CN206652361U - Electrochemical device for treating waste gas organic matter - Google Patents
Electrochemical device for treating waste gas organic matter Download PDFInfo
- Publication number
- CN206652361U CN206652361U CN201720243089.3U CN201720243089U CN206652361U CN 206652361 U CN206652361 U CN 206652361U CN 201720243089 U CN201720243089 U CN 201720243089U CN 206652361 U CN206652361 U CN 206652361U
- Authority
- CN
- China
- Prior art keywords
- waste gas
- tower
- blower fan
- organic matter
- main body
- 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.)
- Expired - Fee Related
Links
- 239000002912 waste gas Substances 0.000 title claims abstract description 54
- 239000005416 organic matter Substances 0.000 title claims abstract description 23
- 239000007789 gas Substances 0.000 claims abstract description 24
- 238000005868 electrolysis reaction Methods 0.000 claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 239000003792 electrolyte Substances 0.000 claims abstract description 12
- 238000012856 packing Methods 0.000 claims abstract description 6
- 239000011152 fibreglass Substances 0.000 claims description 38
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 230000003197 catalytic effect Effects 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000001179 sorption measurement Methods 0.000 claims description 6
- 125000004122 cyclic group Chemical group 0.000 claims description 4
- 238000007639 printing Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 239000010815 organic waste Substances 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000009776 industrial production Methods 0.000 abstract description 2
- 238000012545 processing Methods 0.000 description 8
- 239000012855 volatile organic compound Substances 0.000 description 8
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 6
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 4
- HYBBIBNJHNGZAN-UHFFFAOYSA-N furfural Chemical compound O=CC1=CC=CO1 HYBBIBNJHNGZAN-UHFFFAOYSA-N 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005518 electrochemistry Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- IHICGCFKGWYHSF-UHFFFAOYSA-N C1=CC=CC=C1.CC1=CC=CC=C1.CC1=CC=CC=C1C Chemical compound C1=CC=CC=C1.CC1=CC=CC=C1.CC1=CC=CC=C1C IHICGCFKGWYHSF-UHFFFAOYSA-N 0.000 description 2
- GMGLYSIINJPYLI-UHFFFAOYSA-N butan-2-one;propan-2-one Chemical compound CC(C)=O.CCC(C)=O GMGLYSIINJPYLI-UHFFFAOYSA-N 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 230000007096 poisonous effect Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- -1 hydroxy group anion Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses an electrochemical device for treating waste gas organic matter, which comprises a device main body, wherein the device main body consists of a waste gas electrolysis tower and an exhaust tower, the waste gas electrolysis tower is arranged at one side of the device main body, the waste gas electrolysis tower is fixedly connected with the device main body, a truncated cone-shaped waste gas inlet is arranged at the top end of the waste gas electrolysis tower, a transmission pipeline is arranged at one side of the waste gas inlet, the waste gas inlet is fixedly connected with the waste gas electrolysis tower through the transmission pipeline, a light-transmitting monitoring window is arranged at the bottom end of the transmission pipeline, a tower body is arranged at the bottom end of the monitoring window, a packing layer is arranged inside the tower body, an electrolyte filling layer is arranged at the bottom of the packing layer, and the electrochemical device for treating the waste gas organic matter can effectively treat the organic waste gas generated in the industrial production process and has economical efficiency and environmental protection, has wide market prospect and application prospect.
Description
Technical field
Electrochemical appliance technical field is the utility model is related to, specially a kind of electrochemistry dress for handling waste gas organic matter
Put.
Background technology
The processing of so-called organic compounds, course refer to the caused organic exhaust gas in industrial processes adsorbed, mistake
Filter, the processing work of purification, usual VOCs treatment have the benzene homologues such as formaldehyde VOCs treatment, benzene toluene dimethylbenzene organic
Exhaust-gas treatment, acetone butanone VOCs treatment, ethyl acetate exhaust-gas treatment, mist of oil VOCs treatment, furfural organic exhaust gas
Processing, styrene, acrylic acid VOCs treatment, resin VOCs treatment, additive VOCs treatment, coating cloud organic waste
The purification of air processing of the organic matters such as the carbon containing hydrogen-oxygens such as gas disposal, Tianna solution VOCs treatment, but be usually present inflammable easy
It is quick-fried, poisonous and harmful, not soluble in water, be dissolved in organic solvent, the characteristics of intractability is big, and existing treatment technology such as China is specially
" organic exhaust gas filter " described in sharp CN2007298393.2.1 to organic exhaust gas using the mode all filtered, it is but real
Many recycling organic matters are contained on border in organic exhaust gas, this kind for the treatment of technology more wastes.
So how to design a kind of electrochemical appliance for handling waste gas organic matter, turning into us will currently solve the problems, such as.
Utility model content
The purpose of this utility model is to provide a kind of electrochemical appliance for handling waste gas organic matter, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides following technical scheme：A kind of electrochemistry for handling waste gas organic matter
Device, including apparatus main body, described device main body is electrolysed tower by waste gas and exhaust tower forms, and the waste gas electrolysis tower is arranged at institute
The side of apparatus main body is stated, and waste gas electrolysis tower is fixedly connected with described device main body, the top of the waste gas electrolysis tower
Provided with round table-like exhaust gas entrance, the side of the exhaust gas entrance is provided with transmission pipeline, and the exhaust gas entrance and the waste gas
Electrolysis tower is fixedly connected by the transmission pipeline, and the bottom of the transmission pipeline is provided with the besel of printing opacity, the besel
Bottom be provided with tower body, the inside of the tower body is provided with packing layer, and the bottom of described filler layer is provided with electrolyte packed layer, described
The bottom of electrolyte packed layer is provided with activated carbon adsorption layer, and the bottom of the activated carbon adsorption layer is provided with catalytic combustor, described
The bottom of catalytic combustor is provided with condenser, and the side of the condenser is provided with cyclic water tank, and the bottom of the tower body is provided with circle
The base of column, the bottom of the base are provided with chassis, and the chassis is fixedly connected with described device main body by the base,
The side on the chassis is provided with some shower nozzles along chassis annular arrangement, and the side of the waste gas electrolysis tower is communicated with pipe, institute
The side for stating communicating pipe is provided with exhaust tower, and the bottom of the exhaust tower is provided with pedestal, and the top of the pedestal is provided with exhaust up to standard
Pipe, the top of the blast pipe up to standard are provided with qualified discharge mouth, and the top of the qualified discharge mouth is provided with housing, the housing and
The exhaust tower is fixedly connected, and the inside of the pedestal is provided with fiberglass blower fan.
Further, the bottom of the fiberglass blower fan is provided with flap air door, and the flap air door passes through with the pedestal
The fiberglass blower fan is fixedly connected.
Further, the bottom of the fiberglass blower fan is provided with AD, and the AD is lived with the fiberglass blower fan
Dynamic connection.
Further, the inside of the pedestal is provided with blast cap, and the blast cap passes through the fiberglass blower fan with the pedestal
It is fixedly connected.
Further, the top of the fiberglass blower fan is provided with motor, and the motor is fixed with the fiberglass blower fan to be connected
Connect.
Further, the side both ends of the fiberglass blower fan are equipped with impeller, the impeller and the fiberglass blower fan
It is flexibly connected.
Compared with prior art, the beneficial effects of the utility model are：This kind handles the electrochemical appliance of waste gas organic matter,
Using electrolysis condensation technology means, for organic exhaust gas it is inflammable and explosive, it is poisonous and harmful, not soluble in water, be dissolved in organic solvent, processing
The characteristics of difficulty is big, electrolytic recovery is carried out to organic matter in waste gas with electrolyte, can not only be had to being discharged in production process
Benzene homologues, acetone butanone, ethyl acetate, mist of oil, furfural, styrene, acrylic acid, the trees such as the formaldehyde of waste gas, benzene toluene dimethylbenzene
Fat carries out qualified discharge after de- organic matter processing, additionally it is possible to by condensation technology, recycling organic matter is reclaimed, had
Higher economic benefit, the electrochemical appliance of this kind processing waste gas organic matter can be to caused organic waste in industrial processes
Gas is effectively treated, and has had economy and the feature of environmental protection concurrently, has wide market prospects and application prospect.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is waste gas electrolysis tower partial structural diagram of the present utility model；
Fig. 3 is fiberglass blower fan partial structural diagram of the present utility model；
In figure：1- apparatus main bodies；2- exhaust gas entrances；3- transmission pipelines；4- besels；5- waste gas is electrolysed tower；6- tower bodies；7-
Base；8- chassis；9- shower nozzles；10- communicating pipes；11- exhaust towers；12- pedestals；13- blast pipes up to standard；14- qualified discharge mouths；
15- housings；16- electrolyte packed layers；17- packing layers；18- activated carbon adsorption layers；19- catalytic combustors；20- cyclic water tanks；
21- condensers；22- fiberglass blower fans；23- blast caps；24- motors；25- flap air doors；26- ADs；27- impellers.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-3 are referred to, the utility model provides a kind of technical scheme：A kind of electrochemistry dress for handling waste gas organic matter
Put, including apparatus main body 1, described device main body 1 is electrolysed tower 5 by waste gas and exhaust tower 11 forms, and the waste gas electrolysis tower 5 is set
In the side of described device main body 1, and waste gas electrolysis tower 5 is fixedly connected with described device main body 1, and the waste gas is electrolysed tower
5 top is provided with round table-like exhaust gas entrance 2, and the side of the exhaust gas entrance 2 is provided with transmission pipeline 3, and the exhaust gas entrance 2
It is fixedly connected with waste gas electrolysis tower 5 by the transmission pipeline 3, the bottom of the transmission pipeline 3 is provided with the monitoring of printing opacity
Window 4, the bottom of the besel 4 are provided with tower body 6, and the inside of the tower body 6 is provided with packing layer 17, the bottom of described filler layer 17
Provided with electrolyte packed layer 16, the bottom of the electrolyte packed layer 16 is provided with activated carbon adsorption layer 18, the charcoal absorption
The bottom of layer 18 is provided with catalytic combustor 19, and the bottom of the catalytic combustor 19 is provided with condenser 21, the condenser 19
Side is provided with cyclic water tank 20, and the bottom of the tower body 6 is provided with columned base 7, and the bottom of the base 7 is provided with chassis 8,
The chassis 8 is fixedly connected with described device main body 1 by the base 7, and the side on the chassis 8 is provided with some along chassis 8
The shower nozzle 9 of annular arrangement, the side of the waste gas electrolysis tower 5 are communicated with pipe 10, and the side of the communicating pipe 10 is provided with exhaust
Tower 11, the bottom of the exhaust tower 11 are provided with pedestal 12, and the top of the pedestal 12 is provided with blast pipe 13 up to standard, the row up to standard
The top of tracheae 13 is provided with qualified discharge mouth 14, and the top of the qualified discharge mouth 14 is provided with housing 15, the housing 15 and institute
State exhaust tower 11 to be fixedly connected, the inside of the pedestal 12 is provided with fiberglass blower fan 22, and the fiberglass blower fan 22 is used to push
Waste gas after processing, waste gas up to standard is effectively discharged.
Further, the bottom of the fiberglass blower fan 22 is provided with flap air door 25, the flap air door 25 and the base
Seat 12 is fixedly connected by the fiberglass blower fan 22, and the flap air door 25 can connect outside, produce fiberglass blower fan 22
The wind-force of circulation.
Further, the bottom of the fiberglass blower fan 22 is provided with AD 26, the AD 26 and the fiberglass
Blower fan 22 is flexibly connected, and the AD 26 is used for the maintenance of fiberglass blower fan 22, is advantageous to the overall maintenance of apparatus main body 1.
Further, the inside of the pedestal 12 is provided with blast cap 23, and the blast cap 23 passes through the glass with the pedestal 12
Glass steel blower fan 22 is fixedly connected, and the blast cap 23 is used for covering glass steel blower fan 22, avoids the wind-force of fiberglass blower fan 22 excessive.
Further, the top of the fiberglass blower fan 22 is provided with motor 24, the motor 24 and the fiberglass blower fan
22 are fixedly connected, and the motor 24 drives fiberglass blower fan 22, fiberglass blower fan 22 is produced one upward power.
Further, the side both ends of the fiberglass blower fan 22 are equipped with impeller 27, the impeller 27 and the glass
Steel blower fan 22 is flexibly connected, and the impeller 27 is the air-blast device of fiberglass blower fan 22, is mainly used in rotation and is produced wind-force.
Operation principle：First, the round table-like exhaust gas entrance 2 that industrial production waste gas is provided with from waste gas electrolysis tower 5 top passes through
Cross transmission pipeline 3 under electrolyte effect, has a case that certain humidity into waste gas electrolysis tower 5 in electrolyte packed layer 16
In, electrolyte electric field produces the electrical absorption of nanometer micro-electrolysis material and discharges great amount of hydroxy group anion to aerobic in gas
Pollutant is purified, and can not only remove most of useless organic matter in air, and can also analyze such as ammonia nitrogen, hydrogen sulfide
Etc. inorganic foul smell, waste gas is desorbed again in catalytic combustor 19, parsed, gas is introduced directly into condenser through inhaling after desorption
Attached, absorption, solution plate, separation, recyclable valuable organic matter, recycling organic matter, which is dissolved in cyclic water tank 20, to be received
Collection, agitating under wind-force effect for the fiberglass blower fan 22 that waste gas up to standard is provided with inside pedestal 12 is handled, through blast pipe up to standard
13 discharge from qualified discharge mouth 14.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of electrochemical appliance for handling waste gas organic matter, including apparatus main body（1）, it is characterised in that：Described device main body
（1）Tower is electrolysed by waste gas（5）And exhaust tower（11）Composition, the waste gas are electrolysed tower（5）It is arranged at described device main body（1）One
Side, and waste gas electrolysis tower（5）With described device main body（1）It is fixedly connected, the waste gas is electrolysed tower（5）Top be provided with circle
The exhaust gas entrance of mesa-shaped（2）, the exhaust gas entrance（2）Side be provided with transmission pipeline（3）, and the exhaust gas entrance（2）With institute
State waste gas electrolysis tower（5）Pass through the transmission pipeline（3）It is fixedly connected, the transmission pipeline（3）Bottom be provided with printing opacity prison
Form（4）, the besel（4）Bottom be provided with tower body（6）, the tower body（6）Inside be provided with packing layer（17）, it is described to fill out
The bed of material（17）Bottom be provided with electrolyte packed layer（16）, the electrolyte packed layer（16）Bottom be provided with activated carbon adsorption layer
（18）, the activated carbon adsorption layer（18）Bottom be provided with catalytic combustor（19）, the catalytic combustor（19）Bottom set
There is condenser（21）, the side of the condenser is provided with cyclic water tank（20）, the tower body（6）Bottom be provided with columned bottom
Seat（7）, the base（7）Bottom be provided with chassis（8）, the chassis（8）With described device main body（1）Pass through the base
（7）It is fixedly connected, the chassis（8）Side be provided with it is some along chassis（8）The shower nozzle of annular arrangement（9）, the waste gas electrolysis
Tower（5）Side be communicated with pipe（10）, the communicating pipe（10）Side be provided with exhaust tower（11）, the exhaust tower（11）'s
Bottom is provided with pedestal（12）, the pedestal（12）Top be provided with blast pipe up to standard（13）, the blast pipe up to standard（13）Top
Portion is provided with qualified discharge mouth（14）, the qualified discharge mouth（14）Top be provided with housing（15）, the housing（15）With it is described
Exhaust tower（11）It is fixedly connected, the pedestal（12）Inside be provided with fiberglass blower fan（22）.
A kind of 2. electrochemical appliance for handling waste gas organic matter according to claim 1, it is characterised in that：The fiberglass
Blower fan（22）Bottom be provided with flap air door（25）, the flap air door（25）With the pedestal（12）Pass through the fiberglass wind
Machine（22）It is fixedly connected.
A kind of 3. electrochemical appliance for handling waste gas organic matter according to claim 1, it is characterised in that：The fiberglass
Blower fan（22）Bottom be provided with AD（26）, the AD（26）With the fiberglass blower fan（22）It is flexibly connected.
A kind of 4. electrochemical appliance for handling waste gas organic matter according to claim 1, it is characterised in that：The pedestal
（12）Inside be provided with blast cap（23）, the blast cap（23）With the pedestal（12）Pass through the fiberglass blower fan（22）It is fixed to connect
Connect.
A kind of 5. electrochemical appliance for handling waste gas organic matter according to claim 1, it is characterised in that：The fiberglass
Blower fan（22）Top be provided with motor（24）, the motor（24）With the fiberglass blower fan（22）It is fixedly connected.
A kind of 6. electrochemical appliance for handling waste gas organic matter according to claim 1, it is characterised in that：The fiberglass
Blower fan（22）Side both ends be equipped with impeller（27）, the impeller（27）With the fiberglass blower fan（22）It is flexibly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720243089.3U CN206652361U (en) | 2017-03-14 | 2017-03-14 | Electrochemical device for treating waste gas organic matter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720243089.3U CN206652361U (en) | 2017-03-14 | 2017-03-14 | Electrochemical device for treating waste gas organic matter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206652361U true CN206652361U (en) | 2017-11-21 |
Family
ID=60316309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720243089.3U Expired - Fee Related CN206652361U (en) | 2017-03-14 | 2017-03-14 | Electrochemical device for treating waste gas organic matter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206652361U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108514816A (en) * | 2018-05-03 | 2018-09-11 | 哈尔滨工程大学 | One kind being used for boat diesel engine exhaust-gas treatment and waste heat recycling system |
| CN113908686A (en) * | 2021-11-09 | 2022-01-11 | 重庆化工职业学院 | Electrochemical catalysis organic waste gas treatment device |
-
2017
- 2017-03-14 CN CN201720243089.3U patent/CN206652361U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108514816A (en) * | 2018-05-03 | 2018-09-11 | 哈尔滨工程大学 | One kind being used for boat diesel engine exhaust-gas treatment and waste heat recycling system |
| CN113908686A (en) * | 2021-11-09 | 2022-01-11 | 重庆化工职业学院 | Electrochemical catalysis organic waste gas treatment device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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Granted publication date: 20171121 Termination date: 20180314 |