CN203904338U - Double-path reflux anaerobic reaction system and reactor for producing biogas by using straw - Google Patents
Double-path reflux anaerobic reaction system and reactor for producing biogas by using straw Download PDFInfo
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- CN203904338U CN203904338U CN201420292168.XU CN201420292168U CN203904338U CN 203904338 U CN203904338 U CN 203904338U CN 201420292168 U CN201420292168 U CN 201420292168U CN 203904338 U CN203904338 U CN 203904338U
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- biogas
- tank body
- anaerobic reactor
- pipe
- natural pond
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 16
- 238000010992 reflux Methods 0.000 title abstract description 13
- 239000010902 straw Substances 0.000 title abstract 2
- 239000000463 material Substances 0.000 claims abstract description 16
- 239000007788 liquid Substances 0.000 claims description 44
- 238000010438 heat treatment Methods 0.000 claims description 15
- 238000005452 bending Methods 0.000 claims description 12
- 230000008676 import Effects 0.000 claims description 5
- 239000002893 slag Substances 0.000 claims description 5
- 230000001154 acute effect Effects 0.000 claims description 3
- 238000003756 stirring Methods 0.000 abstract description 13
- 238000000855 fermentation Methods 0.000 abstract description 8
- 230000004151 fermentation Effects 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000002002 slurry Substances 0.000 abstract 7
- 238000004519 manufacturing process Methods 0.000 abstract 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 239000002994 raw material Substances 0.000 description 6
- 238000002156 mixing Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 3
- 241000894007 species Species 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 230000001580 bacterial effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 206010059410 Faecaluria Diseases 0.000 description 1
- 206010016825 Flushing Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004070 electrodeposition Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000007847 structural defect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater 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
- 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
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The utility model discloses a double-path reflux anaerobic reaction system and reactor for producing biogas by using straw. The double-path reflux anaerobic reactor comprises a tank body, wherein a stirring device is arranged on the tank body; the stirring device comprises a plurality of biogas slurry pipes and a plurality of biogas pipes arranged in the tank body; each biogas slurry pipe penetrates out of the tank body and then is connected with a biogas slurry reflux pipeline; the other end of the biogas slurry reflux pipeline is connected to the side wall of the tank body and is communicated with biogas slurry in the tank body; a booster pump is arranged on the biogas slurry reflux pipeline; each biogas pipe penetrates out of the tank body and then is connected with a biogas reflux pipeline; the biogas reflux pipeline is connected to a biogas storage tank. According to the double-path reflux anaerobic reaction system and reactor disclosed by the utility model, the biogas slurry reflux pipeline and the biogas reflux pipeline are used for forming double-path reflux so as to ensure that longitudinal flow is formed by materials in the tank; the stirring strength is increased, the fermentation efficiency is improved, and the gas production rate is improved. Moreover, a stirring main power device is positioned at the outer part of the reactor, so that convenient management and maintenance can be achieved.
Description
Technical field
The utility model relates to anaerobic reaction system, is specifically related to utilize stalk to produce two-way backflow anaerobic reaction system and the reactor of biogas.
Background technology
Biogas anaerobic reactor is the common equipment of organic waste water, cultivation fecaluria treatment industry, sewage arrives the bottom of anaerobic reactor by water pump lifting, by anaerobic reactor processing, wastewater degradation is processed and is reclaimed a part of biogas, both solved problem of environmental pollution, can obtain again good economic benefit, have broad application prospects.
, there is following problem in the application of at present traditional traditional anaerobic reactor on stalk marsh gas:
1, because solid containing ratio in raw material is high, cause inside reactor layering serious, the raw material newly entering is low with bacterial classification mixing efficiency.
2, overflow discharge method easily stops up;
3, stir key position and be positioned at inside reactor, maintaining difficulty is large, and impact is operation normally;
4, inside reactor layering causes heat exchanger effectiveness low simultaneously, heats weak effect.
As can be seen here, existing biogas industry anaerobic reactor is due to structural defect, makes that in reactor, reaction is insufficient, biogas output is low.
Utility model content
Problem to be solved in the utility model is that existing biogas anaerobic reactor reaction is insufficient, the problem that biogas output is low.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts is to provide a kind of two-way backflow anaerobic reactor, comprises tank body, and described tank body is provided with feed-pipe, for connecting biogas output tube and the material slag vent pipe of biogas storage tank, it is characterized in that, also comprise:
Whipping appts, comprise the many natural pond liquid pipes and the many biogas pipes that are arranged in described tank body, described natural pond liquid pipe vertically arranges and exports the top of the natural pond liquid liquid level that is positioned at described tank body, described natural pond liquid pipe connects natural pond liquid return line after passing described tank body, the other end of described natural pond liquid return line is connected on the sidewall of described tank body and is communicated with the natural pond liquid in described tank body, and described natural pond liquid return line is provided with topping-up pump; Described biogas pipe vertically arranges and exports the below of the natural pond liquid liquid level that is positioned at described tank body, and described biogas pipe connects biogas return line after passing described tank body, and described biogas return line is used for being connected to biogas storage tank;
Heating unit, comprises the heating coil arranging around the inwall of described tank body, and the import and export of described heating coil passes described tank body and forms circulation line for connecting heating boiler.
In above-mentioned two-way backflow anaerobic reactor, exit, Ye Guan lower end, described natural pond is provided with shower nozzle.
In above-mentioned two-way backflow anaerobic reactor, the quantity of described biogas pipe is 4, along the circumferential uniform setting of described tank body.
In above-mentioned two-way backflow anaerobic reactor, the exit, lower end of described biogas pipe is provided with the bending part towards the inner side-wall of described tank body, and the line in the axle center of the axis of described bending part and described biogas pipe and described tank body forms acute angle.
In above-mentioned two-way backflow anaerobic reactor, described bending part is horizontally disposed with.
In above-mentioned two-way backflow anaerobic reactor, the downward-sloping setting in lower end of described bending part.
In above-mentioned two-way backflow anaerobic reactor, described topping-up pump is fixed on the ground outside described tank body or on bearing.
The utility model also provides a kind of two-way backflow anaerobic reaction system of utilizing stalk to produce biogas, comprise feeding unit, anaerobic reactor and solar energy equipment, anaerobic reactor is the two-way backflow anaerobic reactor of said structure, the feed-pipe of described two-way backflow anaerobic reactor is connected to described feeding unit, and the import and export of the heating plate of described two-way backflow anaerobic reactor connects described solar energy equipment and forms circulation line.
In the above-mentioned two-way backflow anaerobic reaction system of utilizing stalk generation biogas, the connecting pipeline between described feeding unit and described feed-pipe is provided with contactor pump.
In the above-mentioned two-way backflow anaerobic reaction system of utilizing stalk generation biogas, in described feeding unit, be provided with agitator, and described feeding unit is connected to realize heating with described solar energy equipment.
The utility model, in two-way backflow anaerobic reactor, utilizing natural pond liquid return line and biogas return line to form two-way refluxes, make the material in tank form longitudinal stream, make the bacterial classification of reactor middle and lower part be back to reactor head, fully contact mixing with the material newly entering, increase stirring intensity, improve fermentation efficiency, and prevent that the material deposition of having fermented from resulting in blockage, and is conducive to improve factor of created gase.In addition, stir major impetus device and be positioned at reactor outside, management maintenance is convenient, has very high practicality.
Brief description of the drawings
Fig. 1 is the vertical view that the feed-pipe of two-way backflow anaerobic reactor in the utility model is arranged;
Fig. 2 is the front view that the feed-pipe of two-way backflow anaerobic reactor in the utility model is arranged;
Fig. 3 is the vertical view of the whipping appts of two-way backflow anaerobic reactor in the utility model;
Fig. 4 is the front view of the whipping appts of two-way backflow anaerobic reactor in the utility model;
Fig. 5 is the vertical view of the drawing mechanism of two-way backflow anaerobic reactor in the utility model;
Fig. 6 is the front view of the drawing mechanism of two-way backflow anaerobic reactor in the utility model;
Fig. 7 utilizes stalk to produce the two-way backflow anaerobic reaction system schematic of biogas in the utility model.
Embodiment
Below in conjunction with Figure of description, the utility model is described in detail.
As shown in Figure 7, what the utility model provided utilizes stalk to produce the two-way backflow anaerobic reaction system of biogas, comprises solar energy equipment 1, feeding unit 2 and two-way backflow anaerobic reactor 4.
Solar energy equipment 1 can utilize sun power that heat is provided, and draws two groups and heat pipeline on solar energy equipment 1, is connected to respectively feeding unit 2 and two-way backflow anaerobic reactor 4, to guarantee normal leavening temperature, safeguards system safe and stable operation.The quantity of two-way backflow anaerobic reactor 4 can arrange one or connect multiple according to actual needs.
Feeding unit 2, for stalk the like waste is stirred, reduces raw material solid electrodeposition substance, solves the high problem of raw material solid content, and deployed stalk pumps in two-way backflow anaerobic reactor 4 by contactor pump 3.
As Fig. 1, shown in Fig. 2 and Fig. 7, the two-way backflow anaerobic reactor 4 that the utility model provides comprises tank body 400, tank body 400 is provided with feed-pipe 401, for connecting biogas output tube 411 and the material slag vent pipe 421 of biogas storage tank, feed-pipe 401 is disposed on feed-pipe and supports on 402, feed-pipe supports 402 and is fixed on the bottom surface of two-way backflow anaerobic reactor 4 inside, feed-pipe 401 is provided with by-pass valve control, control the turnover of raw material, feed-pipe 401 can arrange many and be uniformly distributed, to impel organic matter material to mix contact with anaerobic species, by the absorption of anaerobion, absorb and Degradation, making organic matter transformation is with CH
4and CO
2be main gas (biogas).
Referring to figs. 2 and 3 shown in, Fig. 7, whipping appts comprises the many natural pond liquid pipes 403 and the Duo Gen biogas pipe 404 that are arranged in tank body 400.
Natural pond liquid pipe 403 is vertically arranged in tank body 400, and the outlet of the lower end of natural pond liquid pipe 403 is positioned at the top of the natural pond liquid liquid level of tank body 400, the exit, lower end of natural pond liquid pipe 403 is provided with shower nozzle, natural pond liquid pipe 403 passes the rear connection of tank body 400 natural pond liquid return line 410, the other end of natural pond liquid return line 410 is connected on the sidewall of tank body 400 and is communicated with the natural pond liquid in tank body 400, natural pond liquid return line 410 is provided with recycle pump 5, thereby the natural pond liquid in tank body 400 is transported to the top of tank body 400 by natural pond liquid return line 410 and is sprayed on the liquid liquid level of natural pond by natural pond liquid pipe 403, utilize spraying technique to make fermented bacterium fully contact mixing with the material newly entering.Recycle pump 5 is fixed on the ground of tank body 400 outsides or on bearing.
Biogas pipe 404 is vertically arranged in tank body 400, and the outlet of biogas pipe 404 is positioned at the below of the natural pond liquid liquid level of tank body 400, biogas pipe 404 passes the rear connection biogas of tank body 400 return line 420, biogas return line is connected to biogas storage tank 7, biogas return line 420 is provided with Marsh gas booster pump 6, thereby will be back to the middle and lower part in tank body 400 with the biogas of pressure, realize the stirring to material.
The quantity of biogas pipe 404 can arrange according to actual needs, in the present embodiment, the quantity of biogas pipe 404 is 4, along the circumferential uniform setting of tank body 400, the exit, lower end of biogas pipe 404 is provided with the bending part 405 towards the inner side-wall of tank body 400, and the line in the axle center of the axis of bending part 405 and biogas pipe 404 and tank body 400 forms acute angle.Bending part 405 can be horizontally disposed with, also can be by downward-sloping its lower end setting, thereby at the interior formation eddy flow of tank body 400, to strengthen stirring intensity.For example: the downward 45-degree-buckling in lower end of bending part, and arrange counterclockwise.
Heating unit comprises the heating coil arranging around the inwall of tank body 400, connects solar energy equipment 1 formation circulation line thereby the import and export of heating coil passes tank body 400.
Due to the easy layering of inside reactor, therefore, the utility model is put forward the scheme in generation, deployed raw material enters in two-way backflow anaerobic reactor 4 by contactor pump 3, the anaerobic species of middle and lower part in tank body can be promoted to top mixes with stalk, make fermented bacterium fully contact mixing with the material newly entering, improve fermentation efficiency, shorten fermentation time, utilize Marsh gas booster pump 6 that biogas is back to reactor middle and lower part simultaneously, make the material in tank body form longitudinal stream simultaneously, increase stirring intensity, be conducive to improve factor of created gase, and prevent that material deposition from resulting in blockage.Two-way backflow anaerobic reactor 4 upper end sidewalls are provided with sampling inspection box 406, conveniently sample and understand the fermentation situation in two-way backflow anaerobic reactor 4.
As shown in Figure 5 and Figure 6, on material slag vent pipe 421, biogas return line 420, natural pond liquid return line 410, be all correspondingly provided with by-pass valve control, thermometer 407 is also equipped with on the top of two-way backflow anaerobic reactor 4, for detection of the temperature in reactor, guarantees that temperature is suitable.
The utility model, by two-way return stirring device is set, utilizing the contactor pump 3 of two-way backflow anaerobic reactor 4 outer setting that the anaerobic species of reactor middle and lower part is promoted to reactor head mixes with stalk, improve fermentation efficiency, shorten fermentation time, inside reactor increases biogas backflow and makes the material in two-way backflow anaerobic reactor 4 form longitudinal stirring stream, increases stirring intensity, is conducive to improve factor of created gase.The biogas that fermentation produces is sent into follow-up purifying treating unit via pipeline, the remaining biogas residue and biogas liquid that ferments is sent in follow-up biogas residue-biogas liquid pool and is stored via material slag vent pipe 421, run into discharge not smooth, also can pass through recycle pump 5 back flushinges, avoid discharge system to produce and stop up.In addition, be safeguards system safe and stable operation, increase by two groups and heat pipeline, guarantee normal leavening temperature, rational in infrastructure, greatly improve the efficiency of producing, there is very high practicality.
The utility model is not limited to above-mentioned preferred forms, and anyone should learn the structural changes of making under enlightenment of the present utility model, every with the utlity model has identical or close technical scheme, within all falling into protection domain of the present utility model.
Claims (10)
1. two-way backflow anaerobic reactor, comprises tank body, and described tank body is provided with feed-pipe, for connecting biogas output tube and the material slag vent pipe of biogas storage tank, it is characterized in that, also comprises:
Whipping appts, comprise the many natural pond liquid pipes and the many biogas pipes that are arranged in described tank body, described natural pond liquid pipe vertically arranges and exports the top of the natural pond liquid liquid level that is positioned at described tank body, described natural pond liquid pipe connects natural pond liquid return line after passing described tank body, the other end of described natural pond liquid return line is connected on the sidewall of described tank body and is communicated with the natural pond liquid in described tank body, and described natural pond liquid return line is provided with topping-up pump; Described biogas pipe vertically arranges and exports the below of the natural pond liquid liquid level that is positioned at described tank body, and described biogas pipe connects biogas return line after passing described tank body, and described biogas return line is used for being connected to biogas storage tank;
Heating unit, comprises the heating coil arranging around the inwall of described tank body, and the import and export of described heating coil passes described tank body and forms circulation line for connecting heating boiler.
2. two-way backflow anaerobic reactor as claimed in claim 1, is characterized in that, exit, Ye Guan lower end, described natural pond is provided with shower nozzle.
3. two-way backflow anaerobic reactor as claimed in claim 1, is characterized in that, the quantity of described biogas pipe is 4, along the circumferential uniform setting of described tank body.
4. two-way backflow anaerobic reactor as claimed in claim 1, it is characterized in that, the exit, lower end of described biogas pipe is provided with the bending part towards the inner side-wall of described tank body, and the line in the axle center of the axis of described bending part and described biogas pipe and described tank body forms acute angle.
5. two-way backflow anaerobic reactor as claimed in claim 1, is characterized in that, described bending part is horizontally disposed with.
6. two-way backflow anaerobic reactor as claimed in claim 1, is characterized in that, the downward-sloping setting in lower end of described bending part.
7. two-way backflow anaerobic reactor as claimed in claim 1, is characterized in that, described topping-up pump is fixed on the ground outside described tank body or on bearing.
8. utilize stalk to produce the two-way backflow anaerobic reaction system of biogas, comprise feeding unit, anaerobic reactor and solar energy equipment, it is characterized in that, anaerobic reactor is the two-way backflow anaerobic reactor as described in claim 1 to 7 any one, the feed-pipe of described two-way backflow anaerobic reactor is connected to described feeding unit, and the import and export of the heating plate of described two-way backflow anaerobic reactor connects described solar energy equipment and forms circulation line.
9. the two-way backflow anaerobic reaction system of utilizing stalk to produce biogas as claimed in claim 8, is characterized in that, the connecting pipeline between described feeding unit and described feed-pipe is provided with contactor pump.
10. the two-way backflow anaerobic reaction system of utilizing stalk to produce biogas as claimed in claim 8, is characterized in that, be provided with agitator, and described feeding unit is connected to realize heating with described solar energy equipment in described feeding unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420292168.XU CN203904338U (en) | 2014-06-03 | 2014-06-03 | Double-path reflux anaerobic reaction system and reactor for producing biogas by using straw |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420292168.XU CN203904338U (en) | 2014-06-03 | 2014-06-03 | Double-path reflux anaerobic reaction system and reactor for producing biogas by using straw |
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| CN203904338U true CN203904338U (en) | 2014-10-29 |
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| CN201420292168.XU Expired - Fee Related CN203904338U (en) | 2014-06-03 | 2014-06-03 | Double-path reflux anaerobic reaction system and reactor for producing biogas by using straw |
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| CN (1) | CN203904338U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105176805A (en) * | 2015-08-11 | 2015-12-23 | 北京首拓环境科技有限公司 | Gas stirring control system and method |
| CN106479864A (en) * | 2016-11-10 | 2017-03-08 | 河南农业大学 | The exhaust heat stepped utilization system of rural area joint household biogas cogeneration of heat and power |
| CN106479866A (en) * | 2016-11-10 | 2017-03-08 | 河南农业大学 | Solar energy greenhouse type multi-element material biogas, co-generation unit |
| CN106479870A (en) * | 2016-11-10 | 2017-03-08 | 河南农业大学 | Polynary circulating straw marsh gas fermentation system |
| CN106517717A (en) * | 2016-12-30 | 2017-03-22 | 曲阜七星沼气科技发展有限公司 | Solar-energy warming type parallel methane generation system |
| CN108676712A (en) * | 2018-08-07 | 2018-10-19 | 上海环境工程设计研究院有限公司 | A kind of anaerobic fermentation gas stirring device |
| CN109797098A (en) * | 2019-03-05 | 2019-05-24 | 合肥万豪能源设备有限责任公司 | A kind of external marsh gas reactor heating system |
| WO2019231407A1 (en) * | 2018-05-30 | 2019-12-05 | Bowornpatsajakorn Pongkorn | Bio-methane production system |
| CN112266852A (en) * | 2020-10-30 | 2021-01-26 | 深圳市德润生物质工程有限公司 | Biogas slurry purification device and purification method |
-
2014
- 2014-06-03 CN CN201420292168.XU patent/CN203904338U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105176805A (en) * | 2015-08-11 | 2015-12-23 | 北京首拓环境科技有限公司 | Gas stirring control system and method |
| CN106479864A (en) * | 2016-11-10 | 2017-03-08 | 河南农业大学 | The exhaust heat stepped utilization system of rural area joint household biogas cogeneration of heat and power |
| CN106479866A (en) * | 2016-11-10 | 2017-03-08 | 河南农业大学 | Solar energy greenhouse type multi-element material biogas, co-generation unit |
| CN106479870A (en) * | 2016-11-10 | 2017-03-08 | 河南农业大学 | Polynary circulating straw marsh gas fermentation system |
| CN106479864B (en) * | 2016-11-10 | 2019-11-01 | 河南农业大学 | Rural area joint household biogas cogeneration of heat and power is exhaust heat stepped to utilize system |
| CN106479870B (en) * | 2016-11-10 | 2019-11-01 | 河南农业大学 | Polynary circulating straw marsh gas fermentation system |
| CN106517717A (en) * | 2016-12-30 | 2017-03-22 | 曲阜七星沼气科技发展有限公司 | Solar-energy warming type parallel methane generation system |
| WO2019231407A1 (en) * | 2018-05-30 | 2019-12-05 | Bowornpatsajakorn Pongkorn | Bio-methane production system |
| CN108676712A (en) * | 2018-08-07 | 2018-10-19 | 上海环境工程设计研究院有限公司 | A kind of anaerobic fermentation gas stirring device |
| CN109797098A (en) * | 2019-03-05 | 2019-05-24 | 合肥万豪能源设备有限责任公司 | A kind of external marsh gas reactor heating system |
| CN112266852A (en) * | 2020-10-30 | 2021-01-26 | 深圳市德润生物质工程有限公司 | Biogas slurry purification device and purification method |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |