CN108926966A - A kind of exhaust gas combined treatment equipment and its treatment process containing coating cloud and VOCs - Google Patents
A kind of exhaust gas combined treatment equipment and its treatment process containing coating cloud and VOCs Download PDFInfo
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- CN108926966A CN108926966A CN201810830219.2A CN201810830219A CN108926966A CN 108926966 A CN108926966 A CN 108926966A CN 201810830219 A CN201810830219 A CN 201810830219A CN 108926966 A CN108926966 A CN 108926966A
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- exhaust gas
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- coating cloud
- aqueous solution
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/02—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a kind of exhaust gas combined treatment equipment and its treatment process containing coating cloud and VOCs, using two-stage batch absorption, the processing mode of desorption processing exhaust gas containing VOCs handles exhaust gas containing VOCs, level-one is pre-processed using compound aqueous solution, initial absorption is carried out to exhaust gas and removes chalk dust removing, second level carries out smart absorption using packed tower composite absorption liquid, a variety of processing techniques are combined by this technique, not only realize coating cloud and the integrated treatment of VOCs, and stripping apparatus is both absorbed or made with the same tower, its advantage is process equipment simple structure, land occupation is few, high treating effect, the characteristics of also complying with spray painting intermittently operated, exhaust gas can reach " discharge standard of air pollutants " (GB16297-1996) secondary discharge standard after this two-stage treatment, coating cloud in exhaust gas Treatment effeciency is up to 97% or more, VOCs treatment effeciency up to 90% or more.
Description
Technical field
The present invention relates to a kind of exhaust gas combined treatment equipment and its treatment process containing coating cloud and VOCs.
Background technique
Exhaust gas containing VOCs results from Furniture manufacture, shoemaking, automobile production, machine-building, household electrical appliances, electromechanics, plastics five extensively
The production fields such as gold.Painting process can generally generate two kinds of pollutants: first is that coating cloud, paint is atomized into micro- under high pressure effect
Grain, but in spraying, paint cannot all arrive at object being painted surface, and part paint particle forms coating cloud with air-flow disperse；Two
It is organic exhaust gas, organic solvent (diluent) is to paint for diluting, but organic solvent is that spray painting will not be attached to paint
Object surface to form organic exhaust gas for all releasing in painting process and subsequent process.The ingredient of diluent is usually acetic acid
The ingredients such as ethyl ester, butyl acetate, n-butanol, acetone, benzene,toluene,xylene, styrene, these exhaust gas irritations are big, and some is also
There is severe toxicity, be directly discharged in environment without processing, in addition to causing serious environmental pollution, also human body is caused to seriously affect,
It has to pass through and thoroughly administers and could discharge.
The characteristics of exhaust gas containing VOCs is that air quantity is big, and the concentration of organic substance is low in gas, and it is organic to belong to Wind Volume, low concentration
Exhaust gas.Currently, the purification method to the exhaust gas containing VOCs mainly has: isolation method, combustion method, absorption process, condensation method, plasma low-temperature
Catalytic oxidation, absorption method etc., these methods respectively have advantage and disadvantage, and existing enterprise mostly uses greatly single processing method, no
Liquid coating cloud and insoluble in water the VOCs processing being able to achieve in synchronous exhaust gas, although some realizes the combination of a variety of methods, are deposited
The disadvantages of long in process flow, the device is complicated, and entire processing system takes up a large area, and control is inconvenient, and treatment effect is bad,
And absorbing liquid is difficult to the problems such as handling and regenerating.
Summary of the invention
In order to solve the above-mentioned technical problem, the exhaust gas combined treatment containing coating cloud and VOCs that the object of the present invention is to provide a kind of
Equipment and its treatment process, purification efficiency is high, stability is good, highly-safe, operating cost is low, can be in synchronization process exhaust gas
Liquid coating cloud and insoluble in water VOCs, and absorption and desorption can the intermittent progress in same tower, can efficiently and effectively administer and contain
VOCs exhaust gas.
In order to solve the above technical problems, the present invention adopts the following technical scheme:
A kind of exhaust gas combined treatment equipment containing coating cloud and VOCs, including level-one compound aqueous solution pre-absorption process tank, institute
State the delivery pipe of the import connecting band air-introduced machine of level-one compound aqueous solution pre-absorption process tank, the level-one compound aqueous solution pre-suction
It receives working off one's feeling vent one's spleen for process tank and connects the import of second level composite absorption liquid essence dry load tower through first pipe, in the first pipe
It is provided with the first valve, the emptying pipeline of second level composite absorption liquid essence dry load tower top end the second valve of connecting band, institute
The emptying pipeline stated between the second valve and the second level composite absorption liquid essence dry load tower connects heat exchange by second pipe
The outlet end of the input end of device, the heat exchanger connects separator；
The supreme compound aqueous solution set gradually and impact under including in the level-one compound aqueous solution pre-absorption process tank
Formula dust removal mist device；
The absorbing liquid outlet of second level composite absorption liquid essence dry load tower lower end is through the connection absorbing liquid storage of third pipeline
The import of tank, the import of the 4th pipeline of the outlet connection liquid pump for absorbing liquid storage tank, the outlet the 5th of the liquid pump is managed
Road is connected to the absorbing liquid import of second level composite absorption liquid essence dry load tower upper end.
Further, the top of the second level composite absorption liquid essence dry load tower described in reflux line connection also by changing
The refluxing opening of hot device is provided with the 6th valve on the reflux line, for controlling reflux ratio.
Further, the absorption liquid storage tank totally two, the suction of second level composite absorption liquid essence dry load tower lower end
It receives liquid outlet and connects two absorption liquid storage tanks through third pipeline respectively, be provided with third valve on the third pipeline,
Import of two outlets for absorbing liquid storage tank respectively through the 4th pipeline connection liquid pump, the outlet the 5th of the liquid pump
Pipeline is connected to the absorbing liquid import of second level composite absorption liquid essence dry load tower upper end.
Further, it is provided with the 4th valve on the 4th pipeline, is provided with the 5th valve on the 5th pipeline.
Further, the level-one compound aqueous solution pre-absorption process tank is the air cleaning facility based on water cyclone.
Further, the compound aqueous solution of bottom includes as follows in the level-one compound aqueous solution pre-absorption process tank
The component of weight ratio: 1%-10% citrate, 0.01%-1% silicate, 0.01%-1% carbonate, 0.01%-1% are poly-
Ethylene glycol, surplus are water.
Further, the composite absorption liquid in the second level composite absorption liquid essence dry load tower with dimethyl sulfoxide/
Based on sulfolane/DEHA/ diesel oil/diethylene glycol (DEG)/propene carbonate/machine oil/heavy oil/washing oil, then add following weight percent
Component: the MOA auxiliary agent and 0.1%- of the defoaming agent or 0.01%-1% of 0.01%-1% polymer builder and 0.01%-1%
10% phosphorus benzene bis-acid potassium dibutyl ester.
Further, the pH of the composite absorption liquid in the second level composite absorption liquid essence dry load tower is 8-10.
Further, the second level composite absorption liquid essence dry load tower is in gas liquid ratio (V/L)=100-600, column plate
Number is 4-7 block.
A kind for the treatment of process of the exhaust gas combined treatment equipment containing coating cloud and VOCs, it is characterised in that include the following steps:
When work, painting process is generated after the exhaust gas containing coating cloud and VOCs is collected by collecting hood by delivery pipe in air inducing
It is transported in level-one compound aqueous solution pre-absorption process tank under machine negative pressure effect, exhaust gas, which passes through, to be located at below compound aqueous solution horizontal plane
Import enter impact type demister, impact type demister in exhaust gas coating cloud and fine dust settle, while benefit
It is in contact infiltration and absorbing reaction with the compound aqueous solution in tank base, is handled through impact type demister and compound water-soluble
Gas after liquid infiltration and absorption, continues through second level composite absorption liquid essence dry load tower through evacuated tube evacuating pipeline；
When inoperative: level-one compound aqueous solution pre-absorption process tank does not work, and closes the first valve, simultaneously closes off the second valve
Door, heats second level composite absorption liquid essence dry load tower, and the VOCs that composite absorption liquid absorbs becomes gas and enter heat exchanger to become
Then liquid is separated through separator, complete the Desorption separation technique of composite absorption liquid；Liquid storage tank is absorbed for giving second level compound suction
Receive liquid essence dry load tower supplement and recycling composite absorption liquid.
Compared with prior art, advantageous effects of the invention:
By lector mist device, dissolution, composite absorption liquid re-absorption are absorbed, while absorbing and desorbing in same tank
It the technologies such as carries out simultaneously to be combined, not only realizes the integrated treatment of coating cloud and VOCs not soluble in water, and simple process, only
Change high-efficient；Exhaust gas can reach " discharge standard of air pollutants " (GB16297-1996) second level discharge mark after processing
Standard, paint mist treatment efficiency is up to 97% or more, VOCs treatment effeciency up to 90% or more in exhaust gas.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of processing unit used in treatment process of the present invention；
Fig. 2 is the schematic diagram of level-one compound aqueous solution pre-absorption process tank；
Description of symbols: 1- level-one compound aqueous solution pre-absorption process tank；101- compound aqueous solution；102- impact type is removed
Cloud device；2- delivery pipe；3- first pipe；4- second level composite absorption liquid essence dry load tower；The first valve of 5-；6- evacuated tube
Road；The second valve of 7-；8- second pipe；9- heat exchanger；10- separator；11- third pipeline；12- absorbs liquid storage tank；13- the 4th
Pipeline；14- liquid pump；The 5th pipeline of 15-；16- reflux line；The 6th valve of 17-.
Specific embodiment
As shown in Figure 1, a kind of exhaust gas combined treatment equipment containing coating cloud and VOCs, including level-one compound aqueous solution pre-absorption
Process tank 1, the delivery pipe 2 of the import connecting band air-introduced machine of the level-one compound aqueous solution pre-absorption process tank 1, the level-one are multiple
Heshui solution pre-absorption process tank 1 work off one's feeling vent one's spleen through first pipe 3 connect second level composite absorption liquid essence dry load tower 4 into
Mouthful, it is provided with the first valve 5 in the first pipe 3, the 4 top connecting band of second level composite absorption liquid essence dry load tower the
The emptying pipeline 6 of two valves 7, the evacuated tube between second valve 7 and the second level composite absorption liquid essence dry load tower 5
Road 6 connects the input end of heat exchanger 9 by second pipe 8, and the outlet end of the heat exchanger 9 connects separator 10；
Supreme 101 He of compound aqueous solution set gradually under including in the level-one compound aqueous solution pre-absorption process tank 1
Lector mist device 102；
The absorbing liquid outlet of 4 lower end of second level composite absorption liquid essence dry load tower connects absorbing liquid through third pipeline 11
The import of storage tank 12, the import of the 4th pipeline 13 of the outlet connection liquid pump 14 for absorbing liquid storage tank 12, the liquid pump 14
Outlet is connected to the absorbing liquid import of 4 upper end of second level composite absorption liquid essence dry load tower through the 5th pipeline 15.
Wherein, the top of the second level composite absorption liquid essence dry load tower 4 also passes through reflux line 16 and connects described change
The refluxing opening of hot device 9 is provided with the 6th valve 17 on the reflux line 16, for controlling reflux ratio.The absorption liquid storage tank
12 totally two, the absorbing liquid outlet of 4 lower end of second level composite absorption liquid essence dry load tower is connected through third pipeline 11 respectively
Two absorption liquid storage tanks 12 are provided with third valve 13, two absorbing liquids storages on the third pipeline 11
Import of the outlet of tank 12 respectively through the 4th pipeline 13 connection liquid pump 14, the 5th pipeline 15 of outlet of the liquid pump 14 are connected to
The absorbing liquid import of 4 upper end of second level composite absorption liquid essence dry load tower.The 4th valve is provided on 4th pipeline 13
, the 5th valve is provided on the 5th pipeline 15.
The level-one compound aqueous solution pre-absorption process tank is the air cleaning facility based on water cyclone, as shown in Fig. 2,
The import of the lower end of its internal lector mist device is located under the liquid level of compound aqueous solution 101, lector mist
Device 102 includes the baffle of multiple alternating inclinations setting.
The treatment process of the equipment, includes the following steps:
When work, painting process is generated after the exhaust gas containing coating cloud and VOCs is collected by collecting hood by delivery pipe in air inducing
It is transported in level-one compound aqueous solution pre-absorption process tank under machine negative pressure effect, exhaust gas, which passes through, to be located at below compound aqueous solution horizontal plane
Import enter impact type demister, impact type demister in exhaust gas coating cloud and fine dust settle, while benefit
It is in contact infiltration and absorbing reaction with the compound aqueous solution in tank base, is handled through impact type demister and compound water-soluble
Gas after liquid infiltration and absorption, continues through second level composite absorption liquid essence dry load tower through evacuated tube evacuating pipeline；
When inoperative: level-one compound aqueous solution pre-absorption process tank does not work, and closes the first valve, simultaneously closes off the second valve
Door, heats second level composite absorption liquid essence dry load tower, and the VOCs that composite absorption liquid absorbs becomes gas and enter heat exchanger to become
Then liquid is separated through separator, complete the Desorption separation technique of composite absorption liquid；Liquid storage tank is absorbed for giving second level compound suction
Receive liquid essence dry load tower supplement and recycling composite absorption liquid.
Embodiment 1
The compound aqueous solution of bottom includes following weight ratio in the process tank of level-one pre-absorption described in the present embodiment
Component: 1% potassium citrate, 1% sodium metasilicate, 0.05% potassium carbonate, 0.8% polyethylene glycol, surplus are water.
The composite absorption liquid in the second level composite absorption liquid essence tourie is then to add weight using diesel oil as main formula
Measure the defoaming agent of the polypropylene glycol than 0.01% and weight ratio 1%.Composite absorption liquid pH value is 8.
The second level essence dry load tower, at gas liquid ratio (V/L)=600, the number of plates is 7 pieces, and benzene class absorptivity reaches
95.4%, treated qualified discharge containing toluene waste gas.
Embodiment 2
The compound aqueous solution of bottom includes following weight ratio in the process tank of level-one pre-absorption described in the present embodiment
Component: 8% sodium citrate, 0.1% sodium metasilicate, 0.6% sodium carbonate, 0.8% polyethylene glycol, surplus are water.
The composite absorption liquid in the second level composite absorption liquid essence tourie is using DEHA as main formula, then adds weight
The defoaming agent of polyethylene glycol and weight ratio 0.1% than 1%.Composite absorption liquid pH value is 9.5.
The second level essence dry load tower, at gas liquid ratio (V/L)=300, the number of plates is 5 pieces, and benzene class absorptivity reaches
91.2%, treated qualified discharge containing toluene waste gas.
Embodiment 3
The compound aqueous solution of bottom includes following weight ratio in the process tank of level-one pre-absorption described in the present embodiment
Component: 8% potassium citrate, 0.05% sodium metasilicate of weight ratio, 1% sodium carbonate of weight ratio, 0.2% polyethylene glycol of weight ratio, surplus
For water.
The composite absorption liquid in the second level composite absorption liquid essence tourie is using propene carbonate as main formula, then adds
The MOA auxiliary agent and weight ratio 0.1%-10% phosphorus benzene bis-acid potassium dibutyl ester of add weight ratio 0.01%-1%.Composite absorption liquid pH value
It is 10.
The second level essence dry load tower, at gas liquid ratio (V/L)=100, the number of plates is 4 pieces, and benzene class absorptivity reaches
96.1%, treated qualified discharge containing toluene waste gas.
Embodiment described above is only that preferred embodiment of the invention is described, and is not carried out to the scope of the present invention
It limits, without departing from the spirit of the design of the present invention, those of ordinary skill in the art make technical solution of the present invention
Various changes and improvements, should all fall into claims of the present invention determine protection scope in.
Claims (10)
1. a kind of exhaust gas combined treatment equipment containing coating cloud and VOCs, which is characterized in that including level-one compound aqueous solution pre-absorption
Process tank, the delivery pipe of the import connecting band air-introduced machine of the level-one compound aqueous solution pre-absorption process tank, the level-one are compound
The import through first pipe connection second level composite absorption liquid essence dry load tower of working off one's feeling vent one's spleen of aqueous solution pre-absorption process tank, it is described
The first valve, the row of second level composite absorption liquid essence dry load tower top end the second valve of connecting band are provided in first pipe
Vacant duct, the emptying pipeline between second valve and the second level composite absorption liquid essence dry load tower pass through second pipe
The input end of heat exchanger is connected, the outlet end of the heat exchanger connects separator；
The supreme compound aqueous solution set gradually and impact type are removed under including in the level-one compound aqueous solution pre-absorption process tank
Cloud device；
The absorbing liquid outlet of second level composite absorption liquid essence dry load tower lower end is connected through third pipeline absorbs liquid storage tank
Import, the import of the 4th pipeline of the outlet connection liquid pump for absorbing liquid storage tank, the 5th pipeline of outlet of the liquid pump connect
It is connected to the absorbing liquid import of second level composite absorption liquid essence dry load tower upper end.
2. the exhaust gas combined treatment equipment according to claim 1 containing coating cloud and VOCs, which is characterized in that the second level is multiple
The top for closing absorbing liquid essence dry load tower also passes through the refluxing opening that reflux line connects the heat exchanger, on the reflux line
It is provided with the 6th valve, for controlling reflux ratio.
3. the exhaust gas combined treatment equipment according to claim 1 containing coating cloud and VOCs, which is characterized in that the absorbing liquid
Storage tank totally two, the absorbing liquid outlet of second level composite absorption liquid essence dry load tower lower end is respectively through third pipeline connection two
A absorption liquid storage tank is provided with third valve, two outlets for absorbing liquid storage tank on the third pipeline
Import respectively through the 4th pipeline connection liquid pump, the 5th pipeline of outlet of the liquid pump are connected to the second level composite absorption liquid
The absorbing liquid import of smart dry load tower upper end.
4. the exhaust gas combined treatment equipment according to claim 3 containing coating cloud and VOCs, which is characterized in that the 4th pipe
It is provided with the 4th valve on road, is provided with the 5th valve on the 5th pipeline.
5. the exhaust gas combined treatment equipment according to claim 1 containing coating cloud and VOCs, which is characterized in that the level-one is multiple
Heshui solution pre-absorption process tank is the air cleaning facility based on water cyclone.
6. the exhaust gas combined treatment equipment described in -5 any one containing coating cloud and VOCs according to claim 1, which is characterized in that
The compound aqueous solution of bottom includes the component of following weight ratio: 1%- in the level-one compound aqueous solution pre-absorption process tank
10% citrate, 0.01%-1% silicate, 0.01%-1% carbonate, 0.01%-1% polyethylene glycol, surplus are water.
7. the exhaust gas combined treatment equipment described in -5 any one containing coating cloud and VOCs according to claim 1, which is characterized in that
The composite absorption liquid in the second level composite absorption liquid essence dry load tower with dimethyl sulfoxide/sulfolane/DEHA/ diesel oil/
Based on diethylene glycol (DEG)/propene carbonate/machine oil/heavy oil/washing oil, then add following weight percentage components: 0.01%-1% is poly-
Close the defoaming agent of object auxiliary agent and 0.01%-1% or the MOA auxiliary agent and 0.1%-10% phosphorus benzene bis-acid potassium two of 0.01%-1%
Butyl ester.
8. the exhaust gas combined treatment equipment containing coating cloud and VOCs according to claim 7 containing coating cloud and VOCs, feature
It is, the pH of the composite absorption liquid in the second level composite absorption liquid essence dry load tower is 8-10.
9. the exhaust gas combined treatment equipment according to claim 7 containing coating cloud and VOCs, which is characterized in that the second level is multiple
Absorbing liquid essence dry load tower is closed in gas liquid ratio (V/L)=100-600, the number of plates is 4-7 block.
10. a kind for the treatment of process of the exhaust gas combined treatment equipment containing coating cloud and VOCs, it is characterised in that include the following steps:
When work, painting process is generated and is born by delivery pipe in air-introduced machine after the exhaust gas containing coating cloud and VOCs is collected by collecting hood
Pressure effect under be transported in level-one compound aqueous solution pre-absorption process tank, exhaust gas pass through be located at compound aqueous solution horizontal plane below into
Mouthful enter impact type demister, impact type demister in exhaust gas coating cloud and fine dust settle, while utilize tank
Compound aqueous solution in body bottom is in contact infiltration and absorbing reaction, handles through impact type demister and compound aqueous solution soaks
Gas after profit and absorption, continues through second level composite absorption liquid essence dry load tower through evacuated tube evacuating pipeline；
When inoperative: level-one compound aqueous solution pre-absorption process tank does not work, and closes the first valve, simultaneously closes off the second valve,
Heat second level composite absorption liquid essence dry load tower, the VOCs that composite absorption liquid absorbs becomes gas and enter heat exchanger to become liquid
Then body is separated through separator, complete the Desorption separation technique of composite absorption liquid；Liquid storage tank is absorbed for giving second level composite absorption
Liquid essence dry load tower supplement and recycling composite absorption liquid.
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| CN201810830219.2A CN108926966A (en) | 2018-07-19 | 2018-07-19 | A kind of exhaust gas combined treatment equipment and its treatment process containing coating cloud and VOCs |
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| CN201810830219.2A CN108926966A (en) | 2018-07-19 | 2018-07-19 | A kind of exhaust gas combined treatment equipment and its treatment process containing coating cloud and VOCs |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024023726A1 (en) * | 2022-07-27 | 2024-02-01 | Rubber Nano Products (Proprietary) Limited | A process for removing particulate matter from a waste gas stream |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996001678A1 (en) * | 1994-07-07 | 1996-01-25 | Turbotak Technologies Inc. | Regenerative process for the removal and recovery of volatile organic compounds from effluent gases |
| CN102389684A (en) * | 2011-10-14 | 2012-03-28 | 中科同创（厦门）环境科技有限公司 | Recycling device for exhaust gas of painted organic solvent and method for recycling organic solvent |
| CN202237706U (en) * | 2011-10-14 | 2012-05-30 | 中科同创（厦门）环境科技有限公司 | Paint spraying organic solvent waste gas recycling device |
| CN102580465A (en) * | 2012-01-16 | 2012-07-18 | 梁晓琳 | Application of heavy oil adsorption method in organic waste gas treatment and organic waste gas treatment device |
| CN102772981A (en) * | 2012-03-12 | 2012-11-14 | 甘肃银光聚银化工有限公司 | Device for continuously adsorbing and desorbing organic waste gas by using active carbon |
| CN104147885A (en) * | 2014-08-21 | 2014-11-19 | 遵义天力环境工程有限责任公司 | Paint-spraying waste gas integrated treatment method |
| CN106563346A (en) * | 2016-11-02 | 2017-04-19 | 千藤（南京）环保科技有限公司 | Reaction type VOCs absorbent |
| CN107261754A (en) * | 2017-08-11 | 2017-10-20 | 河北先河正源环境治理技术有限公司 | VOCs waste gas recovery processing method and processing devices |
-
2018
- 2018-07-19 CN CN201810830219.2A patent/CN108926966A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996001678A1 (en) * | 1994-07-07 | 1996-01-25 | Turbotak Technologies Inc. | Regenerative process for the removal and recovery of volatile organic compounds from effluent gases |
| CN102389684A (en) * | 2011-10-14 | 2012-03-28 | 中科同创（厦门）环境科技有限公司 | Recycling device for exhaust gas of painted organic solvent and method for recycling organic solvent |
| CN202237706U (en) * | 2011-10-14 | 2012-05-30 | 中科同创（厦门）环境科技有限公司 | Paint spraying organic solvent waste gas recycling device |
| CN102580465A (en) * | 2012-01-16 | 2012-07-18 | 梁晓琳 | Application of heavy oil adsorption method in organic waste gas treatment and organic waste gas treatment device |
| CN102772981A (en) * | 2012-03-12 | 2012-11-14 | 甘肃银光聚银化工有限公司 | Device for continuously adsorbing and desorbing organic waste gas by using active carbon |
| CN104147885A (en) * | 2014-08-21 | 2014-11-19 | 遵义天力环境工程有限责任公司 | Paint-spraying waste gas integrated treatment method |
| CN106563346A (en) * | 2016-11-02 | 2017-04-19 | 千藤（南京）环保科技有限公司 | Reaction type VOCs absorbent |
| CN107261754A (en) * | 2017-08-11 | 2017-10-20 | 河北先河正源环境治理技术有限公司 | VOCs waste gas recovery processing method and processing devices |
Non-Patent Citations (4)
| Title |
|---|
| 劳动部职业安全卫生监察局: "《工业防毒》", 30 July 1990, 中国劳动出版社 * |
| 化学工业出版社组织编写: "《中国化工产品大全 上》", 30 July 1994, 化学工业出版社 * |
| 王志良等: "《精细化工行业废气污染物控制技术及示范》", 31 May 2014, 中国环境出版社 * |
| 童志权: "《工业废气净化与利用》", 31 May 2001, 化学工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024023726A1 (en) * | 2022-07-27 | 2024-02-01 | Rubber Nano Products (Proprietary) Limited | A process for removing particulate matter from a waste gas stream |
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Application publication date: 20181204 |