CN208512235U - A kind of combined type organic waste-gas purification equipment - Google Patents
A kind of combined type organic waste-gas purification equipment Download PDFInfo
- Publication number
- CN208512235U CN208512235U CN201820366730.7U CN201820366730U CN208512235U CN 208512235 U CN208512235 U CN 208512235U CN 201820366730 U CN201820366730 U CN 201820366730U CN 208512235 U CN208512235 U CN 208512235U
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- China
- Prior art keywords
- catalysis oxidation
- gas
- absorption tower
- spray absorber
- combined type
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- Expired - Fee Related
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- 238000000746 purification Methods 0.000 title claims abstract description 20
- 239000002912 waste gas Substances 0.000 title claims abstract description 20
- 239000007789 gas Substances 0.000 claims abstract description 79
- 230000003647 oxidation Effects 0.000 claims abstract description 76
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 76
- 238000006555 catalytic reaction Methods 0.000 claims abstract description 67
- 239000007921 spray Substances 0.000 claims abstract description 53
- 238000010521 absorption reaction Methods 0.000 claims abstract description 49
- 239000006096 absorbing agent Substances 0.000 claims abstract description 40
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000007788 liquid Substances 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 10
- 238000012856 packing Methods 0.000 claims abstract description 9
- 239000002250 absorbent Substances 0.000 claims abstract description 5
- 230000002745 absorbent Effects 0.000 claims abstract description 5
- 238000010438 heat treatment Methods 0.000 claims description 9
- 239000002699 waste material Substances 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- 230000001590 oxidative effect Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 11
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract description 10
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract description 5
- 239000001569 carbon dioxide Substances 0.000 abstract description 5
- 238000006243 chemical reaction Methods 0.000 abstract description 5
- 230000009471 action Effects 0.000 abstract description 4
- 239000002245 particle Substances 0.000 abstract description 3
- 239000007787 solid Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 12
- 238000005516 engineering process Methods 0.000 description 10
- 230000008859 change Effects 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 239000000356 contaminant Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 150000003384 small molecules Chemical class 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010170 biological method Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000007084 catalytic combustion reaction Methods 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000009841 combustion method Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000003863 metallic catalyst Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 239000011941 photocatalyst Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a kind of combined type organic waste-gas purification equipment, including spray absorber and catalysis oxidation absorption tower, the top of spray absorber is equipped with spray liquid inlet pipe, the lower part of spray absorber is equipped with organic exhaust gas inlet pipe, the top of spray absorber is equipped with spray absorber gas outlet, spray absorber gas outlet connects catalysis oxidation absorption tower, and the top on catalysis oxidation absorption tower is equipped with biologic packing material layer, and the lower part on catalysis oxidation absorption tower is equipped with ozone oxidation absorbent assembly.By the way that the combined type purification style of spray absorber and catalysis oxidation absorption tower is arranged, first by spray liquid inlet pipe water from top to bottom sprayed and under, by organic exhaust gas fraction solids particle and gaseous matter soluble easily in water be smoothly only absorbed by the water.Then the reaction work for passing through ozone and organic gas, removes most organic exhaust gas, finally by the biochemical action of biologic packing material layer, improves the purifying rate of organic exhaust gas, makes net gas outlet that the innocuous gas such as pure carbon dioxide be discharged.
Description
Technical field
The utility model relates to a kind of combined type organic waste-gas purification equipment.
Background technique
Most of organic exhaust gas has certain toxic action, therefore the Treatment process about organic exhaust gas to human body, standby
It is paid close attention to by people.The processing method of domestic current mainly has carbon adsorption, pressure swing adsorption method, absorption process, condensation method, UF membrane skill
Art, direct combustion method, thermal oxidation method, Production by Catalytic Combustion Process, biological oxidation process, plasma method, ultraviolet catalytic oxidation method and its
Integrated technology.
Currently, photocatalyst technology has certain application in terms of exhaust-gas treatment, if any for kitchen fume exhaust gas
Processing, it is also useful for going the smoke exhaust of the gas pollutants such as particulate matter, sulfide and nitrogen oxides in smoke abatement and exhaust gas
In the processing of the organic exhaust gas such as processing foul waste gas, lacquer spraying waste gas, chlorobenzene exhaust gas.The technology is irradiated using vacuum-ultraviolet light, will
Oxygen excitation in exhaust gas generates ozone, and catalysis reaction occurs under catalysis grid and UV action of ultraviolet light, generates strong oxygen for ozone
Change free love base, by the ingredients oxygenolysis such as oil smoke, volatile organic matter, foul gas in exhaust gas be small molecule contaminants or
It decomposes completely.The operation of the technology is simpler, and occupied area and volume are all small, has certain effect to low concentration organic exhaust gas,
But when organic vapor concentrations increase, it will cause pollutant component and decompose not exclusively, there are remaining small molecule contaminants to be discharged to greatly
In gas, atmosphere pollution is caused.
Biological oxidation technology is the technology using microorganism by pollutant oxygenolysis for carbon dioxide and water.Currently, should
Technology is in the starting stage in China, has the research for being applied to processing foul gas and halogenated aromatic compound chlorobenzene, mainly
It is bio-trickling technology.The technology has equipment simple compared with conventional Treatment process, and investment operating cost is low, without secondary dirt
The advantages that dye, but only just have its economy when handling the Organic Waste Gas Pollution object of low concentration, easily biological-degradable, thus it is pervasive
Property is poor.Foreign countries' biofilter handles the history of existing more than 30 years of the research and development of organic exhaust gas, and China is in this respect
Research is then still in infancy.
To sum up, the domestic processing technique for organic exhaust gas is more at present, but treatment effeciency is not high, and form is more single
One, physico-chemical process handle organic exhaust gas when it is not thorough enough, biological method processing organic exhaust gas when be subjected to toxic gas
It poisons, and poor to big exhaust gas buffer capacity is fluctuated.
Utility model content
The purpose of this utility model is that the deficiencies in the prior art, provide a kind of combined type organic waste-gas purification equipment.
In order to solve the above-mentioned technical problem, it adopts the following technical scheme that
A kind of combined type organic waste-gas purification equipment, including spray absorber and catalysis oxidation absorption tower, spray absorber
Top be equipped with spray liquid inlet pipe, spray liquid inlet pipe is connected with spray port, and the lower part of spray absorber is equipped with organic exhaust gas inlet pipe,
The top of spray absorber is equipped with spray absorber gas outlet, and spray absorber gas outlet is connected with spray absorber escape pipe,
Spray absorber escape pipe connects catalysis oxidation absorption tower, and the top on catalysis oxidation absorption tower is equipped with biologic packing material layer, is catalyzed oxygen
The lower part for changing absorption tower is equipped with ozone oxidation absorbent assembly, and ozone oxidation absorbent assembly includes heating dish, ozone generator and urges
Change oxidation plate, heating dish is set to the bottom on catalysis oxidation absorption tower, and ozone generator is connected with ozone air inlet pipe, ozone air inlet
Pipe is communicated to the inside on catalysis oxidation absorption tower, and catalysis oxidation plate is set to the top of heating dish, and catalysis oxidation plate is equipped with and urges
The top of agent, catalysis oxidation absorption tower is exported equipped with net gas.
Further, temperature sensor and pressure sensor are equipped in catalysis oxidation absorption tower, temperature sensor and pressure pass
Sensor is respectively connected with plc controller.
Further, catalysis oxidation absorption tower is connected with pressure control component, and pressure control component includes pressure control pipe, gas
Tank and air compressor, one end of pressure control pipe are communicated to inside catalysis oxidation absorption tower, and the other end of pressure control pipe connects
Gas tank is led to, gas tank is connected with air compressor.
Further, pressure control pipe is equipped with the first solenoid valve.
Further, ozone air inlet pipe is equipped with second solenoid valve.
Further, spray absorber escape pipe is equipped with blower.
Further, catalysis oxidation plate is provided with muti-piece, and catalysis oxidation plate is equipped with vertical through-hole.
Further, the bottom of spray absorber is equipped with waste liquid outlet.
As a result of the above technical solution, the following beneficial effects are obtained:
The utility model is a kind of combined type organic waste-gas purification equipment, is inhaled by setting spray absorber and catalysis oxidation
The combined type purification style of tower is received, and under first from top to bottom being sprayed water by spray liquid inlet pipe, the part in organic exhaust gas is consolidated
Body particle and gaseous matter soluble easily in water are smoothly only absorbed by the water, and are made into organic in the organic exhaust gas on catalysis oxidation absorption tower
Gas content is more increased, convenient for more efficiently carrying out for catalysis oxidation.Then the reaction work for passing through ozone and organic gas, goes
Except most organic exhaust gas improves the purifying rate of organic exhaust gas finally by the biochemical action of biologic packing material layer, make to be catalyzed oxygen
Change the net gas outlet at the top of absorption tower and the innocuous gas such as pure carbon dioxide are discharged.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawing:
Fig. 1 is a kind of structural schematic diagram of combined type organic waste-gas purification equipment in the utility model；
Fig. 2 is the structural schematic diagram of catalysis oxidation plate in the utility model；
Fig. 3 is the structural schematic diagram of pressure control component in the utility model.
Specific embodiment
As shown in Figure 1 to Figure 3, a kind of combined type organic waste-gas purification equipment, including spray absorber 1 and catalysis oxidation are inhaled
Tower 2 is received, the top of spray absorber 1 is equipped with spray liquid inlet pipe 3, and spray liquid inlet pipe 3 is connected with spray port 4, spray absorber 1
Lower part is equipped with organic exhaust gas inlet pipe 5, and the top of spray absorber 1 is equipped with spray absorber gas outlet 6, spray absorber gas outlet
6 are connected with spray absorber escape pipe 7, and spray absorber escape pipe 7 connects catalysis oxidation absorption tower 2, catalysis oxidation absorption tower 2
Top be equipped with biologic packing material layer 8, the lower part on catalysis oxidation absorption tower 2 is equipped with ozone oxidation absorbent assembly, and ozone oxidation absorbs
Component includes heating dish 9, ozone generator 10 and catalysis oxidation plate 11, and heating dish 9 is set to the bottom on catalysis oxidation absorption tower 2
Portion, ozone generator 10 are connected with ozone air inlet pipe 12, and ozone air inlet pipe 12 is communicated to the inside on catalysis oxidation absorption tower 2, urges
Change the top that oxidation plate 11 is set to heating dish 9, catalysis oxidation plate 11 is equipped with catalyst, the top on catalysis oxidation absorption tower 2
Equipped with net gas outlet 13.Catalyst is the metallic catalysts such as Pd, Pt, Mn, Cu, Fe, Ni, Co, Ti.Biologic packing material layer 8 is using existing
There is the porous hydrophilic material of technology, come into full contact with gas with biologic packing material layer 8, promotes the absorption of organic exhaust gas.
As the utility model embodiment, it is equipped with temperature sensor 14 and pressure sensor 15 in catalysis oxidation absorption tower 2,
Temperature sensor 14 and pressure sensor 15 are respectively connected with plc controller 16.By temperature sensor 14 and pressure sensor 15,
Temperature and air pressure in real-time monitoring catalysis oxidation absorption tower 2, once emergency situations, plc controller 16 can remind people early
Carry out Emergency Preparedness.
As the utility model embodiment, catalysis oxidation absorption tower 2 is connected with pressure control component 17, pressure control component
17 include pressure control pipe 18, gas tank 19 and air compressor 20, and one end of pressure control pipe 18 is communicated to catalysis oxidation absorption
Inside tower 2, the other end of pressure control pipe 18 is communicated to gas tank 19, and gas tank 19 is connected with air compressor 20.By the way that gas is arranged
Control assembly 17, matching pressure sensor 15 and plc controller 16 are pressed, when air pressure is excessively high in catalysis oxidation absorption tower 2, is led to
Gas air compressor 20 is crossed, the gas on catalysis oxidation absorption tower 2 is temporarily extracted into gas tank 19, reduces catalysis oxidation absorption tower 2
Air pressure inside, prevent the generation of fortuitous event.
As the utility model embodiment, pressure control pipe 18 is equipped with the first solenoid valve 21.Usually when not in use, first
Solenoid valve 21 is in close state, and when starting to carry out organic waste-gas purification work, reacts work due to organic exhaust gas and ozone
Under, carbon dioxide and water are generated, increases the air pressure in catalysis oxidation absorption tower 2, is more than when pressure sensor 15 detects
When setting value, by opening the first solenoid valve 21, gas in catalysis oxidation absorption tower 2 is temporarily discharged to gas tank 19, mitigates catalysis
Pressure in oxidative absorption tower 2 prevents the generation of fortuitous event.
As the utility model embodiment, ozone air inlet pipe 12 is equipped with second solenoid valve 22.By the way that the second electromagnetism is arranged
Valve 22, control are passed into the ozone amount on catalysis oxidation absorption tower 2, and making entirely to react efficiently to carry out.
As the utility model embodiment, spray absorber escape pipe 7 is equipped with blower 23.It is convenient for by the way that blower 23 is arranged
Organic exhaust gas after 1 preliminary treatment of spray absorber is passed into the reaction work that catalysis oxidation absorption tower 2 carries out next step
Make.
As the utility model embodiment, catalysis oxidation plate 11 is provided with muti-piece, and catalysis oxidation plate 11 is equipped with vertical logical
Hole 24.By the way that vertical through-hole 24 is arranged, facilitates ozone and organic exhaust gas by catalysis oxidation plate 11, make ozone and organic exhaust gas
It is come into full contact with catalyst, to promote to react going on smoothly for work.
As the utility model embodiment, the bottom of spray absorber 1 is equipped with waste liquid outlet 25.
The working principle of the utility model: the combined type by setting spray absorber 1 and catalysis oxidation absorption tower 2 is net
Change mode, first by spray liquid inlet pipe 3 water from top to bottom sprayed and under, by the fraction solids particle in organic exhaust gas and be soluble in
The gaseous matter of water is smoothly only absorbed by the water, and is made into the organic gas content in the organic exhaust gas on catalysis oxidation absorption tower 2 more
Height, convenient for more efficiently carrying out for catalysis oxidation.Then pass through the reaction work of ozone and organic gas, removal is most to be had
Machine exhaust gas improves the purifying rate of organic exhaust gas finally by the biochemical action of biologic packing material layer 8, makes catalysis oxidation absorption tower 2
The innocuous gas such as the pure carbon dioxide of 13 discharge of net gas outlet at top.
The above are only specific embodiments of the present invention, but the technical characteristics of the utility model is not limited thereto.Appoint
How based on the utility model, to solve essentially identical technical problem, essentially identical technical effect is realized, madely
Simple change, equivalent replacement or modification etc., are all covered by among the protection scope of the utility model.
Claims (8)
1. a kind of combined type organic waste-gas purification equipment, including spray absorber and catalysis oxidation absorption tower, it is characterised in that: institute
The top for stating spray absorber is equipped with spray liquid inlet pipe, and the spray liquid inlet pipe is connected with spray port, the spray absorber
Lower part is equipped with organic exhaust gas inlet pipe, and the top of the spray absorber is equipped with spray absorber gas outlet, the spray absorber
Gas outlet is connected with spray absorber escape pipe, and the spray absorber escape pipe connects the catalysis oxidation absorption tower, described
The top on catalysis oxidation absorption tower is equipped with biologic packing material layer, and the lower part on the catalysis oxidation absorption tower is equipped with ozone oxidation absorption group
Part, the ozone oxidation absorbent assembly include heating dish, ozone generator and catalysis oxidation plate, and the heating dish is set to described
The bottom on catalysis oxidation absorption tower, the ozone generator are connected with ozone air inlet pipe, and the ozone air inlet pipe is communicated to catalysis
The inside of oxidative absorption tower, the catalysis oxidation plate are set to the top of the heating dish, and the catalysis oxidation plate is equipped with and urges
The top of agent, the catalysis oxidation absorption tower is exported equipped with net gas.
2. a kind of combined type organic waste-gas purification equipment according to claim 1, it is characterised in that: the catalysis oxidation is inhaled
It receives and is equipped with temperature sensor and pressure sensor in tower, the temperature sensor and pressure sensor are respectively connected with plc controller.
3. a kind of combined type organic waste-gas purification equipment according to claim 1, it is characterised in that: the catalysis oxidation is inhaled
It receives tower and is connected with pressure control component, the pressure control component includes pressure control pipe, gas tank and air compressor, the gas
One end of voltage-controlled tubulation is communicated to inside catalysis oxidation absorption tower, and the other end of the pressure control pipe is communicated to gas tank, described
Gas tank is connected with air compressor.
4. a kind of combined type organic waste-gas purification equipment according to claim 3, it is characterised in that: the pressure control pipe
It is equipped with the first solenoid valve.
5. a kind of combined type organic waste-gas purification equipment according to claim 1, it is characterised in that: the ozone air inlet pipe
It is equipped with second solenoid valve.
6. a kind of combined type organic waste-gas purification equipment according to claim 1, it is characterised in that: the spray absorber
Escape pipe is equipped with blower.
7. a kind of combined type organic waste-gas purification equipment according to claim 1, it is characterised in that: the catalysis oxidation plate
It is provided with muti-piece, the catalysis oxidation plate is equipped with vertical through-hole.
8. a kind of combined type organic waste-gas purification equipment according to claim 1, it is characterised in that: the spray absorber
Bottom be equipped with waste liquid outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820366730.7U CN208512235U (en) | 2018-03-19 | 2018-03-19 | A kind of combined type organic waste-gas purification equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820366730.7U CN208512235U (en) | 2018-03-19 | 2018-03-19 | A kind of combined type organic waste-gas purification equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208512235U true CN208512235U (en) | 2019-02-19 |
Family
ID=65341117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820366730.7U Expired - Fee Related CN208512235U (en) | 2018-03-19 | 2018-03-19 | A kind of combined type organic waste-gas purification equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN208512235U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110102157A (en) * | 2019-03-19 | 2019-08-09 | 生态环境部南京环境科学研究所 | Ozone combines the device of biofilter processing organic exhaust gas |
| CN110180377A (en) * | 2019-05-15 | 2019-08-30 | 浙江万里学院 | A kind of exhaust gas purifying method and reactor of high efficiency synchronous desulphurization denitration |
-
2018
- 2018-03-19 CN CN201820366730.7U patent/CN208512235U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110102157A (en) * | 2019-03-19 | 2019-08-09 | 生态环境部南京环境科学研究所 | Ozone combines the device of biofilter processing organic exhaust gas |
| CN110180377A (en) * | 2019-05-15 | 2019-08-30 | 浙江万里学院 | A kind of exhaust gas purifying method and reactor of high efficiency synchronous desulphurization denitration |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190219 Termination date: 20200319 |
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| CF01 | Termination of patent right due to non-payment of annual fee |