CN110375518A - VOC gas processing unit - Google Patents
VOC gas processing unit Download PDFInfo
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- CN110375518A CN110375518A CN201910405960.9A CN201910405960A CN110375518A CN 110375518 A CN110375518 A CN 110375518A CN 201910405960 A CN201910405960 A CN 201910405960A CN 110375518 A CN110375518 A CN 110375518A
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- pressure
- voc gas
- condenser
- processing unit
- gas processing
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- 238000012545 processing Methods 0.000 title claims abstract description 40
- 239000007788 liquid Substances 0.000 claims abstract description 29
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 abstract description 10
- 238000001816 cooling Methods 0.000 abstract description 7
- 239000003463 adsorbent Substances 0.000 abstract description 5
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 239000012855 volatile organic compound Substances 0.000 description 64
- 238000000034 method Methods 0.000 description 5
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- UOCLXMDMGBRAIB-UHFFFAOYSA-N 1,1,1-trichloroethane Chemical class CC(Cl)(Cl)Cl UOCLXMDMGBRAIB-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 125000005442 diisocyanate group Chemical group 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
- F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
- F25J1/0257—Construction and layout of liquefaction equipments, e.g. valves, machines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
- F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
- F25J1/0279—Compression of refrigerant or internal recycle fluid, e.g. kind of compressor, accumulator, suction drum etc.
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Treating Waste Gases (AREA)
Abstract
This application provides a kind of VOC gas processing units, belong to field of environment protection equipment.VOC gas processing unit includes: compressor, and compressor is for compressing VOC gas；Condenser, the input terminal of condenser are connected with the output end of compressor；Air pressure reducer, the input terminal of air pressure reducer are connected with the output end of condenser.VOC gas processing unit provided by the present application, VOC gas will be compressed by the way that compressor is arranged, condenser carries out cooling to compressed VOC gas so that the overwhelming majority forms liquid in VOC gas, air pressure reducer depressurizes so that external equipment is collected the gas exported in condenser, not only realize the environmental protection treatment to VOC gas, and material is handled without using adsorbent material etc., thereby reduce the cost of VOC gas processing.
Description
Technical field
The application belongs to field of environment protection equipment, is related to a kind of VOC gas processing unit.
Background technique
VOC (volatile organic compounds) be one is volatile organic matter, from petroleum, chemical industry,
The industries such as building, industry coating, packages printing.VOC includes the substances such as formaldehyde, toluene, diisocyanate, trichloroethanes, to people
The health of body can generate serious harm.
Currently, be mainly absorption method and heat treatment method for the processing mode of VOC, but above-mentioned processing method needs
A large amount of adsorbent material or heating material are consumed, and then causes processing cost higher.
Summary of the invention
(1) technical problems to be solved
In view of above-mentioned technical problem, this application provides a kind of VOC gas processing units, will be right by setting compressor
VOC gas are compressed, and condenser carries out cooling to compressed VOC gas so that the overwhelming majority forms liquid in VOC gas,
Air pressure reducer depressurizes so that external equipment is collected the gas exported in condenser, not only realizes to VOC
The environmental protection treatment of gas, and material is handled without using adsorbent material etc., thereby reduce the cost of VOC gas processing.
(2) technical solution
This application provides a kind of VOC gas processing units, comprising:
Compressor, compressor is for compressing VOC gas；
Condenser, the input terminal of condenser are connected with the output end of compressor；
Air pressure reducer, the input terminal of air pressure reducer are connected with the output end of condenser.
In some embodiments of the present application, VOC gas processing unit further includes liquid collecting container, liquid collecting container and condenser
It is connected, to collect the liquid generated in condenser.
In some embodiments of the present application, VOC gas processing unit further includes pressure vessel, the input terminal of pressure vessel
It is connected with the output end of compressor, the output end of pressure vessel is connected with the input terminal of condenser.
In some embodiments of the present application, the output end of pressure vessel is equipped with the first valve.
In some embodiments of the present application, VOC gas processing unit further include:
Pressure-detecting device, pressure-detecting device are set in pressure vessel, for detecting the gas pressure in pressure vessel
Force value；
Controller, controller are connect with pressure-detecting device, and controller is used for the gas for detecting pressure-detecting device
Pressure value is compared with the first preset pressure value, when the gas pressure value that pressure-detecting device detects reaches the first default pressure
When force value, controller controls the first valve and opens.
In some embodiments of the present application, controller is connect with condenser, and controller is also used to pressure-detecting device
The gas pressure value detected is compared with the second preset pressure value, when the gas pressure value that pressure-detecting device detects reaches
When to the second preset pressure value, controller control condenser works.
In some embodiments of the present application, the first preset pressure value is greater than the second preset pressure value.
In some embodiments of the present application, the first preset pressure value is 3MPa, and the second preset pressure value is 2.5MPa.
In some embodiments of the present application, pressure vessel is pressure volume pot.
In some embodiments of the present application, liquid collecting container is liquid collecting tank or liquid-collecting bottle.
(3) beneficial effect
It can be seen from the above technical proposal that the application at least has the advantages that one of them:
(1) VOC gas processing unit provided by the present application will compress VOC gas by the way that compressor is arranged, cold
Condenser carries out cooling to compressed VOC gas so that the overwhelming majority forms liquid in VOC gas, and air pressure reducer is to condensation
The gas exported in device is depressurized so that external equipment is collected, and the environmental protection treatment to VOC gas is not only realized, but also
Material is handled without using adsorbent material etc., thereby reduces the cost of VOC gas processing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of VOC gas processing unit in the embodiment of the present application.
Appended drawing reference:
1, compressor；2, condenser；3, air pressure reducer；4, pressure vessel；
5, liquid collecting container；6, holding vessel.
Specific embodiment
This application provides a kind of VOC gas processing units, will be compressed to VOC gas by the way that compressor 1 is arranged,
Condenser 2 carries out cooling to compressed VOC gas so that the overwhelming majority forms liquid in VOC gas, and air pressure reducer 3 is right
The gas exported in condenser 2 is depressurized so that external equipment is collected, and is not only realized at the environmental protection to VOC gas
Reason, and material is handled without using adsorbent material etc., thereby reduce the cost of VOC gas processing.
For the purposes, technical schemes and advantages of the application are more clearly understood, below in conjunction with specific embodiment, and reference
The application is further described in attached drawing.
In an exemplary embodiment of the disclosure, a kind of lifting device is provided, individually below to the present embodiment
Each component part is described in detail:
In this embodiment of the application:
As shown in Figure 1, this application provides a kind of VOC gas processing units, comprising:
Compressor 1, compressor 1 is for compressing VOC gas；
The input terminal of condenser 2, condenser 2 is connected with the output end of compressor 1；
The input terminal of air pressure reducer 3, air pressure reducer 3 is connected with the output end of condenser 2.
In the present embodiment, VOC gas processing unit includes compressor 1, and compressor 1 is used for externally input VOC gas
Body carry out compression processing, make VOC gas volume become smaller and temperature increase.The output end phase of the input terminal of condenser 2 and compressor 1
Even, the VOC gas that compressor 1 exports enter in condenser 2.It is cold that condenser 2 conveys the VOC gas progress to come to compressor 1
But it handles, so that the overwhelming majority in VOC gas is liquefied to form liquid.Condenser 2 can be by carrying out with outside air or water
Heat exchange carries out cooling treatment to VOC gas to realize.The liquid formed in condenser 2 can be collected by liquid collecting container 5.Gas
The input terminal of decompressor 3 is connected with the output end of condenser 2, and the part VOC gas not being liquefied in condenser 2 will enter gas
Body decompressor 3.Air pressure reducer 3 carries out reduced pressure treatment to the VOC gas exported in condenser 2, so that its pressure reduces
Convenient for being recycled by container.
Wherein, the input terminal of condenser 2 can be connect with the output end of compressor 1 by delivery pipe, body decompressor it is defeated
Entering end can be connected with the output end of condenser 2 by delivery pipe.
The input terminal of compressor 1 in the present embodiment can be attached by pipeline and the external equipment for generating VOC gas,
The VOC gas that the external equipment generates are input in compressor 1 with realizing.Such as: external equipment includes for storing VOC gas
The input terminal of the holding vessel 6 or memotron of body, compressor 1 is connect by delivery pipe with holding vessel 6 or memotron.In addition, gas
The output end of decompressor 3 is connect with holding vessel 6 or memotron, and not processed VOC gas are recycled to delivery pipe and storage
It deposits in tank 6, not processed VOC gas can be mixed with newly-generated VOC gas and be handled again, and then be improved
The treatment effect of VOC gas processing unit in the present embodiment.
In some embodiments, VOC gas processing unit further includes liquid collecting container 5, and liquid collecting container 5 is connected with condenser 2,
To collect the liquid generated in condenser 2.
In the present embodiment, the liquid that condenser 2 generates can flow into liquid collecting container 5, to be recycled.Liquid collecting container
Liquid in 5 can carry out isolation storage or utilize again, such as can be used as fuel and use.Wherein, liquid collecting container 5 and condensation
It can be connected by delivery pipe between device 2.In addition, liquid collecting container 5 is preferably liquid collecting tank or liquid-collecting bottle.
In some embodiments, VOC gas processing unit further includes pressure vessel 4, the input terminal of pressure vessel 4 and compression
The output end of machine 1 is connected, and the output end of pressure vessel 4 is connected with the input terminal of condenser 2.
In the present embodiment, the input terminal of pressure vessel 4 is connected with the output end of compressor 1, and pressure vessel 4 can store pressure
The VOC gas that contracting machine 1 exports.Wherein, can be connected by delivery pipe between the output end of pressure vessel 4 and the input terminal of condenser 2
It connects.In addition, pressure vessel 4 is preferably 4 tank of pressure vessel.
In some embodiments, the output end of pressure vessel 4 is equipped with the first valve.
In the present embodiment, the first valve is set to the output of pressure vessel 4, to control the output of pressure vessel 4
On-off between end and the input terminal of condenser 2.It is equipped with the first valve by the output end in pressure vessel 4, may make pressure
A certain amount of VOC gas can be gathered in container 4 and restart condenser 2 to VOC gas progress cooling treatment, and then can lower VOC
The energy-output ratio of gas treatment equipment further decreases the cost of VOC gas processing.
In some embodiments, VOC gas processing unit further include:
Pressure-detecting device, pressure-detecting device are set in pressure vessel 4, for detecting the gas in pressure vessel 4
Pressure value；
Controller, controller are connect with pressure-detecting device, and controller is used for the gas for detecting pressure-detecting device
Pressure value is compared with the first preset pressure value, when the gas pressure value that pressure-detecting device detects reaches the first default pressure
When force value, controller controls the first valve and opens.
In the present embodiment, pressure-detecting device is arranged in pressure vessel 4, can gas in real-time measurement pressure vessel 4
Body pressure value.Controller is connect with pressure-detecting device, and controls the first valve according to the testing result of pressure-detecting device
Opening and closing, specifically: when the gas pressure value that pressure-detecting device detects reaches the first preset pressure value, controller control the
One valve is opened, and the VOC gas in pressure vessel 4 are exported into condenser 2.Due to the gas pressure in pressure vessel 4
When value reaches first pressure value, condenser 2 can be without starting to reduce energy consumption at this time.Wherein, pressure-detecting device include with
The press detection sensor of controller connection, press detection sensor are set in pressure vessel 4 to measure in pressure vessel 4
Gas pressure value.
In some other embodiments, when the gas pressure value that pressure-detecting device detects is less than third preset pressure
When value, controller controls the first valve and closes, to gather more VOC gas.
In some embodiments, controller is connect with condenser 2, what controller was also used to detect pressure-detecting device
Gas pressure value is compared with the second preset pressure value, when the gas pressure value that pressure-detecting device detects reaches second in advance
If when pressure value, controller control condenser 2 works.
In the present embodiment, the gas pressure value and the second preset pressure value that controller detects pressure-detecting device into
Row compares, and the opening and closing of condenser 2 is controlled according to the testing result of pressure-detecting device, specifically: when pressure-detecting device is examined
When the gas pressure value measured reaches the second preset pressure value, controller controls condenser 2 and starts.In the present embodiment, it condenses
Device 2 is opened and closed according to the testing result of pressure-detecting device, can avoid locating always in entire VOC gas treatment process
In the appearance of open state situation, and then the energy-output ratio of VOC gas processing unit can be lowered, reduce VOC gas processing
Cost.
In some embodiments, the first preset pressure value is greater than the second preset pressure value.
In the present embodiment, when the first preset pressure value is less than the second preset pressure value, pressure-detecting device detection
Gas pressure value can arrive first the second preset pressure value, then reach the first preset pressure value after a period of time, so that control
Device processed can first control condenser 2 and carry out controlling transport of the first valve opening to carry out VOC gas when one section of starting again.Due to
VOC gas in pressure vessel 4 condenser 2 before being delivered to condenser 2 has been opened, so that condenser 2 is to from pressure
The good cooling results of the VOC gas conveyed in container 4.
The first preset pressure value, the second preset pressure value and third preset pressure value in the embodiment of the present application can bases
Actual operation requirements are set.In some embodiments, the first preset pressure value is preferably 3MPa, the second preset pressure value
It is preferably 2.5MPa, third preset pressure value is preferably 0.1-2.0MPa.
So far, attached drawing is had been combined the present embodiment is described in detail.According to above description, those skilled in the art
There should be clear understanding to the application.
It should be noted that in attached drawing or specification text, the implementation for not being painted or describing is affiliated technology
Form known to a person of ordinary skill in the art, is not described in detail in field.In addition, the above-mentioned definition to each element and method is simultaneously
It is not limited only to various specific structures, shape or the mode mentioned in embodiment.
It should also be noted that, can provide the demonstration of the parameter comprising particular value herein, but these parameters are without definite etc.
In corresponding value, but analog value can be similar in acceptable error margin or design constraint.The side mentioned in embodiment
To term, such as it is related to "upper", "lower", "front", "rear", "left", "right", is only the direction with reference to attached drawing, is not used to limit
The protection scope of the application.In addition, unless specifically described or the step of must sequentially occur, there is no restriction for the sequence of above-mentioned steps
In listed above, and it can change or rearrange according to required design.And above-described embodiment can be based on design and reliability
The considerations of, the collocation that is mixed with each other is used using or with other embodiments mix and match, i.e., the technical characteristic in different embodiments can
To freely form more embodiments.
Particular embodiments described above has carried out further in detail the purpose of the application, technical scheme and beneficial effects
Describe in detail it is bright, it is all it should be understood that be not intended to limit this application the foregoing is merely the specific embodiment of the application
Within spirit herein and principle, any modification, equivalent substitution, improvement and etc. done should be included in the guarantor of the application
Within the scope of shield.
Claims (10)
1. a kind of VOC gas processing unit characterized by comprising
Compressor, the compressor is for compressing VOC gas；
Condenser, the input terminal of the condenser are connected with the output end of the compressor；
Air pressure reducer, the input terminal of the air pressure reducer are connected with the output end of the condenser.
2. VOC gas processing unit according to claim 1, which is characterized in that further include liquid collecting container, the liquid collecting is held
Device is connected with the condenser, to collect the liquid generated in the condenser.
3. VOC gas processing unit according to claim 1, which is characterized in that further include pressure vessel, the pressure is held
The input terminal of device is connected with the output end of the compressor, the input terminal phase of the output end of the pressure vessel and the condenser
Even.
4. VOC gas processing unit according to claim 1, which is characterized in that the output end of the pressure vessel is equipped with
First valve.
5. VOC gas processing unit according to claim 4, which is characterized in that further include:
Pressure-detecting device, the pressure-detecting device are set in the pressure vessel, for detecting in the pressure vessel
Gas pressure value；
Controller, the controller are connect with the pressure-detecting device, and the controller is used for the pressure-detecting device
The gas pressure value detected is compared with the first preset pressure value, when the gas pressure that the pressure-detecting device detects
When value reaches first preset pressure value, the controller controls first valve and opens.
6. VOC gas processing unit according to claim 5, which is characterized in that the controller and the condenser connect
It connects, the controller is also used to compare the gas pressure value that the pressure-detecting device detects with the second preset pressure value
Compared with, when the gas pressure value that the pressure-detecting device detects reaches second preset pressure value, the controller control
The condenser is made to work.
7. VOC gas processing unit according to claim 6, which is characterized in that first preset pressure value is greater than institute
State the second preset pressure value.
8. VOC gas processing unit according to claim 7, which is characterized in that first preset pressure value is 3MPa,
Second preset pressure value is 2.5MPa.
9. VOC gas processing unit according to claim 3, which is characterized in that the pressure vessel is pressure volume pot.
10. VOC gas processing unit according to claim 2, which is characterized in that the liquid collecting container is liquid collecting tank or collection
Liquid bottle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910405960.9A CN110375518A (en) | 2019-05-16 | 2019-05-16 | VOC gas processing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910405960.9A CN110375518A (en) | 2019-05-16 | 2019-05-16 | VOC gas processing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110375518A true CN110375518A (en) | 2019-10-25 |
Family
ID=68248562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910405960.9A Pending CN110375518A (en) | 2019-05-16 | 2019-05-16 | VOC gas processing unit |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201692748U (en) * | 2010-06-04 | 2011-01-05 | 大连欧科膜技术工程有限公司 | Emission control and recovery device of organic gases |
| CN104841245A (en) * | 2015-05-26 | 2015-08-19 | 南京都乐制冷设备有限公司 | Condensation and adsorption type formaldehyde recycling device applied to artificial board manufacturing industry and recycling method |
| CN204656043U (en) * | 2015-05-19 | 2015-09-23 | 南京都乐制冷设备有限公司 | The condensing benzene recovery system of coke-oven plant |
| CN105214442A (en) * | 2015-10-26 | 2016-01-06 | 马军 | A kind of new and effective recovery system for organic solvent |
| CN206342939U (en) * | 2016-12-28 | 2017-07-21 | 南京都乐制冷设备有限公司 | A kind of band flashes the pressurization condensing dimethylbenzene retracting device of backheat |
| CN210463760U (en) * | 2019-05-16 | 2020-05-05 | 南通亚泰工程技术有限公司 | VOC gas treatment device |
-
2019
- 2019-05-16 CN CN201910405960.9A patent/CN110375518A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201692748U (en) * | 2010-06-04 | 2011-01-05 | 大连欧科膜技术工程有限公司 | Emission control and recovery device of organic gases |
| CN204656043U (en) * | 2015-05-19 | 2015-09-23 | 南京都乐制冷设备有限公司 | The condensing benzene recovery system of coke-oven plant |
| CN104841245A (en) * | 2015-05-26 | 2015-08-19 | 南京都乐制冷设备有限公司 | Condensation and adsorption type formaldehyde recycling device applied to artificial board manufacturing industry and recycling method |
| CN105214442A (en) * | 2015-10-26 | 2016-01-06 | 马军 | A kind of new and effective recovery system for organic solvent |
| CN206342939U (en) * | 2016-12-28 | 2017-07-21 | 南京都乐制冷设备有限公司 | A kind of band flashes the pressurization condensing dimethylbenzene retracting device of backheat |
| CN210463760U (en) * | 2019-05-16 | 2020-05-05 | 南通亚泰工程技术有限公司 | VOC gas treatment device |
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