CN112246100A - A gaseous purifier that is used for chemical laboratory outdoor row air pollution to administer - Google Patents
A gaseous purifier that is used for chemical laboratory outdoor row air pollution to administer Download PDFInfo
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- CN112246100A CN112246100A CN202011098905.9A CN202011098905A CN112246100A CN 112246100 A CN112246100 A CN 112246100A CN 202011098905 A CN202011098905 A CN 202011098905A CN 112246100 A CN112246100 A CN 112246100A
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- gas
- photolysis
- exhaust
- air pollution
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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
- B01D53/02—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
- B01D53/04—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 with stationary adsorbents
-
- 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
- B01D53/007—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 irradiation
-
- 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
-
- 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8678—Removing components of undefined structure
- B01D53/8687—Organic components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/06—Polluted air
Abstract
The invention discloses a gas purification device for treating air pollution discharged outside a chemical laboratory, and relates to the technical field of gas purification. The method comprises the following steps: an exhaust fan configured to suck gas from the laboratory and blow the gas out of the laboratory; the organic gas absorption device is arranged to selectively absorb the gas blown out by the exhaust fan; and the photolysis waste gas treatment device is arranged to perform photolysis on the gas discharged from the exhaust pipe and discharge the gas after the photolysis. The invention continuously feeds the gas in the laboratory into the pressure container through the exhaust fan, the filtering shell absorbs the volatile organic gas and water vapor under the action of certain pressure and then discharges the volatile organic gas and the water vapor through the discharge pipe communicated with the bottom of the pressure container, and then the volatile gas which is not absorbed is subjected to photolysis catalytic reaction, so that part of volatile organic pollutants are degraded and converted into low molecular compounds under the irradiation of high-energy ultraviolet light beams, and the pollution of the toxic and harmful gas generated in the laboratory to the air can be effectively reduced.
Description
Technical Field
The invention relates to the technical field of gas purification, in particular to a gas purification device for treating air pollution discharged outside a chemical laboratory.
Background
In the chemistry experiment room, can produce various poisonous and harmful gas during experimental operation, especially volatile organic pollutant etc. can influence experimenter's physical and mental health, adopts the fume hood directly to discharge the gas that produces in the laboratory in the air usually, can pollute the peripheral air in laboratory like this, and the people that gives the peripheral life in laboratory are healthy to cause serious influence.
At present, the traditional method usually adopts a fume hood to reduce the concentration of harmful gases in the room, but the pollution of the discharged gases to the atmosphere is not paid enough attention. The technical personnel in the field usually adopt multilayer gas filtration filter core, in the gas that produces in with the laboratory discharges the air through filtering layer upon layer, however, because the gas that the laboratory produced usually contains various poisonous gas that accompanies the volatility, if through multilayer gas filtration filter core, can be very high to the requirement of filter core, and filterable effect reduces gradually along with the lapse of filter time filtering effect, through increasing the frequency of filtering the filter core and changing, just can effectively prevent the pollution of the gas that the laboratory produced to the air.
Therefore, the invention provides a purification device for treating air pollution discharged outside a chemical laboratory, which aims to solve the problem of air pollution caused by toxic and harmful gas discharged outside the chemical laboratory.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a gas purification device for treating the exhaust air pollution outside a chemical laboratory.
In order to achieve the purpose, the invention provides the following technical scheme:
a gas purification device for the treatment of air pollution discharged from a chemical laboratory, comprising:
an exhaust fan arranged to suck gas from the laboratory and blow it out of the room;
the organic gas absorption device is arranged to selectively absorb the gas blown out by the exhaust fan; the organic gas absorption device includes:
the pressure container is arranged to collect gas blown by the exhaust fan;
the filtering shell is arranged in the pressure container to form a closed shell, the filtering shell is used for absorbing a filtering layer of volatile organic gas, and the filtering layer is made of efficient adsorbing materials;
the exhaust pipe is arranged in the filter shell and communicated with the outside of the pressure container;
and the photolysis waste gas treatment device is arranged to perform photolysis on the gas discharged from the exhaust pipe and discharge the gas after photolysis.
Preferably, the organic gas absorption apparatus further includes:
a condenser pipe located in the pressure vessel and disposed around the filter housing; and the liquid inlet end and the liquid outlet end of the condensation pipe both extend out of the pressure container.
Preferably, the first and second liquid crystal materials are,
the bottom of the pressure container is communicated with a drain pipe, and the drain pipe is also provided with a control valve.
Preferably, the photolysis exhaust gas treatment device includes:
a plurality of air supply channels are arranged in parallel;
and photolysis pieces are arranged on two sides of each air supply channel.
Preferably, the photolysis member is an ultraviolet light emitting member, and the surface of the photolysis member is coated with a photocatalyst.
Preferably, the photolysis waste gas treatment device further comprises an activated carbon adsorption layer, wherein the activated carbon adsorption layer is arranged to adsorb the gas sent out from the photolysis waste gas treatment device and discharge the treated gas through an air duct.
More preferably, the active carbon adsorption layer with still be equipped with gas dispersion dish between the photolysis exhaust treatment device exhaust end, gas dispersion dish be used for with the even blowing of gas after the photolysis exhaust treatment device handles extremely on the active carbon adsorption layer.
Preferably, the high-efficiency adsorption material comprises one or more of high-strength activated carbon fiber, modified hydrophobic molecular sieve and silica gel.
Preferably, the method further comprises the following steps: a pneumatic device, the pneumatic device comprising:
a barrel;
the rotating shaft is arranged in the cylinder body, is coaxial with the cylinder body and has one end extending out of the cylinder body to form an extending end;
the plurality of pneumatic plates are arranged in the cylinder body and are circumferentially and uniformly distributed on the rotating shaft, and the plate surface of each pneumatic plate is parallel to the axis of the rotating shaft;
the exhaust end of the exhaust pipe is communicated with one side of the cylinder body, and the exhausted gas pushes the plurality of pneumatic plates to rotate and drives the rotating shaft to rotate;
the barrel with the relative one side of blast pipe intercommunication with photolysis exhaust treatment device passes through the body intercommunication.
More preferably, the method further comprises the following steps: fresh air equipment includes: a fresh air blower configured to suck and blow fresh air outside an experiment room thereof to the inside of the room;
the rotating shaft drives the new fan to rotate.
The invention has the beneficial effects that:
according to the invention, the gas in the laboratory is continuously fed into the pressure container through the exhaust fan, and the filtering shell and the exhaust pipe arranged in the pressure container are utilized, so that the gas is discharged through the exhaust pipe after the volatile organic gas and the water vapor are absorbed by the filtering shell under the action of a certain pressure, the water containing the volatile gas is absorbed by the shell, and the water is discharged through the drain pipe communicated with the bottom of the pressure container, thereby effectively removing the water in the gas discharged from the laboratory. And then after absorbing volatile organic gas and water vapor, carrying out photolysis catalytic reaction on volatile gas which is not absorbed, so that part of volatile organic pollutants are degraded and converted into low molecular compounds under the irradiation of high-energy ultraviolet light beams. Therefore, the gas in the laboratory can be effectively purified, and the pollution of the gas generated in the laboratory to the air can be effectively reduced.
In addition, the gas exhausted by the exhaust pipe communicated with the pressure container has certain impact force, the impact force of the exhausted gas is utilized to drive the fresh air fan to operate, fresh air outside the laboratory is sucked and blown indoors, and the continuous circulation of the gas in the laboratory is further promoted while the exhausted polluted air is treated, so that a healthy air environment is provided for experimenters.
Drawings
FIG. 1 is a schematic structural diagram of a gas purification device for air pollution abatement outside a chemical laboratory according to an embodiment of the present invention.
FIG. 2 is a schematic structural diagram of an organic gas absorption device in a gas purification device for air pollution abatement outside a chemical laboratory according to an embodiment.
FIG. 3 is a schematic structural diagram of a fresh air device of the gas purification device for treating air pollution discharged from a chemical laboratory according to the embodiment.
Description of the drawings: 1. an exhaust fan; 11. an exhaust duct; 12. a first gas collecting bell mouth; 2. a pressure vessel; 21. a filter housing; 22. an exhaust pipe; 23. a drain pipe; 24. a control valve; 25. a condenser tube; 251. a liquid inlet end; 252. a liquid outlet end; 3. a barrel; 31. a plurality of pneumatic plates; 32. a pipe body 4 and a photolysis waste gas treatment device; 41. a plurality of air supply passages; 42. a photolytic component; 5. an activated carbon adsorption layer; 51. a gas dispersion panel; 52. an air duct; 6. fresh air equipment; 61. a fresh air machine; 62. an air inlet duct 63, a coarse filter layer; 64. a PM2.5 filter layer; 65. a second gas collecting bell mouth; 66. a blind window.
Detailed Description
In order to make the technical solutions of the present invention better understood and implemented by those skilled in the art, the present invention is further described below with reference to the following specific embodiments and the accompanying drawings, but the embodiments are not meant to limit the present invention.
Examples
A gas purification device for treating air pollution discharged from a chemical laboratory is shown in figures 1-3 and comprises:
an exhaust fan 1 which is arranged to suck gas from the laboratory and blow the gas out of the laboratory;
an organic gas absorption device arranged to selectively absorb the gas blown out by the exhaust fan 1; an organic gas absorption device comprising:
a pressure vessel 2 arranged to collect gas blown by the exhaust fan 1;
the filtering shell 21 is arranged in the pressure container 2 to form a closed shell, and is used for absorbing a filtering layer of volatile organic gas, and the filtering layer is made of a high-efficiency adsorbing material; the efficient adsorption material comprises one or more of high-strength activated carbon fiber, modified hydrophobic molecular sieve and silica gel, and can effectively absorb volatile organic gas;
an exhaust pipe 22 provided in the filter housing 21 to communicate with the outside of the pressure vessel 2;
and a photolysis waste gas treatment device 4 configured to photolyze the gas discharged from the exhaust pipe 22 and discharge the photolyzed gas.
Therefore, the gas in the laboratory is continuously fed into the pressure container through the exhaust fan, the filtering shell and the exhaust pipe which are arranged in the pressure container are utilized, the gas absorbs volatile organic gas and water vapor through the filtering shell under the action of certain pressure, then the volatile organic gas and the water vapor are discharged through the exhaust pipe, the water containing the volatile gas is absorbed by the shell, and then the water containing the volatile gas is discharged through the drain pipe communicated with the bottom of the pressure container, so that the water in the gas discharged from the laboratory is effectively removed. And then after absorbing volatile organic gas and water vapor, carrying out photolysis catalytic reaction on volatile gas which is not absorbed, so that part of volatile organic pollutants are degraded and converted into low molecular compounds under the irradiation of high-energy ultraviolet light beams. Therefore, the gas in the laboratory can be effectively purified, and the pollution of the toxic and harmful gas generated in the laboratory to the air can be effectively reduced.
In order to be able to be effectual with the gaseous transmission to pressure vessel in the laboratory, pass through exhaust duct 11 intercommunication with outdoor in the laboratory, and set up air exhauster 1 on exhaust duct 11, the air outlet and the pressure vessel 2 intercommunication of exhaust duct 11 are equipped with first gas collection horn mouth 12 at the exhaust duct 11 inlet port that is located the laboratory simultaneously. Therefore, the laboratory wastes collected through the first gas-collecting bell mouth are conveyed into the pressure container through the exhaust duct under the action of the exhaust fan. When the exhaust fan continuously blows waste gas into the pressure container, the pressure of the pressure container is increased, volatile gas can be effectively liquefied, in order to discharge the liquefied waste water containing volatile organic solvent from the pressure container, a drain pipe 23 is communicated with the bottom of the pressure container 2, a control valve 24 is further arranged on the drain pipe 23, and the waste water in the pressure container is discharged through the control valve at regular time for further treatment.
The organic gas absorption device in this embodiment further includes: a condenser pipe 25 which is provided in the pressure vessel 2 and is provided around the filter housing 21; the inlet end 251 and the outlet end 252 of the condenser pipe 25 extend out of the pressure vessel 2. Therefore, the gas with volatile organic solvent fed into the pressure vessel can be further condensed and liquefied through the condensing pipe, and the waste water with organic solvent formed by combining with the vapor in the fed gas is discharged through the drain pipe 23 arranged at the bottom of the pressure vessel.
In order to realize the further photolysis catalytic reaction of volatile gas that does not absorb, photolysis exhaust treatment device 4 is set up to include:
a plurality of air supply passages 41 are arranged in parallel;
and light deflectors 42 provided on both sides of each of the blowing passages 41.
Specifically, one end of the air supply channel 41 which is provided with a plurality of air supply channels in parallel is communicated with the exhaust end of the organic gas absorption device, the other end of the air supply channel is communicated with the air duct 52, and the air which is processed by the photolysis waste gas processing device and meets the emission standard is discharged and emptied through the air duct 52;
in order to further realize the photolysis of the exhaust gas, the photolysis element 42 is an ultraviolet light emitting element, the surface of which is coated with a photochemical reaction catalyst, ultraviolet light emitted by the ultraviolet light emitting element is irradiated on the catalyst, the catalyst absorbs light energy to generate electron-hole pairs, and the electron-hole pairs react with moisture and oxygen adsorbed on the surface of the exhaust gas to generate hydroxyl radicals and superoxide ion radicals with strong oxidizability, so that some volatile organic compounds can be reduced into carbon dioxide, water and other small molecular substances under the action of photocatalytic oxidation. No additive is added in the process of photocatalytic reaction, so that no secondary pollution is generated.
This embodiment still includes: and an activated carbon adsorption layer 5 configured to adsorb the gas sent from the photolysis waste gas treatment device 4 and discharge the treated gas through an air duct 52. Still be equipped with gas dispersion dish 51 between active carbon adsorption layer 5 and the photolysis exhaust treatment device 4 exhaust end, gas dispersion dish 51 is used for blowing the gas after the photolysis exhaust treatment device 4 is handled evenly to active carbon adsorption layer 5 on. Therefore, the gas treated by the photolysis waste gas treatment device is further treated by the active carbon adsorption layer, the gas after photolysis is further purified, and the gas meeting the emission standard (the environmental air quality standard GB3905-2012) is exhausted to the air as far as possible.
In order to control the flow rate of the gas to be discharged from the pressure vessel at a certain flow rate, the present embodiment further includes a pneumatic device including:
a cylinder 3;
the rotating shaft is arranged in the barrel 3, is coaxial with the barrel 3, and has one end extending to the outside of the barrel 3 to form an extending end;
the plurality of pneumatic plates 31 are arranged in the cylinder 3 and are circumferentially and uniformly distributed on the rotating shaft, and the plate surface of each pneumatic plate 31 is parallel to the axis of the rotating shaft;
the exhaust end of the exhaust pipe 22 is communicated with one side of the cylinder 3, and the exhausted gas pushes the plurality of pneumatic plates 31 to rotate and drives the rotating shaft to rotate; in addition, the aperture of the exhaust duct 11 communicated with the pressure container 2 is larger than the aperture of the exhaust pipe 22, so that the air flow introduced into the pressure container 2 and the exhausted air flow form a pressure difference, and further, the air flow blown out by the exhaust pipe 22 pushes the plurality of pneumatic plates 31 to rotate;
the opposite side of the cylinder 3 communicating with the exhaust pipe 22 communicates with the photolytic exhaust gas treatment device 4 through the pipe 32. Therefore, gas with certain flow velocity is discharged from the force container, and a plurality of pneumatic plates are blown to drive the rotating shaft to rotate; in addition, this embodiment further includes: fresh air device 6 includes: a fresh air blower 61 configured to suck in and blow out fresh air outside its laboratory room to the indoor room; the rotating shaft is blown by the airflow to rotate, and then the fresh air machine 61 is driven to rotate.
In order to realize that fresh air outside the laboratory is sucked and blown to the indoor, the following steps are also provided:
an air inlet duct 62 for communicating the outside of the laboratory with the inside of the laboratory, and a second air-collecting bell mouth 65 arranged at the port of the air inlet duct 62 positioned outside the laboratory
A fresh air blower 61 which is provided on the air intake duct 62 and sucks and blows fresh air outside the laboratory room into the room; meanwhile, the fresh air fan 61 is driven to rotate by the rotating shaft;
the air filtering device is arranged at an air outlet port of the air inlet duct 62 in the laboratory and comprises a coarse filtering layer 63 and a PM2.5 filtering layer 64 which are sequentially laminated; while the port is provided with a shutter 66.
Therefore, the air flow is used for blowing the rotating shaft to rotate, the flow rate of the air blown out by the pressure container is reduced, and then the air is filled into the photolysis waste gas treatment device, photolysis can be effectively carried out, the air flow is prevented from being filled out, meanwhile, fresh air is blown to the indoor space by the aid of the fresh air equipment, continuous circulation of the air in the laboratory is further promoted, and accordingly a healthy air environment is provided for experimenters.
The above embodiments are merely illustrative of the present invention, and should not be construed as limiting the scope of the present invention, and all designs identical or similar to the present invention are within the scope of the present invention.
Claims (10)
1. A gaseous purifier who is used for chemical laboratory outdoor row air pollution to administer, its characterized in that includes:
an exhaust fan (1) which is arranged to suck gas from the laboratory and blow the gas out of the laboratory;
an organic gas absorption device which is arranged to selectively absorb the gas blown out by the exhaust fan (1); the organic gas absorption device includes:
a pressure vessel (2) arranged to collect gas blown by the suction fan (1);
the filtering shell (21) is arranged in the pressure container (2) to form a closed shell, the filtering shell is used for absorbing a filtering layer of volatile organic gas, and the filtering layer is made of efficient adsorbing materials;
an exhaust pipe (22) provided in the filter case (21) so as to communicate with the outside of the pressure vessel (2);
and a photolysis waste gas treatment device (4) which is configured to photolyze the gas discharged from the exhaust pipe (22) and discharge the photolyzed gas.
2. The gas cleaning apparatus for outdoor exhaust air pollution control of chemical laboratory according to claim 1, wherein said organic gas absorbing device further comprises:
a condenser pipe (25) which is located in the pressure vessel (2) and is provided around the filter housing (21); the liquid inlet end (251) and the liquid outlet end (252) of the condensation pipe (25) extend out of the pressure vessel (2).
3. The gas cleaning apparatus for outdoor exhaust air pollution control of chemical laboratory according to claim 1,
the bottom of the pressure container (2) is communicated with a drain pipe (23), and the drain pipe (23) is also provided with a control valve (24).
4. The gas cleaning apparatus for outdoor exhaust air pollution control of chemical laboratory according to claim 1, wherein said photolysis waste gas treatment apparatus (4) comprises:
a plurality of air supply channels (41) are arranged in parallel;
and light degradation pieces (42) are arranged on two sides of each air supply channel (41).
5. The gas cleaning apparatus for outdoor air pollution control of chemical laboratory according to claim 1, wherein said photolysis member (42) is an ultraviolet light emitting member whose surface is coated with photocatalyst.
6. The gas purification device for outdoor exhaust air pollution control of chemical laboratory according to claim 1, further comprising an activated carbon adsorption layer (5) configured to adsorb the gas sent from said photolysis waste gas treatment device (4) and discharge the treated gas through an air duct (52).
7. The gas purification device for outdoor exhaust air pollution treatment of chemical laboratory according to claim 6, wherein a gas dispersion plate (51) is further arranged between said activated carbon adsorption layer (5) and the exhaust end of said photolysis waste gas treatment device (4), said gas dispersion plate (51) is used for uniformly blowing the gas treated by said photolysis waste gas treatment device (4) onto said activated carbon adsorption layer (5).
8. The gas purification device for outdoor exhaust air pollution abatement of chemical laboratories according to claim 1, wherein said high efficiency adsorption material comprises one or more of high strength activated carbon fiber, modified hydrophobic molecular sieve, silica gel.
9. The gas cleaning apparatus for outdoor exhaust air pollution abatement of chemical laboratories according to claim 1, further comprising: a pneumatic device, the pneumatic device comprising:
a cylinder (3);
the rotating shaft is arranged in the barrel (3), is coaxial with the barrel (3), and has one end extending to the outside of the barrel (3) to form an extending end;
the plurality of pneumatic plates (31) are arranged in the cylinder body (3) and are circumferentially and uniformly distributed on the rotating shaft, and the plate surface of each pneumatic plate (31) is parallel to the axis of the rotating shaft;
the exhaust end of the exhaust pipe (22) is communicated with one side of the cylinder body (3), and the exhausted gas pushes the plurality of pneumatic plates (31) to rotate and drives the rotating shaft to rotate;
the opposite side of the cylinder (3) communicated with the exhaust pipe (22) is communicated with the photolysis waste gas treatment device (4) through a pipe body (32).
10. The gas cleaning apparatus for outdoor exhaust air pollution control of chemical laboratory according to claim 5, further comprising: fresh air device (6) comprising: a fresh air blower (61) configured to suck and blow fresh air outside an experiment room thereof to the inside of the room;
the rotating shaft drives the fresh air fan (61) to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011098905.9A CN112246100A (en) | 2020-10-14 | 2020-10-14 | A gaseous purifier that is used for chemical laboratory outdoor row air pollution to administer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011098905.9A CN112246100A (en) | 2020-10-14 | 2020-10-14 | A gaseous purifier that is used for chemical laboratory outdoor row air pollution to administer |
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| CN112246100A true CN112246100A (en) | 2021-01-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011098905.9A Pending CN112246100A (en) | 2020-10-14 | 2020-10-14 | A gaseous purifier that is used for chemical laboratory outdoor row air pollution to administer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113577982A (en) * | 2021-08-18 | 2021-11-02 | 如东深水环境科技有限公司 | Intelligent waste gas treatment device |
| CN113842735A (en) * | 2021-11-05 | 2021-12-28 | 天长市倍洁环保科技有限公司 | A gaseous pollutants adsorbs purifying box for chemistry experiment room |
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| CN104147908A (en) * | 2014-07-25 | 2014-11-19 | 李英军 | Biofilm reactor-biological deodorization tower combined device and method for treating odors |
| CN107638799A (en) * | 2016-07-22 | 2018-01-30 | 天津唯楚科技有限公司 | A kind of smell photocatalysis purifier |
| CN108554150A (en) * | 2018-07-04 | 2018-09-21 | 宁波大学 | A kind of pre-heated catalytic combustion system of purifying volatile organic exhaust gas |
| CN110280130A (en) * | 2019-06-27 | 2019-09-27 | 苏州蓝正清环保科技有限公司 | High-concentration waste gas condensate recycling device |
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2020
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202942782U (en) * | 2012-12-13 | 2013-05-22 | 成都源创环保工程有限公司 | Waste gas adsorption filter |
| CN104147908A (en) * | 2014-07-25 | 2014-11-19 | 李英军 | Biofilm reactor-biological deodorization tower combined device and method for treating odors |
| CN107638799A (en) * | 2016-07-22 | 2018-01-30 | 天津唯楚科技有限公司 | A kind of smell photocatalysis purifier |
| CN108554150A (en) * | 2018-07-04 | 2018-09-21 | 宁波大学 | A kind of pre-heated catalytic combustion system of purifying volatile organic exhaust gas |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113577982A (en) * | 2021-08-18 | 2021-11-02 | 如东深水环境科技有限公司 | Intelligent waste gas treatment device |
| CN113577982B (en) * | 2021-08-18 | 2022-05-31 | 如东深水环境科技有限公司 | Intelligent waste gas treatment device |
| CN113842735A (en) * | 2021-11-05 | 2021-12-28 | 天长市倍洁环保科技有限公司 | A gaseous pollutants adsorbs purifying box for chemistry experiment room |
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