CN108031245A - A kind of toxic and harmful gas absorbs equipment therefor - Google Patents
A kind of toxic and harmful gas absorbs equipment therefor Download PDFInfo
- Publication number
- CN108031245A CN108031245A CN201711352397.0A CN201711352397A CN108031245A CN 108031245 A CN108031245 A CN 108031245A CN 201711352397 A CN201711352397 A CN 201711352397A CN 108031245 A CN108031245 A CN 108031245A
- Authority
- CN
- China
- Prior art keywords
- absorption tower
- spray
- absorption
- tower
- toxic
- 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.)
- Pending
Links
- 231100000331 toxic Toxicity 0.000 title claims abstract description 18
- 230000002588 toxic effect Effects 0.000 title claims abstract description 18
- 239000007921 spray Substances 0.000 claims abstract description 78
- 238000010521 absorption reaction Methods 0.000 claims abstract description 77
- 239000007788 liquid Substances 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 238000000034 method Methods 0.000 abstract description 5
- 230000000505 pernicious effect Effects 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 238000000746 purification Methods 0.000 abstract description 3
- 230000009471 action Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000009102 absorption Effects 0.000 description 52
- 239000007789 gas Substances 0.000 description 27
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 12
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 3
- 238000003915 air pollution Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 230000007096 poisonous effect Effects 0.000 description 2
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000003905 indoor air pollution Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011941 photocatalyst Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 229910052704 radon Inorganic materials 0.000 description 1
- SYUHGPGVQRZVTB-UHFFFAOYSA-N radon atom Chemical compound [Rn] SYUHGPGVQRZVTB-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- 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
- 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
- B01D53/02—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 adsorption, e.g. preparative gas chromatography
-
- 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
- B01D53/1487—Removing organic compounds
-
- 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
- B01D53/185—Liquid distributors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
- B01D2257/406—Ammonia
-
- 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
- B01D2257/702—Hydrocarbons
- B01D2257/7027—Aromatic hydrocarbons
-
- 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
- B01D2257/704—Solvents not covered by groups B01D2257/702 - B01D2257/7027
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention belongs to pernicious gas processing technology field, and in particular to a kind of toxic and harmful gas absorption plant.The present invention includes the first absorption tower, second absorption tower；Absorbing has absorbing liquid in flow container, absorb flow container and be divided into two-way, be connected all the way with the first absorption tower, another way is connected with second absorption tower；There is spray equipment in first absorption tower and second absorption tower；And it is respectively connected with first exhaust pipeline and the first drainage pipeline；There is first flowmeter between first absorption flow container and the first absorption tower；There is second flowmeter between second absorption flow container and second absorption tower；Valve is both provided with each pipeline.The beneficial effects of the present invention are absorption process and absorption plant used by using the present invention, effectively absorb toxic and harmful gas, the purification for indoor gas, plays obvious action.
Description
Technical field
The invention belongs to pernicious gas processing technology field, and in particular to a kind of toxic and harmful gas absorption plant.
Background technology
With the improvement of living standards and living-pattern preservation, people daily an average of about more than 80% time exist
Interior is spent, and the quality of indoor air quality directly influences the work and life of people.Developed rapidly in China's economic same
When, due to indoor environmental pollution caused by building, decorations, furniture, it has also become influence a big killer of health of people.It is indoor
Air pollution refers to harmful substance in caused room air due to various reasons（Nuisance includes formaldehyde, benzene homologues, ammonia, puts
Penetrating property radon etc.）It is exceeded, and then influence the indoor environmental pollution behavior of health.Although the concentration of indoor pollutant often compared with
It is low, but since time of contact is very long, therefore its accumulation exposure is very high.Especially the elderly, young, sick, disabled and other frail people, body support
Drag is relatively low, outdoor activities chance is less, therefore, it is particularly important that the fine or not relationship with them of indoor air quality.
It is the essential homework in house to remove room air pollution.The existing technology of in the market mainly has：1st, physics side
Formula：It mainly adsorbs polluted gas using materials such as activated carbon, both physical absorptions.Its principle is the porous of activated carbon
Structure provides substantial amounts of surface area, so that it is very easy to achieve the purpose that to absorb to collect impurity.2nd, chemical mode：It is former
Reason is that with pernicious gas chemical change, such as nanometer technology, photocatalyst, formaldehyde remover, eliminating smell agent, oxidation occur for chemicals
Contaminant gases.In addition, various electronic air purifiers can also play the effect of physics improvement and chemical harnessing.3rd, biology side
Method：It mainly can absorb room air pollution using plant and purify the air of a room, or carry out biological oxygen using microorganism, enzyme
Change, decompose.4th, nano adsorption：The aperture of hole has light current between 0.27-0.98 nanometers, formaldehyde, ammonia, benzene, toluene,
The molecular diameter of dimethylbenzene is all polar molecule all between 0.4-0.62 nanometers, has Preferential adsorption formaldehyde, benzene, TVOC
The characteristics of Deng pernicious gas, reach the effect to purify the air of a room.
The content of the invention
In order to solve above-mentioned technical problem, the toxic and harmful gas the present invention provides a kind of advantages of good adsorption effect absorbs dress
Put.
The toxic and harmful gas absorption process of the present invention is the technical problem that the above is solved by following technical solutions
's：
The toxic and harmful gas of the present invention absorbs device used, which includes the first absorption tower, second absorption tower；
There is shower water in spray water tower, spray water tower is divided into two-way, is connected all the way with the first absorption tower, and another way and second is inhaled
Tower is received to be connected；
First absorption tower is connected with first exhaust pipeline and the first drainage pipeline；
Second absorption tower is connected with second exhaust pipeline and the second drainage pipeline；
Have toxic and harmful gas in gas reservoir, gas reservoir is divided into two-way, is connected all the way with the first absorption tower, another way and
Second absorption tower is connected；
Absorbing has absorbing liquid in flow container, absorb flow container and be divided into two-way, be connected all the way with the first absorption tower, and another way and second is inhaled
Tower is received to be connected；There is the first spray equipment in first absorption tower, there is the second spray equipment in second absorption tower；
There is first flowmeter between spray water tower and the first absorption tower；
Absorbing between flow container and second absorption tower has second flowmeter；
Valve is both provided with each pipeline.
Preferably, valve is solenoid valve.
Solenoid valve, first flowmeter, second flowmeter are connected with controller；Controller is connected with touch display screen.
Above-mentioned setting, is easy to implement automatically controlled, uses manpower and material resources sparingly.
First spray equipment and the second spray equipment are identical, both structures are as follows：
First spray equipment includes the first spray portion and the second spray portion in integrative-structure, the first spray portion and the second spray portion
In symmetrical structure, there is water inlet pipe in the first spray portion, the first spray portion is connected with the second spray portion；First spray portion and second
There are more spray tubes in spray portion, spray tube is connected with respective the first corresponding spray portion and the second spray portion respectively.
Spray tube is in cylinder.
The beneficial effects of the present invention are absorption process and absorption plant used by using the present invention, to poisonous
The good absorption effect of pernicious gas, the purification for indoor gas, plays obvious action.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention；
Fig. 2 is the automatically controlled figure of the present invention；
Fig. 3 is the structure diagram of the spray equipment of the present invention；
In figure：1- absorbs flow container, 2- gas reservoirs, 3- spray water towers, the first absorption towers of 4-, 5- second absorption towers；6- solenoid valves,
7- first exhaust pipelines, the first drainage pipelines of 8-, 9- first flowmeters, 10- second flowmeters, 11- second exhaust pipelines, 12-
Second drainage pipeline, 13- controllers, 14- display screens, the first spray equipments of 15-, the second spray equipments of 16-, 17- spray tubes,
The first sprays of 18- portion, the second sprays of 19- portion, 20- spray tubes, 21- water inlet pipes.
Embodiment
The present invention is further described with reference to the accompanying drawings and detailed description, so as to the technology of this area
Personnel know more about the present invention, but do not limit the present invention with this.
Embodiment 1
Above-mentioned toxic and harmful gas absorbs device used, which includes the first absorption tower 4, second absorption tower 5；
The device includes the first absorption tower 4, second absorption tower 5；
There is a shower water in spray water tower 3, spray water tower 3 is divided into two-way, is connected all the way with the first absorption tower 4, another way and the
Two absorption towers 5 are connected；
First absorption tower 4 is connected with 7 and first drainage pipeline 8 of first exhaust pipeline；
Second absorption tower 5 is connected with 11 and second drainage pipeline 12 of second exhaust pipeline；
There is toxic and harmful gas in gas reservoir 2, gas reservoir 2 is divided into two-way, is connected all the way with the first absorption tower 4, another
Road is connected with second absorption tower 5；
Absorbing in flow container 1 has an absorbing liquid, absorbs flow container 1 and is divided into two-way, is connected all the way with the first absorption tower 4, another way and the
Two absorption towers 5 are connected；There is the first spray equipment 15 in first absorption tower 4, there is the second spray equipment 16 in second absorption tower 5；
Spray water tower has first flowmeter 9 between 3 and first absorption tower 4；
Absorbing between flow container 1 and second absorption tower 5 has second flowmeter 10；
Solenoid valve 6 is both provided with each pipeline.
Solenoid valve 6, first flowmeter 9, second flowmeter 10 are connected with controller 13；Controller 13 and touch display screen
14 are connected.
Above-mentioned setting, is easy to implement automatically controlled, uses manpower and material resources sparingly.
First spray equipment 15 and the second spray equipment 16 are identical, both structures are as follows：
First spray equipment 15 includes the first spray portion 18 and the second spray portion 19 in integrative-structure, the first spray portion 18 and the
Two spray portions 19 are in symmetrical structure, there is water inlet pipe 21 in the first spray portion 18, and the first spray portion 18 is connected with the second spray portion 19
It is logical；Have more spray tubes 2017 in first spray portion 18 and the second spray portion 19, spray tube 2017 respectively with it is each corresponding
First spray portion 18 is connected with the second spray portion 19.
Spray tube 2017 is in cylinder.
The absorption process of toxic and harmful gas, including following steps：
The water sprayed in water tower 3 is delivered in the first absorption tower 4 and second absorption tower 5, then will be harmful in gas reservoir 2
Gas is delivered in the first absorption tower 4 and second absorption tower 5, opens the valve on spray flow container, while opens the first spray dress
Put 15 and second spray equipment 16；It is poisonous and harmful in first absorption tower 4 and second absorption tower 5 to being delivered in gas reservoir 2
Gas absorption；
Purification gas after absorption is discharged by first exhaust pipeline 7 and second exhaust pipeline 11 respectively；
The absorbing liquid that absorbs in flow container 1 respectively enters the first absorption tower 4 and second absorption tower 5 at the same time, through the first absorption tower 4 and the
After two absorption towers, 5 adsorption treatment, the waste liquid of generation is given off by the second Drainage pipe 12.
Waste water after absorption is discharged by the first drainage pipeline 8 and the second drainage pipeline 12 respectively.
After testing, content of formaldehyde is 0.023mg/m in the gas discharged in the first absorption tower and second absorption tower3, benzene
Content is 0.004mg/m3, the content of ammonia is 0.031mg/m3, the content of toluene is 0.003mg/m3, the content of dimethylbenzene is
0.003mg/m3。
Claims (5)
1. a kind of toxic and harmful gas absorbs device used, it is characterised in that the device includes the first absorption tower, the second absorption
Tower；
There is shower water in spray water tower, spray water tower is divided into two-way, is connected all the way with the first absorption tower, and another way and second is inhaled
Tower is received to be connected；
First absorption tower is connected with first exhaust pipeline and the first drainage pipeline；
Second absorption tower is connected with second exhaust pipeline and the second drainage pipeline；
Have toxic and harmful gas in gas reservoir, gas reservoir is divided into two-way, is connected all the way with the first absorption tower, another way and
Second absorption tower is connected；
Absorbing has absorbing liquid in flow container, absorb flow container and be divided into two-way, be connected all the way with the first absorption tower, and another way and second is inhaled
Tower is received to be connected；There is the first spray equipment in first absorption tower, there is the second spray equipment in second absorption tower；
There is first flowmeter between spray water tower and the first absorption tower；
Absorbing between flow container and second absorption tower has second flowmeter；
Valve is both provided with each pipeline.
2. a kind of toxic and harmful gas as claimed in claim 1 absorbs device used, it is characterised in that valve is electromagnetism
Valve.
3. a kind of toxic and harmful gas as claimed in claim 1 absorbs device used, it is characterised in that solenoid valve, first
Flowmeter, second flowmeter are connected with controller；Controller is connected with touch display screen.
4. a kind of toxic and harmful gas as claimed in claim 1 absorbs device used, it is characterised in that the first spray equipment
Identical with the second spray equipment, both structures are as follows：
First spray equipment includes the first spray portion and the second spray portion in integrative-structure, the first spray portion and the second spray portion
In symmetrical structure, there is water inlet pipe in the first spray portion, the first spray portion is connected with the second spray portion；First spray portion and second
There are more spray tubes in spray portion, spray tube is connected with respective the first corresponding spray portion and the second spray portion respectively.
5. a kind of toxic and harmful gas as claimed in claim 1 absorbs device used, it is characterised in that spray tube is in cylinder
Shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711352397.0A CN108031245A (en) | 2017-12-15 | 2017-12-15 | A kind of toxic and harmful gas absorbs equipment therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711352397.0A CN108031245A (en) | 2017-12-15 | 2017-12-15 | A kind of toxic and harmful gas absorbs equipment therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108031245A true CN108031245A (en) | 2018-05-15 |
Family
ID=62103320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711352397.0A Pending CN108031245A (en) | 2017-12-15 | 2017-12-15 | A kind of toxic and harmful gas absorbs equipment therefor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108031245A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101306319A (en) * | 2008-05-26 | 2008-11-19 | 娄爱娟 | Direct discharging flue gas treatment method |
| CN102343205A (en) * | 2011-07-18 | 2012-02-08 | 南京华基塔业有限公司 | Centralized purification treatment process and device of waste gas in spandex production process |
| CN202270465U (en) * | 2011-10-13 | 2012-06-13 | 惠州市东江环保技术有限公司 | Combined device for absorbing acid gas |
| CN203090750U (en) * | 2013-03-18 | 2013-07-31 | 广州市天赐三和环保工程有限公司 | Spray head structure for wet desulfurization tower |
| CN204799069U (en) * | 2015-06-12 | 2015-11-25 | 重庆理文造纸有限公司 | Spurt a pot odor treatment system |
| KR101626269B1 (en) * | 2014-06-04 | 2016-05-31 | 아멕 포스터 휠러 에너지아 오와이 | Arrangement for and method of feeding ammonia containing fluid into the exhaust gas passage of a combustion plant |
-
2017
- 2017-12-15 CN CN201711352397.0A patent/CN108031245A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101306319A (en) * | 2008-05-26 | 2008-11-19 | 娄爱娟 | Direct discharging flue gas treatment method |
| CN102343205A (en) * | 2011-07-18 | 2012-02-08 | 南京华基塔业有限公司 | Centralized purification treatment process and device of waste gas in spandex production process |
| CN202270465U (en) * | 2011-10-13 | 2012-06-13 | 惠州市东江环保技术有限公司 | Combined device for absorbing acid gas |
| CN203090750U (en) * | 2013-03-18 | 2013-07-31 | 广州市天赐三和环保工程有限公司 | Spray head structure for wet desulfurization tower |
| KR101626269B1 (en) * | 2014-06-04 | 2016-05-31 | 아멕 포스터 휠러 에너지아 오와이 | Arrangement for and method of feeding ammonia containing fluid into the exhaust gas passage of a combustion plant |
| CN204799069U (en) * | 2015-06-12 | 2015-11-25 | 重庆理文造纸有限公司 | Spurt a pot odor treatment system |
Non-Patent Citations (2)
| Title |
|---|
| 张建伟: "《化工单元操作实验与设计》", 31 March 2012, 天津大学出版社 * |
| 柴立元等: "《冶金环保手册》", 30 April 2016, 中南大学出版社 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204629827U (en) | A kind of spray-type air purifier | |
| CN103239986B (en) | Biological filtering device and process for treating organic waste gas | |
| CN105605690B (en) | A kind of indoor air purification system and purification method based on wet filtration | |
| CN204799049U (en) | Wet process micron order particulate matter entrapment air purification device | |
| CN106931516B (en) | Ecological indoor air purification device and method | |
| CN202734060U (en) | Ventilation system PM2.5 and air contaminant cleaning treatment device | |
| CN104147921B (en) | A kind of apparatus and method of the activated carbon combined method processing foul gas of biofiltration | |
| CN205340560U (en) | A biological automatically cleaned equipment for giving up smelly gas purification | |
| CN201279433Y (en) | Air cleaning device | |
| CN110180379B (en) | Indoor formaldehyde degradation device | |
| CN104353317B (en) | A kind of aqueous-based air purifier being applicable to chemical emission and toxic gas | |
| CN204395712U (en) | A kind of industrial waste-gas purifier | |
| CN207307586U (en) | A kind of high-concentration waste air purifying apparatus | |
| CN108031245A (en) | A kind of toxic and harmful gas absorbs equipment therefor | |
| TW201036689A (en) | An apparatus for purifying suspended particles and inorganic gases in gas | |
| CN205361040U (en) | Combination formula exhaust gas purification system is washed to two spray rinsings | |
| CN207334967U (en) | A kind of air purifier | |
| CN205495281U (en) | A vertical activated carbon electronic industry organic waste gas adsorption device | |
| CN208049655U (en) | A kind of exhaust-gas treatment purifying column | |
| CN206214924U (en) | A kind of experimental provision of selectively removing air pollutants | |
| CN2632550Y (en) | Air purifier | |
| CN100400108C (en) | Indoor air wet oxidation purification method | |
| CN212017185U (en) | An industrial waste gas treatment detection device | |
| CN206315597U (en) | A kind of air purifier | |
| CN107376633A (en) | The minimizing technology of polycyclic aromatic hydrocarbon in a kind of half volatile organic exhaust gas |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180515 |
|
| RJ01 | Rejection of invention patent application after publication |