CN102698593A - Purification system and system for producing fermentation waste gas by organic fertilizer - Google Patents
Purification system and system for producing fermentation waste gas by organic fertilizer Download PDFInfo
- Publication number
- CN102698593A CN102698593A CN2012101686813A CN201210168681A CN102698593A CN 102698593 A CN102698593 A CN 102698593A CN 2012101686813 A CN2012101686813 A CN 2012101686813A CN 201210168681 A CN201210168681 A CN 201210168681A CN 102698593 A CN102698593 A CN 102698593A
- Authority
- CN
- China
- Prior art keywords
- waste gas
- packing area
- organic fertilizer
- biofilter
- ammonia concentration
- 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
Images
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
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Landscapes
- Treating Waste Gases (AREA)
Abstract
The invention provides a purification system and system for producing fermentation waste gas by organic fertilizer. The purification system is used by coordinating with a fermentation workshop, and comprises a plurality of gas collection pipes, an ammonia concentration sensor, a time controller, at least one fan, a spary tower and a biofilter, wherein the gas collection pipes are arranged on the top part of the fermentation workshop; one end of each of the plurality of gas collection pipes converges and is connected to the spary tower by at least one first pipe; the fan is arranged on the first pipe; the time controller is respectively connected to the ammonia concentration sensor and the fan; the sprinkle tower is connected with a biofilter; and the biofilter is internally paved with biological flora. The purification method provided by the invention comprises the steps of pumping and conveying the waste gas from the fermentation workshop to the spary tower, absorbing the waste gas by the biofilter and finally discharging the purified gas into the air. The system and the method provided by the invention achieve good waste gas removal effect, and the removal rate of the waste gas more than 85%; in addition, the waste gas can be absorbed by using the biological flora without secondary pollution, and thus the cost is low.
Description
[technical field]
The present invention relates to a kind of cleaning system and method thereof of organic fertilizer production fermentation waste gas.
[background technology]
In the production sweat of fertilizer; Because the heap body is under anaerobism, high humidity and the hot environment; Be prone to produce ammonia, hydrogen sulfide and organic hydrocarbon phenols mist, can cause air pollution, can damage domestic animal, operating personnel and neighboring area crowd's health; Therefore, the waste gas that produces in the organic fertilizer production process is the difficult problem of puzzlement fertilizer chemical plant production always.
Traditional high altitude discharge dilution method belongs to the transfer of odorous substance, does not fundamentally remove odorant; Absorption method need consume a large amount of active carbons, and material costs such as polymeric adsorbent, synthetic zeolite are higher, need regularly replace material simultaneously, is prone to produce secondary pollution; Neutralisation need regularly replace fills acidity and alkaline absorption solution, and absorption liquid processing cost once more is big, demands strict technology; The object handled of absorption liquid fixed single comparatively is generally sour gas or alkaline gas in addition, and catalytic oxidation rule energy consumption is high; Catalyst is generally rare metal; Cost an arm and a leg, the technology manufacturing technology is high, and the cost cost is big.Therefore, have to be excavated a kind of effective, and the low discarded purification techniques of fertilizer of non-secondary pollution, cost.
[summary of the invention]
One of technical problem that the present invention will solve is to provide a kind of cleaning system of organic fertilizer production fermentation waste gas, and treatment effect is good, non-secondary pollution, and cost is low.
The present invention one of solves the problems of the technologies described above through following technical scheme:
A kind of cleaning system of organic fertilizer production fermentation waste gas; Said system cooperates a fermenting and producing workshop to use; Comprise set of complex numbers tracheae, an ammonia concentration sensor, time controller, at least one blower fan, a spray column and a biological filter tank, each said discharge is arranged on the top in said fermenting and producing workshop, and an end of said set of complex numbers tracheae converges; And be connected to said spray column through at least the first pipeline; Said blower fan is arranged on first pipeline, and said ammonia concentration sensor is arranged on the top in said fermenting and producing workshop, and said time controller connects said ammonia concentration sensor and said blower fan respectively; Said spray column links to each other with a biological filter tank, is equipped with biological flora in the said biofilter.
Further, each said discharge pipe face down is provided with plural opening.
Further, said biofilter also comprises a packing area and a diffusing gas passage that is provided with up and down, and said packing area and diffusing gas passage are at a distance from establishing a cement pre-fabricated panel, and said cement pre-fabricated panel is equipped with plural air dispelling hole; Said diffusing gas passage and spray column lower ends are logical; The packing area of said biofilter comprises pulverizes timber and biological flora, and said biological flora comprises bites sulphur sense bacterium, lactic acid bacteria, saccharomycete and photosynthetic bacteria.
Further, said packing area is provided with plural spray piping.
Further, the diameter of each said air dispelling hole is 3 ~ 4cm.
Two of the technical problem that the present invention will solve is to provide a kind of purification method of organic fertilizer production fermentation waste gas, and treatment effect is good, non-secondary pollution, and cost is low.
The present invention through following technical scheme solve the problems of the technologies described above two:
A kind of purification method of organic fertilizer production fermentation waste gas, said method specifically may further comprise the steps:
Step 10, the ammonia concentration in the ammonia concentration sensor detects the fermenting and producing workshop are during greater than a control point; Give signal of time controller; Time controller just then starts blower fan and through discharge the waste gas in fermenting and producing workshop is pumped to spray column; When ammonia concentration was reduced to halt, blower fan shut down;
Step 20, waste gas be through behind the spray of spray column, gets in the diffusing gas passage of biofilter from the bottom of spray column;
Step 30, waste gas get into the packing area, upper strata from the gas passage that looses, and after the absorption through the biological flora of packing area, are discharged in the air.
Further, the ammonia concentration at control point described in the said step 10 is 0.6mg/m
3, the ammonia concentration of said halt is 0.3mg/m
3The time of staying of said waste gas in the biological flora of packing area of said step 30 is 6-8 minute.
Further, said packing area is provided with plural spray piping, is used for regularly spraying making the moisture of said packing area remain on 45%-60% in the packing area.
Further, said discharge pipe face down is provided with plural opening; Said packing area and diffusing gas passage are at a distance from establishing a cement pre-fabricated panel, and said cement pre-fabricated panel is equipped with plural air dispelling hole; Said diffusing gas passage and spray column lower ends are logical; The packing area of said biofilter comprises pulverizes timber and biological flora, and said biological flora comprises bites sulphur sense bacterium, lactic acid bacteria, saccharomycete and photosynthetic bacteria.
Further, the diameter of each said air dispelling hole is 3 ~ 4cm.
The present invention has following advantage:
Owing to contain acid gas components such as a large amount of ammonias and small amounts of sulfur dioxide in the fermentation waste gas; Before getting into the biofilter, must it be diluted; In order to avoid the other biological flora in the biofilter is produced murder by poisoning, utilize clear water to spray and to reach the effect that absorbs and dilute ammonia and sulfur dioxide.
The upper strata filler is the branch after pulverizing; And add and bite sulphur sense bacterium, lactic acid bacteria, saccharomycete, photosynthetic bacteria etc.; Can effectively absorb and the harmful substance of tool foul smell such as the ammonia of degrading, hydrogen sulfide, methyl mercaptan; Enough microorganisms will produce the chemical composition absorption decomposition of stink the time of staying of gas in the biofilter, get rid of gas and accomplish almost tasteless.Said packing area is provided with plural spray piping, is used for regularly spraying making the moisture of said packing area remain on 45%-60% in the packing area, can guarantee the activity of biological flora.
The diameter of each said air dispelling hole is 3 ~ 4cm, can guarantee that waste gas gets into the packing area smoothly, can guarantee that again material can not fall down in the packing area.
Removing exhaust gas of the present invention is effective, reaches more than 85%; Utilize biological flora to carry out the absorbing waste gas non-secondary pollution and produce, and cost is extremely low.
[description of drawings]
Combine embodiment that the present invention is further described with reference to the accompanying drawings.
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the side cross-sectional, view of spray column of the present invention and biofilter.
[specific embodiment]
See also illustrated in figures 1 and 2ly, embodiments of the invention are carried out detailed explanation.
As depicted in figs. 1 and 2; The cleaning system and the method thereof of a kind of organic fertilizer production fermentation waste gas involved in the present invention; Wherein, the cleaning system of said organic fertilizer production fermentation waste gas cooperates a fermenting and producing workshop 1 to use, and comprises set of complex numbers tracheae 2, an ammonia concentration sensor 3, time controller 4, at least one blower fan 5, a spray column 6 and a biological filter tank 7; Each said discharge 2 is arranged on the top in said fermenting and producing workshop 1; One end of said set of complex numbers tracheae 2 converges, and is connected to said spray column 6 through at least the first pipeline 8, and said blower fan 5 is arranged on first pipeline 8; Said ammonia concentration sensor 3 is arranged on the top in said fermenting and producing workshop 1; Said time controller 8 connects said ammonia concentration sensor 3 and said blower fan 5 respectively, and said spray column 6 links to each other with said biofilter 7, is equipped with biological flora 711 in the said biofilter 7.
Each said discharge 2 pipe face down is provided with plural opening 21; Said biofilter 7 also comprises a packing area 71 and a diffusing gas passage 72 that is provided with up and down, and said packing area 71 and diffusing gas passage 72 are at a distance from establishing a cement pre-fabricated panel 73, and said cement pre-fabricated panel 73 is equipped with plural air dispelling hole 731; Said diffusing gas passage 72 is logical with spray column 6 lower ends; The packing area 71 of said biofilter 7 comprises pulverizes timber and biological flora, and said biological flora comprises bites sulphur sense bacterium, lactic acid bacteria, saccharomycete and photosynthetic bacteria; Said packing area 71 is provided with plural spray piping 712; The diameter of each said air dispelling hole 731 is 3 ~ 4cm.
The purification method of said organic fertilizer production fermentation waste gas specifically may further comprise the steps:
Step 10, the ammonia concentration in ammonia concentration sensor 3 detects fermenting and producing workshop 1 are during greater than a control point; Give 4 one signals of time controller; Time controller 4 just then starts blower fan 5 and through discharge 2 waste gas in fermenting and producing workshop 1 is pumped to spray column 6; When ammonia concentration was reduced to halt, blower fan 5 shut down;
Step 20, waste gas be through behind the spray of spray column 6, gets in the diffusing gas passage 72 of biofilter 7 from the bottom of spray column 6;
Step 30, waste gas be from the packing area, gas passage 72 entering upper strata 71 of loosing, and after the absorption through the biological flora 711 of packing area 71, is discharged in the air.
The ammonia concentration at control point described in the said step 10 is 0.6mg/m
3, the ammonia concentration of said halt is 0.3mg/m
3The time of staying of the said waste gas of said step 30 in the biological flora 711 of packing area 71 is 6-8 minute.
Said packing area 71 is provided with plural spray piping 712, is used for regularly spraying packing area 71, makes the moisture of said packing area 71 remain on 45%-60%.
Said discharge 2 pipe face down is provided with plural opening 21; Said packing area 71 and diffusing gas passage 72 are at a distance from establishing a cement pre-fabricated panel 73, and said cement pre-fabricated panel 73 is equipped with plural air dispelling hole 731, and the diameter of each said air dispelling hole 731 is 3 ~ 4cm; Said diffusing gas passage 72 is logical with spray column 6 lower ends; The packing area 71 of said biofilter 7 comprises pulverizes timber and biological flora, and said biological flora comprises bites sulphur sense bacterium, lactic acid bacteria, saccharomycete and photosynthetic bacteria.
The present invention has following advantage: owing to contain acid gas components such as a large amount of ammonias and small amounts of sulfur dioxide in the fermentation waste gas; Before getting into the biofilter, must it be diluted; In order to avoid the other biological flora in the biofilter is produced murder by poisoning, utilize clear water to spray and to reach the effect that absorbs and dilute ammonia and sulfur dioxide.
The upper strata filler is the timber after pulverizing; And add and bite sulphur sense bacterium, lactic acid bacteria, saccharomycete, photosynthetic bacteria etc.; Can effectively absorb and the harmful substance of tool foul smell such as the ammonia of degrading, hydrogen sulfide, methyl mercaptan; Enough microorganisms will produce the chemical composition absorption decomposition of stink the time of staying of gas in the biofilter, get rid of gas and accomplish almost tasteless.Said packing area is provided with plural spray piping, is used for regularly spraying making the moisture of said packing area remain on 45%-60% in the packing area, can guarantee the activity of biological flora.
The diameter of each said air dispelling hole is 3 ~ 4cm, can guarantee that waste gas gets into the packing area smoothly, can guarantee that again material can not fall down in the packing area.
Removing exhaust gas of the present invention is effective, reaches more than 85%; Utilize biological flora to carry out the absorbing waste gas non-secondary pollution and produce, and cost is extremely low.
Though more than described the specific embodiment of the present invention; But the technical staff who is familiar with the present technique field is to be understood that; We described concrete embodiment is illustrative; Rather than being used for qualification to scope of the present invention, those of ordinary skill in the art are in the modification and the variation of the equivalence of doing according to spirit of the present invention, all should be encompassed in the scope that claim of the present invention protects.
Claims (10)
1. the cleaning system of an organic fertilizer production fermentation waste gas; It is characterized in that: said system cooperates a fermenting and producing workshop to use; Comprise set of complex numbers tracheae, an ammonia concentration sensor, a time controller, at least one blower fan, a spray column and a biological filter tank, each said discharge is arranged on the top in said fermenting and producing workshop, and an end of said set of complex numbers tracheae converges; And be connected to said spray column through at least the first pipeline; Said blower fan is arranged on first pipeline, and said ammonia concentration sensor is arranged on the top in said fermenting and producing workshop, and said time controller connects said ammonia concentration sensor and said blower fan respectively; Said spray column links to each other with a biological filter tank, is equipped with biological flora in the said biofilter.
2. the cleaning system of organic fertilizer production fermentation waste gas according to claim 1 is characterized in that: each said discharge pipe face down is provided with plural opening.
3. the cleaning system of organic fertilizer production fermentation waste gas according to claim 1; It is characterized in that: said biofilter also comprises a packing area and a diffusing gas passage that is provided with up and down; Said packing area and diffusing gas passage are at a distance from establishing a cement pre-fabricated panel, and said cement pre-fabricated panel is equipped with plural air dispelling hole; Said diffusing gas passage and spray column lower ends are logical; The packing area of said biofilter comprises pulverizes timber and biological flora, and said biological flora comprises bites sulphur sense bacterium, lactic acid bacteria, saccharomycete and photosynthetic bacteria.
4. according to the cleaning system of claim 1 or 3 described organic fertilizer production fermentation waste gas, it is characterized in that: said packing area is provided with plural spray piping.
5. the cleaning system of organic fertilizer production fermentation waste gas according to claim 3 is characterized in that: the diameter of each said air dispelling hole is 3 ~ 4cm.
6. the purification method of an organic fertilizer production fermentation waste gas, it is characterized in that: said method specifically may further comprise the steps:
Step 10, the ammonia concentration in the ammonia concentration sensor detects the fermenting and producing workshop are during greater than a control point; Give signal of time controller; Time controller just then starts blower fan and through discharge the waste gas in fermenting and producing workshop is pumped to spray column; When ammonia concentration was reduced to halt, blower fan shut down;
Step 20, waste gas be through behind the spray of spray column, gets in the diffusing gas passage of biofilter from the bottom of spray column;
Step 30, waste gas get into the packing area, upper strata from the gas passage that looses, and after the absorption through the biological flora of packing area, are discharged in the air.
7. the purification method of a kind of organic fertilizer production fermentation waste gas as claimed in claim 6 is characterized in that: the ammonia concentration at control point described in the said step 10 is 0.6mg/m
3, the ammonia concentration of said halt is 0.3mg/m
3The time of staying of said waste gas in the biological flora of packing area of said step 30 is 6-8 minute.
8. the purification method of a kind of organic fertilizer production fermentation waste gas as claimed in claim 6 is characterized in that: said packing area is provided with plural spray piping, is used for regularly spraying making the moisture of said packing area remain on 45%-60% in the packing area.
9. the purification method of a kind of organic fertilizer production fermentation waste gas as claimed in claim 6 is characterized in that: said discharge pipe face down is provided with plural opening; Said packing area and diffusing gas passage are at a distance from establishing a cement pre-fabricated panel, and said cement pre-fabricated panel is equipped with plural air dispelling hole; Said diffusing gas passage and spray column lower ends are logical; The packing area of said biofilter comprises pulverizes timber and biological flora, and said biological flora comprises bites sulphur sense bacterium, lactic acid bacteria, saccharomycete and photosynthetic bacteria.
10. the purification method of a kind of organic fertilizer production fermentation waste gas as claimed in claim 9 is characterized in that: the diameter of each said air dispelling hole is 3 ~ 4cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101686813A CN102698593A (en) | 2012-05-28 | 2012-05-28 | Purification system and system for producing fermentation waste gas by organic fertilizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101686813A CN102698593A (en) | 2012-05-28 | 2012-05-28 | Purification system and system for producing fermentation waste gas by organic fertilizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102698593A true CN102698593A (en) | 2012-10-03 |
Family
ID=46891817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101686813A Pending CN102698593A (en) | 2012-05-28 | 2012-05-28 | Purification system and system for producing fermentation waste gas by organic fertilizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102698593A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104353352A (en) * | 2014-11-04 | 2015-02-18 | 甘肃新德燃气有限公司 | Nutrient microorganism solution for deodorization and production method |
| CN107354088A (en) * | 2017-08-15 | 2017-11-17 | 天津维欧思洁环保科技有限公司 | A kind of brewery catches fermentation tank control system with waste gas |
| CN109647178A (en) * | 2018-12-25 | 2019-04-19 | 广东高龙环保科技有限公司 | A kind of Organic Fertilizer Plants fermentation plant deodorization process |
| CN110542105A (en) * | 2018-05-29 | 2019-12-06 | 珠海六和节能投资有限公司 | Comprehensive utilization system for waste water and waste gas |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201415106Y (en) * | 2009-03-19 | 2010-03-03 | 大连合众金水科技有限公司 | Offensive odor waste gas full-automatic deodorizing device |
| CN101732984A (en) * | 2009-12-30 | 2010-06-16 | 四川得阳特种新材料有限公司 | Waste gas treatment system of polyphenylene sulphide production process |
| CN202078845U (en) * | 2011-03-18 | 2011-12-21 | 上海实力机电设备成套有限公司 | Exhaust gas purification device and automatic exhaust gas purification system |
| CN202638272U (en) * | 2012-05-28 | 2013-01-02 | 福州尊龙生物养殖技术有限公司 | Purification system for organic fertilizer production ferment waste gas |
-
2012
- 2012-05-28 CN CN2012101686813A patent/CN102698593A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201415106Y (en) * | 2009-03-19 | 2010-03-03 | 大连合众金水科技有限公司 | Offensive odor waste gas full-automatic deodorizing device |
| CN101732984A (en) * | 2009-12-30 | 2010-06-16 | 四川得阳特种新材料有限公司 | Waste gas treatment system of polyphenylene sulphide production process |
| CN202078845U (en) * | 2011-03-18 | 2011-12-21 | 上海实力机电设备成套有限公司 | Exhaust gas purification device and automatic exhaust gas purification system |
| CN202638272U (en) * | 2012-05-28 | 2013-01-02 | 福州尊龙生物养殖技术有限公司 | Purification system for organic fertilizer production ferment waste gas |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104353352A (en) * | 2014-11-04 | 2015-02-18 | 甘肃新德燃气有限公司 | Nutrient microorganism solution for deodorization and production method |
| CN104353352B (en) * | 2014-11-04 | 2016-09-21 | 甘肃新德燃气有限公司 | A kind of vegetative microorganism liquid for deodorization and production method |
| CN107354088A (en) * | 2017-08-15 | 2017-11-17 | 天津维欧思洁环保科技有限公司 | A kind of brewery catches fermentation tank control system with waste gas |
| CN110542105A (en) * | 2018-05-29 | 2019-12-06 | 珠海六和节能投资有限公司 | Comprehensive utilization system for waste water and waste gas |
| CN109647178A (en) * | 2018-12-25 | 2019-04-19 | 广东高龙环保科技有限公司 | A kind of Organic Fertilizer Plants fermentation plant deodorization process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105582792B (en) | A kind of synchronous apparatus and method for for removing odorant and microbial aerosol | |
| CN202844876U (en) | Novel high-efficiency biological deodorization purifier | |
| CN102895867A (en) | Biochemical waste gas deodorization purification apparatus and biological deodorization method | |
| Liu et al. | A review of practices and technologies forodor control in swine production facilities | |
| CN102698593A (en) | Purification system and system for producing fermentation waste gas by organic fertilizer | |
| CN104338436A (en) | Deodorizing system for efficiently processing high concentration mixed stink | |
| CN103357266A (en) | Device for absorbing and purifying odor of fertilizer fermentation workshop | |
| CN108079763A (en) | Life in the countryside and aquaculture wastewater processing anaerobic pond sealing deodorizing lid and its processing method | |
| CN106734118B (en) | Treatment method of household garbage odor | |
| CN207641262U (en) | A kind of pig house deodorization device | |
| CN202191818U (en) | Waste gas treatment device | |
| CN205127663U (en) | Rubbish transfer station sprays deodorization system | |
| CN103611416A (en) | Deodorization device for absorbing composite alkali liquor of reciprocating type biomass filtering bed | |
| CN211384519U (en) | Make gas circulating water odor treatment system | |
| CN202638272U (en) | Purification system for organic fertilizer production ferment waste gas | |
| CN205948665U (en) | Printing and dyeing wastewater hydrolytic acidification handles biological deodorization equipment of workshop section | |
| CN207287091U (en) | A kind of deodoration system for sanitary sewage disposal | |
| CN105688653A (en) | Plant strengthened microorganism purification system for flue gas treatment | |
| CN206526656U (en) | Refuse odor processing system | |
| KR100945292B1 (en) | Odor reduction and deodorization device | |
| CN206526657U (en) | Refuse odor processing system | |
| CN210495824U (en) | Deodorization device of solid waste reduction treatment complete equipment | |
| CN209735336U (en) | Electrolysis ecological deodorization filter device | |
| CN203408625U (en) | Organic waste gas treatment equipment | |
| CN208244428U (en) | The chemistry and biological treatment device of foul smell in a kind of rubbish |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20121003 |