CN222131473U - Integrated active dynamic membrane VOCs waste gas purification system - Google Patents
Integrated active dynamic membrane VOCs waste gas purification system Download PDFInfo
- Publication number
- CN222131473U CN222131473U CN202420734661.6U CN202420734661U CN222131473U CN 222131473 U CN222131473 U CN 222131473U CN 202420734661 U CN202420734661 U CN 202420734661U CN 222131473 U CN222131473 U CN 222131473U
- Authority
- CN
- China
- Prior art keywords
- dynamic membrane
- active dynamic
- filter plate
- waste gas
- liquid
- 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.)
- Active
Links
- 239000012528 membrane Substances 0.000 title claims abstract description 58
- 239000012855 volatile organic compound Substances 0.000 title claims abstract description 43
- 238000000746 purification Methods 0.000 title claims abstract description 42
- 239000002912 waste gas Substances 0.000 title claims abstract description 38
- 239000007788 liquid Substances 0.000 claims abstract description 89
- 238000009826 distribution Methods 0.000 claims abstract description 30
- 238000001179 sorption measurement Methods 0.000 claims abstract description 25
- 238000011049 filling Methods 0.000 claims abstract description 17
- 239000002699 waste material Substances 0.000 claims description 16
- 230000000694 effects Effects 0.000 claims description 10
- 239000007789 gas Substances 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims 7
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 230000008676 import Effects 0.000 claims 1
- 239000012535 impurity Substances 0.000 description 14
- 239000003814 drug Substances 0.000 description 11
- 239000013543 active substance Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 206010007269 Carcinogenicity Diseases 0.000 description 2
- 230000007670 carcinogenicity Effects 0.000 description 2
- 231100000260 carcinogenicity Toxicity 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 150000005826 halohydrocarbons Chemical class 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 150000002894 organic compounds Chemical class 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 150000001299 aldehydes Chemical class 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 150000004982 aromatic amines Chemical class 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003905 indoor air pollution Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 150000004005 nitrosamines Chemical class 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 125000005575 polycyclic aromatic hydrocarbon group Chemical group 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses an integrated active dynamic membrane VOCs waste gas purification system which comprises a purification tower, wherein an active dynamic membrane liquid distribution plate is fixedly arranged above the inside of an inner purification chamber, a plurality of uniformly distributed atomizing heads are fixedly arranged on the lower surface of the active dynamic membrane liquid distribution plate, a liquid inlet is formed in one side of the active dynamic membrane liquid distribution plate, a primary filter plate is arranged below the active dynamic membrane liquid distribution plate, the primary filter plate is fixedly arranged inside the purification tower through a filter plate mounting piece, a waste gas inlet is fixedly arranged between the active dynamic membrane liquid distribution plate and the primary filter plate and on the outer wall of the purification tower, a middle-effect filter plate is fixedly arranged on the lower surface of the primary filter plate, and a filling adsorption area is arranged below the middle-effect filter plate.
Description
Technical Field
The utility model relates to the technical field of VOCs waste gas purification, in particular to an integrated active dynamic membrane VOCs waste gas purification system.
Background
Volatile Organic Compounds (VOCs) are usually various organic compounds with boiling points below 260 ℃ at normal temperature, mainly comprise alkanes, aromatic hydrocarbons, olefins, halohydrocarbons, esters, aldehydes, ketones and other organic compounds, a large number of VOCs exist in production workshops such as paint production, automobile coating, organic synthesis and the like, most of the Volatile Organic Compounds (VOCs) are substances harmful to human bodies, some of the Volatile Organic Compounds (VOCs) also have carcinogenicity, representative substances such as polycyclic aromatic hydrocarbons and nitrosamines and the like, some substances have carcinogenicity induction such as halohydrocarbons, aromatic amines and the like, and the Volatile Organic Compounds (VOCs) are one of main factors for environmental atmosphere and indoor air pollution, so the treatment of the VOCs is a necessary choice for protecting the environment;
In the existing dynamic membrane purification system, the kinetic energy introduced by the waste gas promotes the aqueous solution with the active agent to form tiny liquid drops, namely an active dynamic membrane is formed, and air-liquid mass transfer is promoted, so that the removal efficiency of VOCs is improved, and the spray absorption VOC system is usually composed of a spray absorption device and a filler absorption device in specific implementation, so that the occupied area is large, and the preparation cost is high.
Disclosure of utility model
The utility model aims to provide an integrated active dynamic membrane VOCs waste gas purification system so as to solve the problems in the background technology.
The integrated active dynamic membrane VOCs waste gas purification system comprises a purification tower and an inner purification chamber arranged in the purification tower, wherein an active dynamic membrane liquid distribution plate is fixedly arranged above the inner part of the inner purification chamber, a liquid distribution channel is arranged in the active dynamic membrane liquid distribution plate, a plurality of uniformly distributed atomizing heads are fixedly arranged on the lower surface of the active dynamic membrane liquid distribution plate, a liquid inlet is arranged on one side of the active dynamic membrane liquid distribution plate, a primary filter plate is arranged below the active dynamic membrane liquid distribution plate, the primary filter plate is fixedly arranged in the purification tower through a filter plate mounting piece, a waste gas inlet is fixedly arranged between the active dynamic membrane liquid distribution plate and the primary filter plate and positioned on the outer wall of the purification tower, a middle-effect filter plate is fixedly arranged on the lower surface of the primary filter plate, and a filling adsorption area is arranged below the middle-effect filter plate.
Preferably, the packed adsorption zone is an activated carbon adsorption material.
Preferably, a circulating liquid tank is arranged below the filling adsorption zone, and one side of the circulating liquid tank is fixedly connected with an input port of a circulating pump through a pipeline.
Preferably, the output port of the circulating pump is fixedly connected with a primary pipe through a flange, and the tail end of the primary pipe is fixedly connected with a three-way valve.
Preferably, a liquid inlet pipe is fixedly connected above the three-way valve, the top end of the liquid inlet pipe is fixedly connected with a liquid inlet of the active dynamic membrane liquid distribution plate, and a waste liquid pipe is fixedly connected with the side position of the three-way valve.
Preferably, the liquid inlet pipe is fixedly provided with a switch valve.
Preferably, the bottom end of the waste liquid pipe is fixedly connected with a waste liquid tank.
Preferably, a purification outlet is fixedly arranged below the filling adsorption area and on the outer wall of the purification tower.
Compared with the prior art, the utility model has the beneficial effects that:
The active dynamic membrane VOCs waste gas purification system integrates the existing spraying system and the existing recovery system in the independent equipment, so that the occupied area and the manufacturing cost of the equipment can be effectively reduced, the integrated design of purifying VOCs and recovering active medicaments is realized, the removal efficiency of VOCs is further improved, the condition of waste gas treatment is mild, the safety coefficient is high, the application range is wide, the equipment structure is simple, the maintenance is convenient, the process energy consumption for treating the VOCs waste gas is low, and the use performance is good.
Drawings
FIG. 1 is a schematic diagram of an internal structure of an embodiment of the present utility model;
FIG. 2 is an enlarged schematic view of the area A of FIG. 1 according to an embodiment of the present utility model;
FIG. 3 is a schematic view of a liquid distribution plate structure of an active dynamic membrane according to an embodiment of the present utility model.
The device comprises a purifying tower, an inner purifying chamber, an active dynamic membrane liquid distribution plate, an atomizing head, a liquid inlet, a filter plate mounting piece, a primary filter plate, an exhaust gas inlet, a middle-effect filter plate, a filling adsorption area, a purifying outlet, a circulating liquid tank, a circulating pump, a primary pipe, a three-way valve, a liquid inlet pipe, a switching valve, a waste liquid pipe, a waste liquid tank and a waste liquid tank, wherein the purifying tower, the inner purifying chamber, the active dynamic membrane liquid distribution plate, the atomizing head, the liquid inlet, the filter plate mounting piece, the primary filter plate, the waste gas inlet, the middle-effect filter plate, the filling adsorption area, the purifying outlet, the circulating liquid tank, the circulating pump, the primary pipe, the circulating liquid tank, the circulating pump and the waste liquid tank are respectively.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, unless explicitly stated or limited otherwise, the terms "mounted," "configured to," "connected," and the like are to be construed broadly as, for example, "connected" may be fixedly connected, may be detachably connected, or integrally connected, may be mechanically connected or electrically connected, may be directly connected or indirectly connected through an intermediate medium, and may be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to FIGS. 1-3, an embodiment of the utility model provides an integrated active dynamic membrane VOCs waste gas purification system, which comprises a purification tower 1 and an inner purification chamber 2 arranged in the purification tower 1, wherein an active dynamic membrane liquid distribution plate 3 is fixedly arranged above the inner part of the inner purification chamber 2;
The active dynamic membrane liquid distribution plate 3 is a common liquid distribution plate body, and a liquid distribution channel is arranged in the active dynamic membrane liquid distribution plate 3;
The lower surface of the active dynamic membrane liquid distribution plate 3 is fixedly provided with a plurality of uniformly distributed atomizing heads 4, and one side of the active dynamic membrane liquid distribution plate 3 is provided with a liquid inlet 5;
The active dynamic film is a layer of active medicament film coated outside the impurities, and the active agent is sprayed out through the atomizing head 4, so that the active medicament is coated outside the impurities of the waste gas, and the active dynamic film is formed.
The active dynamic membrane liquid distribution plate 3 is provided with a primary filter plate 7 below, VOCs waste gas attached with an active dynamic membrane can be primarily purified through the primary filter plate 7, so that large impurities in the waste gas can be filtered, the primary filter plate 7 is fixedly arranged inside the purification tower 1 through a filter plate mounting piece 6, an waste gas inlet 8 is fixedly arranged between the active dynamic membrane liquid distribution plate 3 and the primary filter plate 7 and positioned on the outer wall of the purification tower 1, VOCs waste gas can be injected through the arranged waste gas inlet, a middle-efficiency filter plate 9 is fixedly arranged on the lower surface of the primary filter plate 7, the impurities wrapped with the active dynamic membrane can be secondarily filtered through the arranged middle-efficiency filter plate 9, and a filling adsorption area 10 is arranged below the middle-efficiency filter plate 9;
Wherein, the filling adsorption zone 10 is an activated carbon adsorption material, thereby being convenient for adsorbing impurities.
In this embodiment, a circulation liquid tank 12 is disposed below the filling adsorption area 10, one side of the circulation liquid tank 12 is fixedly connected with an input port of a circulation pump 13 through a pipeline, impurities after adsorption stay in the filling adsorption area, wherein an active dynamic membrane wrapped on the impurities falls down along with gravity, and certain liquid is filtered through the filling adsorption area 10, and finally falls into the circulation liquid tank 12 for recycling.
Further, an output port of the circulating pump 13 is fixedly connected with a primary pipe 14 through a flange, and the tail end of the primary pipe 14 is fixedly connected with a three-way valve 15.
Further, a liquid inlet pipe 16 is fixedly connected above the three-way valve 15, the top end of the liquid inlet pipe 16 is fixedly connected with the liquid inlet 5 of the active dynamic membrane liquid distribution plate 3, and a waste liquid pipe 18 is fixedly connected with the side position of the three-way valve 15;
wherein, for the convenience to open and close feed liquor pipe 16, and for the convenience to retrieve the waste liquid, fixedly mounted with ooff valve 17 on the feed liquor pipe 16, waste liquid pipe 18 bottom fixedly connected with waste liquid tank 19.
In this embodiment, in order to discharge the purified exhaust gas, a purification outlet 11 is fixedly installed on the outer wall of the purification tower 1 below the packed adsorption zone 10, and the purified exhaust gas can be discharged through the purification outlet 11.
Before use, the purifying tower 1 can be opened to fully soak the filling adsorption zone 10 through active agents, and meanwhile, the active agents are injected into the circulating liquid tank 12 for subsequent use;
When the VOCs waste gas is required to be purified, the VOCs waste gas can be injected into the purifying tower 1 through the waste gas inlet 8, and the primary filter plate 7 is arranged in the purifying tower 1, so that the large-scale impurities which do not wrap the active dynamic membrane can be filtered through the primary filter plate 7, and the medium-large-scale impurities in the VOCs waste gas can be filtered through the use of the primary filter plate 7;
After the large-scale impurity of the VOCs waste gas is filtered, at this moment, the circulating pump 13 and the atomizing head 4 work, the circulating pump 13 conveys the active medicament in the circulating liquid tank 12 into the active dynamic membrane liquid distribution plate 3, and spray out through the atomizing head 4 of the active dynamic membrane liquid distribution plate 3, the atomized active medicament sprayed out can wrap up on small-scale impurity in the waste gas, thus form the active dynamic membrane of wrap up outside it, make impurity drop in the state of liquid droplet, the drop impurity dropped carries on some filtration through the middle-effect filter plate 9, thus can finish the second grade filtering effect;
The fine particle impurities attached with the dynamic membrane enter the filling adsorption zone 10 through the medium-efficiency filter plate 9 and finally pass through the filling adsorption zone 10 to be finally adsorbed, most of the fine particle liquid drops can be absorbed by the filling adsorption zone 10, meanwhile, the residual fine liquid drops can be effectively recovered, and the active medicament absorbed in the filling adsorption zone 10 can be eluted and recovered to realize effective recovery and utilization of the active medicament;
The active agent recovered through elution finally drops into the circulating liquid groove 12 and is conveyed into the active dynamic membrane liquid distribution plate 3 again through the circulating pump 13, so that the recycling effect of circulation is achieved;
Finally, the purified gas is finally discharged through a purification outlet 11, so that the active dynamic purification effect of VOCs waste gas can be completed;
Through being provided with ooff valve 17 on feed liquor pipe 16, can open and close the feed liquor work through the ooff valve 17 that sets up, after ooff valve 17 closes, circulation pump 13 can pass through waste liquid pipe 18 with active medicament and input waste liquid case 19 in, this structural design, can conveniently get rid of active medicament after active medicament uses for a long time, conveniently in time changes, effectively improves purification quality, has better maintenance effect, and it is convenient to maintain.
The active dynamic membrane VOCs waste gas purification system integrates the existing spraying system and the existing recovery system in the independent equipment, so that the occupied area and the manufacturing cost of the equipment can be effectively reduced, the integrated design of purifying VOCs and recovering active medicaments is realized, the removal efficiency of VOCs is further improved, the condition of waste gas treatment is mild, the safety coefficient is high, the application range is wide, the equipment structure is simple, the maintenance is convenient, the process energy consumption for treating the VOCs waste gas is low, and the use performance is good.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. The utility model provides an active dynamic membrane VOCs exhaust gas purification system of integral type, includes purifying column (1) and sets up in inside interior clean room (2) of purifying column (1), a serial communication port, interior clean room (2) inside top fixed mounting has active dynamic membrane cloth liquid board (3), active dynamic membrane cloth liquid board (3) inside is provided with cloth liquid passageway, surface mounting has a plurality of evenly distributed's atomising head (4) under active dynamic membrane cloth liquid board (3), active dynamic membrane cloth liquid board (3) one side is provided with inlet (5), active dynamic membrane cloth liquid board (3) below is provided with first effect filter plate (7), first effect filter plate (7) are inside at purifying column (1) through filter plate mounting (6) fixed mounting, active dynamic membrane cloth liquid board (3) and first effect filter plate (7) between and be located purifying column (1) outer wall on fixed mounting have waste gas import (8), first effect filter plate (7) lower surface mounting has well effect filter plate (9), well effect filter plate (9) below is provided with filter plate (10) and adsorbs district.
2. The integrated active dynamic membrane VOCs waste gas purifying system as set forth in claim 1, wherein said packed adsorption zone (10) is an active carbon adsorption material.
3. The integrated active dynamic membrane VOCs waste gas purification system as set forth in claim 1, wherein a circulating liquid tank (12) is arranged below the filling adsorption zone (10), and one side of the circulating liquid tank (12) is fixedly connected with an input port of a circulating pump (13) through a pipeline.
4. The integrated active dynamic membrane VOCs waste gas purification system as set forth in claim 3, wherein the output port of the circulating pump (13) is fixedly connected with a primary pipe (14) through a flange, and the tail end of the primary pipe (14) is fixedly connected with a three-way valve (15).
5. The integrated active dynamic membrane VOCs waste gas purification system as set forth in claim 4, wherein a liquid inlet pipe (16) is fixedly connected above the three-way valve (15), the top end of the liquid inlet pipe (16) is fixedly connected with a liquid inlet (5) of the active dynamic membrane liquid distribution plate (3), and a waste liquid pipe (18) is fixedly connected with the side position of the three-way valve (15).
6. The integrated active dynamic membrane VOCs waste gas purifying system as set forth in claim 5, wherein the liquid inlet pipe (16) is fixedly provided with a switch valve (17).
7. The system for purifying exhaust gas of integrated active dynamic membrane VOCs of claim 5, wherein the bottom end of the waste liquid pipe (18) is fixedly connected with a waste liquid tank (19).
8. The integrated active dynamic membrane VOCs waste gas purification system as set forth in claim 1, wherein a purification outlet (11) is fixedly installed below the packed adsorption zone (10) and on the outer wall of the purification tower (1).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321018035 | 2023-04-29 | ||
| CN2023210180359 | 2023-04-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222131473U true CN222131473U (en) | 2024-12-10 |
Family
ID=93740317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420734661.6U Active CN222131473U (en) | 2023-04-29 | 2024-04-10 | Integrated active dynamic membrane VOCs waste gas purification system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222131473U (en) |
-
2024
- 2024-04-10 CN CN202420734661.6U patent/CN222131473U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205495288U (en) | Near zero emission's gaseous resource recovery processing device of VOCs | |
| CN205084563U (en) | Improvement device of spraying waste gas | |
| CN111298558A (en) | Two-stage atomizing and filtering spray tower | |
| CN222131473U (en) | Integrated active dynamic membrane VOCs waste gas purification system | |
| CN208642236U (en) | A kind of integrated circular formula emission-control equipment in paint line | |
| CN208482239U (en) | A kind of nickel cobalt extraction acidic mixed air separator of oxygenerator | |
| CN112973376A (en) | Combined environment-friendly processing device for industrial waste gas treatment | |
| CN207342443U (en) | A kind of lacquer spraying waste gas integrated treatment unit | |
| CN209475902U (en) | A kind of furniture processing japanning room exhaust treatment system | |
| CN103480235B (en) | Be exclusively used in painting workshop and export the controlled energy-saving absorption system of concentration | |
| CN206566669U (en) | The photodissociation of lacquer spraying waste gas spiral demisting formula separates adsorptive purifier | |
| CN206240280U (en) | A kind of methyl cyclopentenyl ketone produces exhaust gas processing device | |
| CN206715568U (en) | Exhaust treatment system and waste gas treatment equipment | |
| CN209714675U (en) | A kind of coking emission-control equipment | |
| CN207708775U (en) | Mixed type complex working condition VOCs purifiers | |
| CN103495328B (en) | Output-concentration-controllable adsorption system special for painting workshop | |
| CN220836264U (en) | Multistage purifying mechanism of baking finish house | |
| CN208018405U (en) | A kind of air cleaning unit | |
| CN203507756U (en) | Adsorption system specially used for removing industrially volatilizable organic pollutants in spray painting workshop | |
| CN203507755U (en) | Spray tower specially used for separating oil paint mist from industrially volatilizable organic pollutants | |
| CN212731506U (en) | Exhaust treatment system for paint production | |
| CN203507757U (en) | Spray filter device specially used for purifying industrially volatilizable organic pollutants | |
| CN220878292U (en) | Waste gas treatment equipment | |
| CN205461645U (en) | Special high -efficient desorption system of adsorbing of spraying waste gas | |
| CN220370749U (en) | Multilayer waste gas sprays purifying's processing tower |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |