 Y CN200991699 Y CN 200991699Y CN 200620158793 U CN200620158793 U CN 200620158793U CN 200991699 Y CN200991699 Y CN 200991699Y
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- treating waste
- electric arc
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- 238000010891 electric arc Methods 0.000 title claims abstract description 25
- 239000002699 waste material Substances 0.000 title claims abstract description 19
- 238000005516 engineering process Methods 0.000 title claims abstract description 17
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- 238000007789 sealing Methods 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims 1
- 239000007789 gas Substances 0.000 abstract description 45
- 239000000463 material Substances 0.000 abstract description 12
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 abstract description 3
- 238000009841 combustion method Methods 0.000 abstract 1
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- 238000006243 chemical reaction Methods 0.000 description 4
- 239000002920 hazardous waste Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 229910052895 riebeckite Inorganic materials 0.000 description 4
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 150000002431 hydrogen Chemical class 0.000 description 3
- 239000005416 organic matter Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 241000700605 Viruses Species 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 239000002283 diesel fuel Substances 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 230000003176 fibrotic effect Effects 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229910052755 nonmetal Inorganic materials 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000000505 pernicious effect Effects 0.000 description 2
- 150000003071 polychlorinated biphenyls Chemical class 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000002910 solid waste Substances 0.000 description 2
- -1 spoil Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 241001300078 Vitrea Species 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000000109 continuous material Substances 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 229910052571 earthenware Inorganic materials 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 229910003439 heavy metal oxide Inorganic materials 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000002906 medical waste Substances 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000012811 non-conductive material Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000000941 radioactive substance Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 238000009270 solid waste treatment Methods 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Classifications
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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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- Discharge Heating (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
本实用新型公开了一种利用高温电弧技术处理废弃物的装置，在电弧发生炉炉体预定位置上安装有2－3个电极(11)，采用交流或直流起弧技术，设置电极驱动器(13)调节电极距离以利于起弧，电弧在电极之间形成，不依赖炉料的导电性能。加料口(10)连接加料系统可连续或间歇加料，可处置各种形态废弃物；尾体排出口连接尾气处理排放系统，可保证有害气体零排放。被处理物料在1200℃－2500℃的温度下彻底热裂解，不会产生二英，并可防止放射性泄漏，尾气产生量仅为燃烧法的5％，处理物容积可减少99.7％，能效可在80％以上，具有投资节省、运行稳定、操作简单等特点。
The utility model discloses a device for treating waste by using high-temperature electric arc technology. Two to three electrodes (11) are installed on the predetermined position of the electric arc generating furnace body, and an electrode driver (13) is provided by adopting alternating current or direct current arc starting technology. ) Adjust the electrode distance to facilitate arcing, and the arc is formed between the electrodes, independent of the conductivity of the charge. The feeding port (10) is connected to the feeding system for continuous or intermittent feeding, and can dispose of waste in various forms; the tail body outlet is connected to the tail gas treatment and discharge system, which can ensure zero discharge of harmful gases. The material to be processed is completely pyrolyzed at a temperature of 1200°C-2500°C, which will not produce dioxin and prevent radioactive leakage. The amount of tail gas produced is only 5% of that of the combustion method, and the volume of the treated material can be reduced by 99.7%. The energy efficiency can be improved. More than 80%, it has the characteristics of saving investment, stable operation and simple operation.
Description
Technical field
The utility model relates to the device of handling discarded object, particularly utilizes the device of high-temperature electric arc technical finesse discarded object.
Background technology
The processing of MSW and hazardous waste has become a main environmental protection subject under discussion.MSW and hazardous waste not only composition are extremely harmful, and its bacterial virus of carrying has extremely strong infectiousness, must effectively handle.The method of taking landfill in the past or burning with diesel oil, but owing to need effectively sterilize in the past at landfill, dealing with improperly to become hidden danger, and the inapplicable burying method of liquid hazardous waste is disposed.And diesel oil burns the easily a large amount of pernicious gases of generation, causes secondary pollution (as dioxin), requires high to treatment facility.
Utilize arc technology can solve traditional landfill, the indeterminable problem of burning method, accomplish the pernicious gas zero-emission, as having disclosed employing water vapour plasma and direct current plasma technology among the Chinese patent ZL89105527.4, but this reaction is only carried out in earthenware, reaction compartment is little, also requirement can be handled the solid waste particle at 300 microns, and this brings difficulty to industrialization.
And for example adopt inertia plasma gas and direct current plasma technology among the Chinese patent ZL93103682.8, be reflected in the stroke pipe and carry out, but reaction compartment is little, also requirement can be handled the solid waste particle at 100 microns, the carbon that reaction outlet jet pipe also wants aerating oxygen to produce with burning, realization of industrialization also are very difficult.
And for example use electric arc plasma (orifice) gas MSW in the U.S. Pat 5280757, and destroy Polychlorinated biphenyls (PCB) etc. with arc-plasma in U.S. Pat 4644877 and the U.S. Pat 4431612, but above-mentioned patent can not guarantee the enough reaction time, and owing to all be to use under the direct current, electrode life is short, brings difficulty when handling cold, non-conductive material.Though employing as public molten bath, as conducting wire between electrode, needs two covering devices cause trouble to practical application with the molten bath in the joule heated melter of the other power supply of increasing exchanges of direct-current arc producer among the Chinese patent ZL96192788.7.
The utility model content
The technical problems to be solved in the utility model provides a kind of device that utilizes high-temperature electric arc technical finesse discarded object, electric arc can produce between electrode automatically, thereby the joule heated melter of the power supply of need not increasing exchanges again on electric arc producer side is as public molten bath.
For solving the problems of the technologies described above, the utility model discloses a kind of device that utilizes high-temperature electric arc technical finesse discarded object, electric arc producer body of heater is provided with charge door, tail gas outlet, slag discharge port, and the body of heater precalculated position is provided with 2-3 the electrode that is used to produce electric arc.
As a kind of preferred structure of the present utility model, be that electrode driver is set on electrode, be used to regulate the length of electrode in body of heater and be beneficial to the starting the arc, electrode feeds and exchanges or dc source.
In a preferred embodiment, charge door on the body of heater connects charging system, can guarantee the system of bf body integral sealing, and according to the different mining of processed discarded object form with different charging systems, can continuously or feed in raw material intermittence; Urosome outlet on the body of heater connects the vent gas treatment exhaust system, through the hurried cooling of tail gas, can carry out combustible gas collection or combustible gas burning.
Adopt device of the present utility model, electrode connect to exchange or dc source after, regulate the electrode driver on the electrode, the starting the arc automatically between two electrodes does not rely on the conductive characteristic of material to be processed in the stove; Material to be processed electric arc in stove produces 1200 ℃-2500 ℃ thorough cracking down of operating temperature, make that organic matter is quick and complete in stove to be cracked into harmless simple substance, inorganic matter can be smelted into vitreum and elemental metals, and harmful fibre structure that can destroy asbestos is thoroughly accomplished innoxious, and can utterly destroy bacterium and disease, can not produce harmful substances such as dioxin, human body and environment are not polluted.
The utility model device is littler than conventional solid waste treatment system volume, flow process short.For the material of form of the same race not, charge door connects different charging systems, can handle liquid state, solid-state, semisolid, gaseous state, can feeding in continuous material, material there is not specific (special) requirements; Exhaust port connects exhaust treatment system, can accomplish innoxious discharging, free from environmental pollution, and can obtain fuel gas such as hydrogen, carbon monoxide, the heat energy of tail gas cooling and the heat energy of combustible gas can utilize hot water or generating, and producing the tail gas amount only is 5% of firing method, and the handled thing volume can reduce 99.7%, efficiency can be more than 80%, has characteristics such as reduced investment, cost be low.
Description of drawings
Fig. 1 utilizes the device schematic diagram of high-temperature electric arc technical finesse discarded object for the utility model.
Fig. 2 utilizes the utility model to handle the process chart of discarded object.
The specific embodiment
Figure 1 shows that the device that utilizes high-temperature electric arc technical finesse discarded object, mainly comprise tail gas outlet 2, gas atmosphere inlet 3, waste material container 4, slag discharge port 5, closing device 6, slag 7, insulation material 8, thermal detector 9, charge door 10, electrode 11, working gas inlet 12, electrode driver 13, cooling water inlet 14, coolant outlet 15 and power supply 16 on electric arc producer body of heater 1, the body of heater.
Body of heater 1 adopts high-quality refractory material, and outer wall is a steel shell, and inwall is a high-quality insulation material 8; Have the but space of liquid flow of cooling between inboard wall of furnace body and the outer wall, cooling liquid can be a water; The body of heater inner bottom part is provided with waste material container 4, and waste material container 4 is used to collect the slag 7 of processed discarded object after high-temperature electric arc decomposes; Be provided with thermal detector 9, working gas inlet 12 and urosome outlet 2 at body of heater 1 top.Working gas is in gas cylinder feeds stove; Working gas can select for use non-oxidized gas (as hydrogen, nitrogen and inert gas etc.) to make the material to be processed Pintsch process; Also can select for use oxidized form gas (as oxygen and air etc.) or half oxidizing gas (as methyl alcohol etc.) to make material to be processed generate oxide.
The discarded object of various forms is entered in the Sealing furnace by charge door 10, (operating temperature can reach 1200-2500 ℃ in the stove in thorough cracking under the high temperature that electric arc produces, measure by thermal detector 9), waste material container 4 is connected with the furnace inner space of installing electrodes 11, slag 7 falls in the waste material container 4, and cracking tail gas is discharged by tail gas outlet 2, and tail gas outlet 2 can be connected on the cooling purifying device, tail gas is handled, can directly be discharged as required after the processing; In the body of heater bottom cooling water inlet 14 is set, upper of furnace body is provided with coolant outlet 15, and the space of cooling water flow between inboard wall of furnace body and outer wall is to cool off furnace body wall.
Electrode 11 adopts nonmetal or metal is made, and can select graphite electrode or resistant to elevated temperatures alloy electrode for use, and power supply 16 not only can be imported the alternating current of power frequency or high frequency but also can use direct current as requested.Wherein electrode 11 can be installed on body of heater 1 precalculated position for 2-3, and the upwards wire clamp angle, axle center of electrode 11 and body of heater 1 is between the 0-150 degree, and electrode driver 13 is used to regulate interelectrode distance, is beneficial to electrode 11 starting the arc.When the working gas that feeds is oxidation or half oxidizing gas, when electrode 11 is selected metal electrode for use, can feed inertia by gas atmosphere inlet 3 as required or reducibility gas be protected electrode, wherein the gas atmosphere inlet be arranged on electrode 11 around.
This processing device system seals, and presses the difference of material form, and charge door can connect different charging systems respectively, comprises conveying system, hydraulic system, air flow system, liquid fluid system, can feed in raw material continuously or intermittently, can guarantee the characteristic of stable material-supplying.Tail gas outlet 2 connects the vent gas treatment exhaust system, comprises tail gas chilling system and exhaust gas purification system, can also comprise combustible gas gathering system or combustible gas (mainly being hydrogen) combustion system, and the system that can guarantee (98Pa) carries out in little negative pressure.
All kinds of discarded objects such as the damaged tire that is not suitable for handling for burning method, waste plastics, spoil, hospital wastes, asbestos waste, refuse battery, useless electronic circuit board, useless display screen all can adopt this device processing.As handle organic hazardous waste, and can adopt nonmetal electrode, utilize three-phase alternating current or direct-current arc generation technique, the technology of slagging tap at continuous feed, intermittence adopts hydrogen as plasma gas, can make the quick and complete harmless simple substance such as carbon, hydrogen that are cracked into of organic matter.But inorganic matter smelting metal ore deposit or gaseous metal are condensed collection again, and asbestos will change over non-Fibrotic harmless slag, and silicate becomes harmless vitreous texture, and nuke rubbish can be closed in the vitreum, prevent the radioactive substance leakage.
Fig. 2 is the industrial flow chart that utilizes high-temperature electric arc technical finesse discarded object device.
When the material to be processed of various forms by the sealing feeding device intermittently or add the electric arc producer continuously, after electrode is connected power supply 16, electrode driver 13 is regulated the distance between electrode 11 ends in the stove, electric arc is the starting the arc automatically between two electrodes 11, does not rely on the conductive characteristic of material to be processed in the stove.1200 ℃-2500 ℃ thorough cracking down of operating temperature that material to be processed produces at electric arc, make that organic matter is quick and complete in stove to be cracked into harmless simple substance, cracking tail gas is discharged by urosome outlet 2 and is entered tail gas cooling purifying device (comprising the chilling depickling), the gas of discharging can be that the carbon black of hydrogen, carbon monoxide, methane, carbon dioxide and cracking is a nanoscale soot etc., obtain to utilize combustion gas, combustible gas burning back emptying also can utilize high-temperature residual heat to produce hot water or generating.Inorganic matter can be smelted into metal level and molten slag layer in waste material container 4, utterly destroy bacterium and virus, accomplishes innoxious; For self being difficult to generate the Vitrea refuse that contains harmful elements such as heavy metal, metal oxide and iron such as, calcium siliceous, sodium by adding, can generate vitreum, harmful element is fixed in the vitreum, can not leach, and can thoroughly destroy harmful fibre structure of asbestos, and make it to become non-Fibrotic harmless slag, discharge by going out slag discharge port 5.By the closing device 6 that slag discharge port 5 oral areas are installed, regularly metal of discharging and slag are recyclable utilizes again.
The utility model is not limited to electric arc producer furnace binding shown in Figure 1, and for example, body of heater can be designed as two parts up and down, and the space communicates in upper furnace body and the lower furnace body outer wall insulated enclosure, body of heater.In addition, this device can also be designed to movable type or vehicular, and is applied widely, easy to use.As long as in high-temperature electric arc decomposes the space of discarded object, be provided with two or more electrodes and electrode and be provided with the electrod driving device that is used to regulate distance between the electrode, all drop among the protection domain of the present utility model.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200620158793.0U CN200991699Y (en) | 2006-12-08 | 2006-12-08 | Device for treating waste material using high-temperature electric arc technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200620158793.0U CN200991699Y (en) | 2006-12-08 | 2006-12-08 | Device for treating waste material using high-temperature electric arc technology |
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| Publication Number | Publication Date |
|---|---|
| CN200991699Y true CN200991699Y (en) | 2007-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200620158793.0U Expired - Fee Related CN200991699Y (en) | 2006-12-08 | 2006-12-08 | Device for treating waste material using high-temperature electric arc technology |
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| Country | Link |
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| CN (1) | CN200991699Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679718A (en) * | 2011-03-15 | 2012-09-19 | 孙晓冰 | Novel transferred arc plasma furnace structural design |
| CN103194263A (en) * | 2013-04-15 | 2013-07-10 | 西安市宝润实业发展有限公司 | Device and method for preparing biomass synthesis gas by utilizing high-temperature alternating current (AC) arc |
| CN107470327A (en) * | 2017-08-29 | 2017-12-15 | 武汉凯迪工程技术研究总院有限公司 | Electron wastes comprehensive resource processing system and its method |
| CN110425543A (en) * | 2019-07-04 | 2019-11-08 | 北京琪玥环保科技股份有限公司 | Plasma furnace, dangerous waste processing system and its application |
| CN113423167A (en) * | 2021-06-24 | 2021-09-21 | 大连海事大学 | Device and method for continuously generating large-volume plasma in liquid phase |
| CN113727483A (en) * | 2021-09-02 | 2021-11-30 | 合肥爱普利等离子体有限责任公司 | Multi-electrode alternating current arc discharge device, equipment and alternating current power supply |
-
2006
- 2006-12-08 CN CN200620158793.0U patent/CN200991699Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679718A (en) * | 2011-03-15 | 2012-09-19 | 孙晓冰 | Novel transferred arc plasma furnace structural design |
| CN103194263A (en) * | 2013-04-15 | 2013-07-10 | 西安市宝润实业发展有限公司 | Device and method for preparing biomass synthesis gas by utilizing high-temperature alternating current (AC) arc |
| CN107470327A (en) * | 2017-08-29 | 2017-12-15 | 武汉凯迪工程技术研究总院有限公司 | Electron wastes comprehensive resource processing system and its method |
| CN107470327B (en) * | 2017-08-29 | 2023-11-03 | 武汉凯迪工程技术研究总院有限公司 | Electronic waste comprehensive resource processing system and method thereof |
| CN110425543A (en) * | 2019-07-04 | 2019-11-08 | 北京琪玥环保科技股份有限公司 | Plasma furnace, dangerous waste processing system and its application |
| CN113423167A (en) * | 2021-06-24 | 2021-09-21 | 大连海事大学 | Device and method for continuously generating large-volume plasma in liquid phase |
| CN113727483A (en) * | 2021-09-02 | 2021-11-30 | 合肥爱普利等离子体有限责任公司 | Multi-electrode alternating current arc discharge device, equipment and alternating current power supply |
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| COR | Change of bibliographic data |
Free format text: CORRECT: CO-PATENTEE TO: WANG WEIREN ^ |
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| CU01 | Correction of utility model |
Correction item: Co-patentee Correct: For people Number: 51 Page: The title page Volume: 23 |
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| CU03 | Publication of corrected utility model |
Correction item: Co-patentee Correct: For people Number: 51 Volume: 23 |
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| ERR | Gazette correction |
Free format text: CORRECT: CO-PATENTEE; FROM: NONE ^ TO: WANG WEIREN ^ |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071219 Termination date: 20101208 |