CN107083403A - A kind of technique of use house refuse fermentation and biogas production - Google Patents
A kind of technique of use house refuse fermentation and biogas production Download PDFInfo
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- CN107083403A CN107083403A CN201710535969.2A CN201710535969A CN107083403A CN 107083403 A CN107083403 A CN 107083403A CN 201710535969 A CN201710535969 A CN 201710535969A CN 107083403 A CN107083403 A CN 107083403A
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- fermentation
- house refuse
- biogas
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P5/00—Preparation of hydrocarbons or halogenated hydrocarbons
- C12P5/02—Preparation of hydrocarbons or halogenated hydrocarbons acyclic
- C12P5/023—Methane
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- 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
Abstract
The invention belongs to biogas production technical field there is provided a kind of technique of use house refuse fermentation and biogas production, house refuse is classified；Classification processing house refuse is crushed；Biogas slurry in normal fermentation methane-generating pit is taken, the house refuse raw material after crushing is submerged, and carries out immersion treatment 8 18 days, is during which stirred daily 24 times；PH value in ferment biomass pool is adjusted, fermentation raw material is obtained；Fermentation raw material is put into anaerobic fermentation tank and fermented, the biogas slurry of 1/3 fermentation tank is added as inoculum to anaerobic fermentation tank, and adds water and adjusts mixture TS concentration to 11 13%；Fermenting agent is added, fermenting agent agent dosage is 0.1 0.12kg/m3Mixture, is sufficiently stirred for, and anaerobic fermentation produces biogas；In gas generation process into fermenting mixture plus desulfurizing agent 23 times.The present invention realizes that discarded object is rationally recycled, and gas producing efficiency is high, be easy to popularization, adapts to China's sustainable development, the state basic policy of recycling economy.
Description
Technical field
The invention belongs to biogas production technical field, in particular it relates to a kind of work of use house refuse fermentation and biogas production
Skill.
Background technology
Living garbage pollution is serious, and many big small city villages and small towns all there occurs garbage-surrounded city phenomenon, and garbage loading embeading is occupied
The substantial amounts of soil that can be used for cultivating, garbage loading embeading pollutes rivers and lakes ocean and soil and underground water.According to statistics, over the years
Soil for filling domestic waste, has occupied 750,000 mu, and government's substantial amounts of rubbish of investment construction of having to burns
Power plant is burnt, but is due to that substantial amounts of domestic waste is not classified containing kitchen garbage, sludge, waste and old electric, waste and old section
Can lamp, waste and old button cell pollution etc., waste incineration there may be bioxin pollution, even but waste incineration, or produce
Raw dedusting flying dust landfill and flue dust heavy metal pollution discharge, waste incineration inevitably produces dedusting flying dust, and its rubbish burns
It is thousands of times and tens of thousands of times to burn content of dioxin inside the dedusting flying dust in power plant, also is difficult to nature drop in centuries or thousands of years
Solution, substantial amounts of kitchen garbage, because moisture content is too high, is unfavorable for waste incinerator operation, substantial amounts of various city domestic sewages
Treatment plant's sludge and substantial amounts of industrial organic sludge, it has to spend high price to handle or fill.
House refuse has high-moisture percentage, wherein containing rubbish from cooking, therefore containing higher nutritional ingredient, meets anaerobism
The condition of fermentation, such as develop suitable method be used for ferment produce biogas, can both eliminate pollution, can meet again peasant household give birth to
The demand of gas is applied flexibly, promotes the development of low-carbon economy.
The content of the invention
For defect of the prior art, it is an object of the invention to provide a kind of work of use house refuse fermentation and biogas production
Skill, realizes that discarded object is rationally recycled, and gas producing efficiency is high, be easy to popularization, adapts to China's sustainable development, the state of recycling economy
Plan.
A kind of technique of the use house refuse fermentation and biogas production provided according to the present invention, comprises the following steps：
（1）House refuse is classified, waste and old electric is removed, waste energy-saving lamps, waste and old button cell must pre-process life rubbish
Rubbish；
（2）Pretreatment house refuse is crushed, it is 2-4cm to make particle diameter；
（3）Biogas slurry in normal fermentation methane-generating pit is taken, the house refuse raw material after crushing is submerged, and carries out immersion treatment 8-18 days,
Period is stirred 2-4 times daily；PH value in ferment biomass pool is adjusted, makes pH value between 7.3-8.3, obtains fermentation raw material；
（4）Fermentation raw material is put into anaerobic fermentation tank and fermented, the biogas slurry conduct of 1/3 fermentation tank is added to anaerobic fermentation tank
Inoculum, and the regulation mixture TS concentration that adds water is to 11-13%；
（5）To step（4）Mixture in add fermenting agent, fermenting agent agent dosage is 0.1-0.12kg/m3Mixture,
It is sufficiently stirred for, anaerobic fermentation starts to produce biogas for 3-5 days, and the fermentation phase is 60-92 days；
（6）In step（5）Gas generation process in into fermenting mixture plus desulfurizing agent 2-3 times.
Preferably, the step（4）In plus flyash adjust pH value between 7.3-8.3.
Preferably, the desulfurizing agent addition is the 1/400-1/600 of fermenting mixture gross weight.
Preferably, the step（4）The biogas slurry of inoculum is derived from the methane-generating pit using stalk as raw material of normal fermentation aerogenesis
In upper strata biogas slurry.
Preferably, it is described to step（5）Mixture in the fermenting agent that adds be EM bacteria agent.
Preferably, the desulfurizing agent is to be made up of the aqueous solution of 2,3- dyhydrobutanedioic acids sodium and aromatic amine, described 2,
The mixing mol ratio of 3- dyhydrobutanedioic acids sodium and aromatic amine is 1：0.9-1.9.
Preferably, the total concentration of 2,3- dyhydrobutanedioic acids sodium and aromatic amine is 0.5-4.0mol/ in the desulfurizing agent
L。
Preferably, the step（6）In also into fermenting mixture plus carbon dioxide absorber 2-3 times.
Compared with prior art, the present invention has following beneficial effect：
（1）It is an object of the invention to provide a kind of technique of use house refuse fermentation and biogas production, realize that discarded object is rationally sharp again
With gas producing efficiency is high, be easy to popularization, adapts to China's sustainable development, the state basic policy of recycling economy；
（2）The inventive method has that application method is simple, be easy to the advantages such as popularization, easily expanded；
（3）The present invention utilizes house refuse fermentation methane production, is that discarded object is rationally recycled.Party's law technology is easy, easily grasp
Make, without special device and equipment, operating personnel without especially being trained.House refuse is located in advance using this method
After reason, can without or add human and animal excreta less；
（4）Using may insure after the present invention whole year normally use, gas production is not less than the methane-generating pit using feces of livestock and poultry as raw material.
After middle-size and small-size anaerobic ferment devices, production potential is up to 0.45kg/m3Vegetables and fruits waste.Because methane-generating pit throughout the year can be with
Use, be that the people save spending, facilitate life；
（5）This method can turn waste into wealth, and promote recycling economy and sustainable development；
（6）The present invention utilizes domestic refuse anaerobic fermentation methane production, reasonable to discarded object to recycle, and can turn waste into wealth, and protects
Environment；The byproduct biogas slurry and biogas residue produced simultaneously can promote the ecological agriculture as organic fertilizer, promote recycling economy and sustainable development
Exhibition.
Embodiment
With reference to specific embodiment, the present invention is expanded on further.It should be understood that these embodiments are merely to illustrate the present invention
Rather than limitation the scope of the present invention.
It is an object of the invention to provide a kind of technique of use house refuse fermentation and biogas production, realize that discarded object is rationally sharp again
With gas producing efficiency is high, be easy to popularization, adapts to China's sustainable development, the state basic policy of recycling economy.
A kind of technique of the use house refuse fermentation and biogas production provided according to the present invention, comprises the following steps：
（1）House refuse is classified, waste and old electric is removed, waste energy-saving lamps, waste and old button cell must pre-process life rubbish
Rubbish；
（2）Pretreatment house refuse is crushed, it is 2-4cm to make particle diameter；
（3）Biogas slurry in normal fermentation methane-generating pit is taken, the house refuse raw material after crushing is submerged, and carries out immersion treatment 8-18 days,
Period is stirred 2-4 times daily；PH value in ferment biomass pool is adjusted, makes pH value between 7.3-8.3, obtains fermentation raw material；
（4）Fermentation raw material is put into anaerobic fermentation tank and fermented, the biogas slurry conduct of 1/3 fermentation tank is added to anaerobic fermentation tank
Inoculum, and the regulation mixture TS concentration that adds water is to 11-13%；
（5）To step（4）Mixture in add fermenting agent, fermenting agent agent dosage is 0.1-0.12kg/m3Mixture,
It is sufficiently stirred for, anaerobic fermentation starts to produce biogas for 3-5 days, and the fermentation phase is 60-92 days；
（6）In step（5）Gas generation process in into fermenting mixture plus desulfurizing agent 2-3 times.
Preferably, the step（4）In plus flyash adjust pH value between 7.3-8.3.
Preferably, the desulfurizing agent addition is the 1/400-1/600 of fermenting mixture gross weight.
Preferably, the step（4）The biogas slurry of inoculum is derived from the methane-generating pit using stalk as raw material of normal fermentation aerogenesis
In upper strata biogas slurry.
Preferably, it is described to step（5）Mixture in the fermenting agent that adds be EM bacteria agent.
Preferably, the desulfurizing agent is to be made up of the aqueous solution of 2,3- dyhydrobutanedioic acids sodium and aromatic amine, described 2,
The mixing mol ratio of 3- dyhydrobutanedioic acids sodium and aromatic amine is 1：0.9-1.9.
Preferably, the total concentration of 2,3- dyhydrobutanedioic acids sodium and aromatic amine is 0.5-4.0mol/ in the desulfurizing agent
L。
Preferably, the step（6）In also into fermenting mixture plus carbon dioxide absorber 2-3 times.
Compared with prior art, the present invention has following beneficial effect：
（1）It is an object of the invention to provide a kind of technique of use house refuse fermentation and biogas production, realize that discarded object is rationally sharp again
With gas producing efficiency is high, be easy to popularization, adapts to China's sustainable development, the state basic policy of recycling economy；
（2）The inventive method has that application method is simple, be easy to the advantages such as popularization, easily expanded；
（3）The present invention utilizes house refuse fermentation methane production, is that discarded object is rationally recycled.Party's law technology is easy, easily grasp
Make, without special device and equipment, operating personnel without especially being trained.House refuse is located in advance using this method
After reason, can without or add human and animal excreta less；
（4）Using may insure after the present invention whole year normally use, gas production is not less than the methane-generating pit using feces of livestock and poultry as raw material.
After middle-size and small-size anaerobic ferment devices, production potential is up to 0.45kg/m3Vegetables and fruits waste.Because methane-generating pit throughout the year can be with
Use, be that the people save spending, facilitate life；
（5）This method can turn waste into wealth, and promote recycling economy and sustainable development；
（6）The present invention utilizes domestic refuse anaerobic fermentation methane production, reasonable to discarded object to recycle, and can turn waste into wealth, and protects
Environment；The byproduct biogas slurry and biogas residue produced simultaneously can promote the ecological agriculture as organic fertilizer, promote recycling economy and sustainable development
Exhibition.
Embodiment 1
A kind of technique for use house refuse fermentation and biogas production that the present embodiment is provided, comprises the following steps：
（1）House refuse is classified, waste and old electric is removed, waste energy-saving lamps, waste and old button cell must pre-process life rubbish
Rubbish；
（2）Pretreatment house refuse is crushed, it is 4cm to make particle diameter；
（3）Biogas slurry in normal fermentation methane-generating pit is taken, the house refuse raw material after crushing is submerged, and carries out immersion treatment 8 days, during which
Stir 4 times daily；PH value in ferment biomass pool is adjusted, it is 7.3 to make pH value, obtains fermentation raw material；
（4）Fermentation raw material is put into anaerobic fermentation tank and fermented, the biogas slurry conduct of 1/3 fermentation tank is added to anaerobic fermentation tank
Inoculum, and the regulation mixture TS concentration that adds water is to 13%；
（5）To step（4）Mixture in add fermenting agent, fermenting agent agent dosage is 0.1kg/m3Mixture, is fully stirred
Mix, anaerobic fermentation starts to produce biogas for 5 days, and the fermentation phase is 60 days；
（6）In step（5）Gas generation process in into fermenting mixture plus desulfurizing agent 3 times.
The step（4）In plus flyash adjust pH value 8.3.
The desulfurizing agent addition is the 1/400 of fermenting mixture gross weight.
The step（4）The biogas slurry of inoculum be derived from normal fermentation aerogenesis using stalk as the methane-generating pit of raw material in upper strata
Biogas slurry.
It is described to step（5）Mixture in the fermenting agent that adds be EM bacteria agent.
The desulfurizing agent is to be made up of the aqueous solution of 2,3- dyhydrobutanedioic acids sodium and aromatic amine, 2, the 3- dihydroxy
The mixing mol ratio of sodium succinate and aromatic amine is 1：1.9.
The total concentration of 2,3- dyhydrobutanedioic acids sodium and aromatic amine is 0.5mol/L in the desulfurizing agent.
The step（6）In also into fermenting mixture plus carbon dioxide absorber 3 times.
Embodiment 2
A kind of technique for use house refuse fermentation and biogas production that the present embodiment is provided, comprises the following steps：
（1）House refuse is classified, waste and old electric is removed, waste energy-saving lamps, waste and old button cell must pre-process life rubbish
Rubbish；
（2）Pretreatment house refuse is crushed, it is 2cm to make particle diameter；
（3）Biogas slurry in normal fermentation methane-generating pit is taken, the house refuse raw material after crushing is submerged, and carries out immersion treatment 18 days, the phase
Between stir 2 times daily；PH value in ferment biomass pool is adjusted, makes pH value 8.3, obtains fermentation raw material；
（4）Fermentation raw material is put into anaerobic fermentation tank and fermented, the biogas slurry conduct of 1/3 fermentation tank is added to anaerobic fermentation tank
Inoculum, and the regulation mixture TS concentration that adds water is to 11%；
（5）To step（4）Mixture in add fermenting agent, fermenting agent agent dosage is 0.12kg/m3Mixture, fully
Stirring, anaerobic fermentation starts to produce biogas for 3 days, and the fermentation phase is 92 days；
（6）In step（5）Gas generation process in into fermenting mixture plus desulfurizing agent 2 times.
The step（4）In plus flyash adjust pH value between 7.3.
The desulfurizing agent addition is the 1/400 of fermenting mixture gross weight.
The step（4）The biogas slurry of inoculum be derived from normal fermentation aerogenesis using stalk as the methane-generating pit of raw material in upper strata
Biogas slurry.
It is described to step（5）Mixture in the fermenting agent that adds be EM bacteria agent.
The desulfurizing agent is to be made up of the aqueous solution of 2,3- dyhydrobutanedioic acids sodium and aromatic amine, 2, the 3- dihydroxy
The mixing mol ratio of sodium succinate and aromatic amine is 1：0.9.
The total concentration of 2,3- dyhydrobutanedioic acids sodium and aromatic amine is 0.5mol/L in the desulfurizing agent.
The step（6）In also into fermenting mixture plus carbon dioxide absorber 2 times.
Embodiment 3
A kind of technique for use house refuse fermentation and biogas production that the present embodiment is provided, comprises the following steps：
（1）House refuse is classified, waste and old electric is removed, waste energy-saving lamps, waste and old button cell must pre-process life rubbish
Rubbish；
（2）Pretreatment house refuse is crushed, it is 3cm to make particle diameter；
（3）Biogas slurry in normal fermentation methane-generating pit is taken, the house refuse raw material after crushing is submerged, and carries out immersion treatment 11 days, the phase
Between stir 3 times daily；PH value in ferment biomass pool is adjusted, makes pH value between 7.6, obtains fermentation raw material；
（4）Fermentation raw material is put into anaerobic fermentation tank and fermented, the biogas slurry conduct of 1/3 fermentation tank is added to anaerobic fermentation tank
Inoculum, and the regulation mixture TS concentration that adds water is to 12%；
（5）To step（4）Mixture in add fermenting agent, fermenting agent agent dosage is 0.11kg/m3Mixture, fully
Stirring, anaerobic fermentation starts to produce biogas for 4 days, and the fermentation phase is 70 days；
（6）In step（5）Gas generation process in into fermenting mixture plus desulfurizing agent 2 times.
The step（4）In plus flyash adjust pH value 7.5.
The desulfurizing agent addition is the 1/400 of fermenting mixture gross weight.
The step（4）The biogas slurry of inoculum be derived from normal fermentation aerogenesis using stalk as the methane-generating pit of raw material in upper strata
Biogas slurry.
It is described to step（5）Mixture in the fermenting agent that adds be EM bacteria agent.
The desulfurizing agent is to be made up of the aqueous solution of 2,3- dyhydrobutanedioic acids sodium and aromatic amine, 2, the 3- dihydroxy
The mixing mol ratio of sodium succinate and aromatic amine is 1：1.3.
The total concentration of 2,3- dyhydrobutanedioic acids sodium and aromatic amine is 1.3mol/L in the desulfurizing agent.
The step（6）In also into fermenting mixture plus carbon dioxide absorber 2 times.
Embodiment 4
A kind of technique for use house refuse fermentation and biogas production that the present embodiment is provided, comprises the following steps：
（1）House refuse is classified, waste and old electric is removed, waste energy-saving lamps, waste and old button cell must pre-process life rubbish
Rubbish；
（2）Pretreatment house refuse is crushed, it is 4cm to make particle diameter；
（3）Biogas slurry in normal fermentation methane-generating pit is taken, the house refuse raw material after crushing is submerged, and carries out immersion treatment 16 days, the phase
Between stir 3 times daily；PH value in ferment biomass pool is adjusted, makes pH value 7.8, obtains fermentation raw material；
（4）Fermentation raw material is put into anaerobic fermentation tank and fermented, the biogas slurry conduct of 1/3 fermentation tank is added to anaerobic fermentation tank
Inoculum, and the regulation mixture TS concentration that adds water is to 12%；
（5）To step（4）Mixture in add fermenting agent, fermenting agent agent dosage is 0.12kg/m3Mixture, fully
Stirring, anaerobic fermentation starts to produce biogas for 4 days, and the fermentation phase is 80 days；
（6）In step（5）Gas generation process in into fermenting mixture plus desulfurizing agent 3 times.
The step（4）In plus flyash adjust pH value between 8.2.
The desulfurizing agent addition is the 1/600 of fermenting mixture gross weight.
The step（4）The biogas slurry of inoculum be derived from normal fermentation aerogenesis using stalk as the methane-generating pit of raw material in upper strata
Biogas slurry.
It is described to step（5）Mixture in the fermenting agent that adds be EM bacteria agent.
The desulfurizing agent is to be made up of the aqueous solution of 2,3- dyhydrobutanedioic acids sodium and aromatic amine, 2, the 3- dihydroxy
The mixing mol ratio of sodium succinate and aromatic amine is 1：1.9.
The total concentration of 2,3- dyhydrobutanedioic acids sodium and aromatic amine is 3.0mol/L in the desulfurizing agent.
The step（6）In also into fermenting mixture plus carbon dioxide absorber 3 times.
The specific embodiment of the present invention is described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring the substantive content of the present invention.
Claims (8)
1. a kind of technique of use house refuse fermentation and biogas production, it is characterised in that comprise the following steps：
（1）House refuse is classified, waste and old electric is removed, waste energy-saving lamps, waste and old button cell must pre-process life rubbish
Rubbish；
（2）Pretreatment house refuse is crushed, it is 2-4cm to make particle diameter；
（3）Biogas slurry in normal fermentation methane-generating pit is taken, the house refuse raw material after crushing is submerged, and carries out immersion treatment 8-18 days,
Period is stirred 2-4 times daily；PH value in ferment biomass pool is adjusted, makes pH value between 7.3-8.3, obtains fermentation raw material；
（4）Fermentation raw material is put into anaerobic fermentation tank and fermented, the biogas slurry conduct of 1/3 fermentation tank is added to anaerobic fermentation tank
Inoculum, and the regulation mixture TS concentration that adds water is to 11-13%；
（5）To step（4）Mixture in add fermenting agent, fermenting agent agent dosage is 0.1-0.12kg/m3Mixture, fills
Divide stirring, anaerobic fermentation starts to produce biogas for 3-5 days, and the fermentation phase is 60-92 days；
（6）In step（5）Gas generation process in into fermenting mixture plus desulfurizing agent 2-3 times.
2. the technique of use house refuse fermentation and biogas production according to claim 1, it is characterised in that：The step（4）
In plus flyash adjust pH value between 7.3-8.3.
3. the technique of use house refuse fermentation and biogas production according to claim 1, it is characterised in that：The desulfurizing agent adds
Dosage is the 1/400-1/600 of fermenting mixture gross weight.
4. the technique of use house refuse fermentation and biogas production according to claim 1, it is characterised in that：The step（4）
The biogas slurry of inoculum be derived from normal fermentation aerogenesis using stalk as the methane-generating pit of raw material in upper strata biogas slurry.
5. the technique of use house refuse fermentation and biogas production according to claim 4, it is characterised in that：It is described to step
（5）Mixture in the fermenting agent that adds be EM bacteria agent.
6. the technique of use house refuse fermentation and biogas production according to claim 1, it is characterised in that：The desulfurizing agent is
It is made up of the aqueous solution of 2,3- dyhydrobutanedioic acids sodium and aromatic amine, 2, the 3- dyhydrobutanedioic acids sodium and aromatic amine
It is 1 to mix mol ratio：0.9-1.9.
7. the technique of use house refuse fermentation and biogas production according to claim 6, it is characterised in that：In the desulfurizing agent
The total concentration of 2,3- dyhydrobutanedioic acid sodium and aromatic amine is 0.5-4.0mol/L.
8. the technique of use house refuse fermentation and biogas production according to claim 1, it is characterised in that：The step（6）
In also into fermenting mixture plus carbon dioxide absorber 2-3 times.
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| CN201710535969.2A CN107083403A (en) | 2017-07-04 | 2017-07-04 | A kind of technique of use house refuse fermentation and biogas production |
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ID=59606466
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090239279A1 (en) * | 2007-05-11 | 2009-09-24 | The Texas A & M University System | Integrated Biofuel Production System |
| CN101914574A (en) * | 2010-08-02 | 2010-12-15 | 山东省农业科学院土壤肥料研究所 | Method for producing methane through anaerobic fermentation of waste of vegetables and fruits |
| CN103432883A (en) * | 2013-07-09 | 2013-12-11 | 南京信息工程大学 | Compound desulfurizer for flue gas |
| CN105713928A (en) * | 2016-01-26 | 2016-06-29 | 威德环境科技股份有限公司 | Kitchen waste treating technology |
-
2017
- 2017-07-04 CN CN201710535969.2A patent/CN107083403A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090239279A1 (en) * | 2007-05-11 | 2009-09-24 | The Texas A & M University System | Integrated Biofuel Production System |
| CN101914574A (en) * | 2010-08-02 | 2010-12-15 | 山东省农业科学院土壤肥料研究所 | Method for producing methane through anaerobic fermentation of waste of vegetables and fruits |
| CN103432883A (en) * | 2013-07-09 | 2013-12-11 | 南京信息工程大学 | Compound desulfurizer for flue gas |
| CN105713928A (en) * | 2016-01-26 | 2016-06-29 | 威德环境科技股份有限公司 | Kitchen waste treating technology |
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| Title |
|---|
| SCHNÜRER等: "Biogas Production: Microbiology and Technology", 《ADV BIOCHEM ENG BIOTECHNOL》 * |
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Application publication date: 20170822 |
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