CN204058476U - A kind of biogas fermentation device - Google Patents
A kind of biogas fermentation device Download PDFInfo
- Publication number
- CN204058476U CN204058476U CN201420454704.1U CN201420454704U CN204058476U CN 204058476 U CN204058476 U CN 204058476U CN 201420454704 U CN201420454704 U CN 201420454704U CN 204058476 U CN204058476 U CN 204058476U
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- China
- Prior art keywords
- fermentor tank
- cone
- pipe
- backgauge
- backgauge cone
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- 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.)
- Expired - Fee Related
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- 238000000855 fermentation Methods 0.000 title claims abstract description 45
- 230000004151 fermentation Effects 0.000 title claims abstract description 45
- 239000007788 liquid Substances 0.000 claims abstract description 21
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 238000003756 stirring Methods 0.000 claims description 13
- 238000007599 discharging Methods 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 12
- 239000002994 raw material Substances 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000007774 longterm Effects 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000010828 animal waste Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 210000003625 skull Anatomy 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012549 training Methods 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 kind of biogas fermentation device, comprise fermentor tank, the vapor pipe be arranged on fermentor tank, whipping appts, the backflow mouth of pipe, liquid discharge pipe, scum pipe and opening for feed, be provided with in fermentor tank heating unit, be relatively much of backgauge cone and lower backgauge cone.The utility model by being provided with upper and lower backgauge cone in fermentor tank, not only effectively prevent material to float to crust, the solid-liquid separation of fermentation residue and fermented liquid can also be realized, deslagging ratio smoothly, sealing property simultaneously in fermentor tank is better, and do not have gas leak phenomenon, the utilization ratio of raw material can reach more than 90%, factor of created gase can improve 20% ~ 30%, and gas production rate is stablized.In addition, by the adjustment of protractor, thus ensure that fermentor tank still can not carry out anaerobically fermenting by the restriction in season, and this device is simple to operate, management and easy to maintenance, use safety, reliable, the operation of whole fermentation unit long-term stability can be ensured, be easy to promote the use of.
Description
Technical field
The utility model belongs to biogas energy equipment technical field, is specifically related to a kind of biogas fermentation device.
Background technology
Nowadays, in help from government agricultural development with under the prerequisite solving environmental problem, government is to a large amount of economic benefit in pig farm, support that large-scale biogas fermentation device is built on pig farm, not only solve the environmental issue of ight soil discharge in pig farm, biogas is as a kind of new forms of energy simultaneously, effectively can solve the life energy problem of people, but in order to adapt to the demand of China's energy and environmental protection, biogas should to centralization, mass-producing, the future development of industrialization, to cogeneration, vehicle fuel, be incorporated to the future developments such as gas distributing system, instead of only rest on that being simply used for makes a fire cooks, illumination and heating.And fermentor tank is as the nucleus equipment of biogas fermentation, its state of the art is related to the state of the art of whole biogas industry, at present for the fermentor tank of biogas fermentation, residents is generally hydrostatic methane-generating pit, construction is simple, operational management is convenient, fermentation efficiency is low, be not suitable for the large-sized biogas engineering of mass-producing industrialization, large methane tank then adopts concrete and steel construction, because the structure of fermentor tank itself is perfect not, pond body is larger with fermentation surface area ratio, after fermentation raw material puts into fermentation vat, even if by stirring, also be difficult to contact with the microorganism in fermentation vat, make factor of created gase lower, gas production rate is unstable, be exactly that methane-generating pit maintenance is too coarse in addition, sealed structure is poor, there is gas leak phenomenon in various degree, in addition, the ight soil entering into fermentor tank will produce a large amount of scum silica frost in the process of anaerobically fermenting, these scum silica frost are poly-exists liquid level, be not easy to discharge from the slag-drip opening under liquid level very much, the accumulation of these scum silica frost not only affects the output of biogas, but also the outlet conduit of biogas can be blocked.Therefore, develop that a kind of structure is simple, cost is low, input and output material is smooth and easy, resistance to air loss is good, gas production rate is stablized, effectively can improve the biogas fermentation device of gas production rate is desirability.
Summary of the invention
The purpose of this utility model is to provide that a kind of structure is simple, cost is low, input and output material is smooth and easy, resistance to air loss is good, and gas production rate is stablized, effectively can improve the biogas fermentation device of gas production rate.
The purpose of this utility model realizes like this, comprise fermentor tank, be arranged on the vapor pipe on fermentor tank, whipping appts, the backflow mouth of pipe, liquid discharge pipe, scum pipe and opening for feed, the rotating shaft of whipping appts is arranged at intervals with multiple impellers, the upper backgauge cone of pyramidal structure is installed in the fermentor tank above the superiors' stirring rake, the small end of upper backgauge cone is connected with stir shaft, large end is connected with fermentor tank inwall, the lower backgauge cone of inverted cone-shaped structure is installed in the fermentor tank below orlop stirring rake, the large end of lower backgauge cone is connected with fermentor tank inwall, small end is connected with the scum pipe through fermenter base, upper backgauge cone and lower backgauge cone are processed with the sieve aperture that diameter is 3 ~ 5mm, opening for feed is arranged on the fermentor tank housing of backgauge cone below, opening for feed is provided with inlet control valve, scum pipe is provided with discharging control valve, upper backgauge cone and lower backgauge bore between fermentor tank inwall on heating unit is installed, heating unit is provided with temperature regulator, the fermentor tank housing of upper backgauge cone top arranges the overflow mouth of pipe.
The utility model by being provided with upper and lower backgauge cone in fermentor tank, make the material entered in fermentor tank can carry out sufficient anaerobically fermenting in limited region, fermented liquid has been impelled to permeate uniformly in material, significantly improve the concentration of fermentation materials in fermentor tank, and upper backgauge cone effectively can prevent material floating crust, lower backgauge cone is connected with scum pipe, the solid-liquid separation of fermentation residue and fermented liquid can be realized, deslagging ratio smoothly, be provided with heating unit and Multi-stage stirring device in fermentation zone simultaneously, further can abolish the crust of raw material, and material is when carrying out fermentation reaction, all valves on fermentor tank are all in closing condition, sealing property is better, there is no gas leak phenomenon, raw material can be made fully to mix and digest completely, the utilization ratio of raw material can reach more than 90%, factor of created gase can improve 20% ~ 30%, gas production rate is stablized.In addition, by the adjustment of protractor, temperature in fermentor tank is made to be in optimum fermentation temp all the time, thus ensure fermentor tank not by the restriction in season, and this device is simple to operate, management and easy to maintenance, use safety, reliable, the operation of whole fermentation unit long-term stability can be ensured, be easy to promote the use of.
Accompanying drawing explanation
Fig. 1 is the utility model one-piece construction schematic diagram.
In figure: 1-fermentor tank, backgauge cone under 2-, 3-heating unit, 4-temperature regulator, 5-thermocouple thermometer, the upper backgauge cone of 6-, 7-inlet control valve, 8-opening for feed, 9-gas meter, 10-tensimeter, 11-vapor pipe, 12-whipping appts, 121-rotating shaft, 122-stirring rake, 13-safety valve, 14-refluxes the mouth of pipe, the 15-overflow mouth of pipe, 16-acid & alkali liquid adds mouth, 17-circulation waterway, 18-reservoir, 19-liquid discharge pipe, 20-discharging control valve, 21-scum pipe.
Embodiment
Be further described the utility model below in conjunction with accompanying drawing, but limited the utility model never in any form, any change done based on the utility model training centre or improvement, all belong to protection domain of the present utility model.
As shown in Figure 1, the utility model comprises fermentor tank 1, be arranged on the vapor pipe 11 on fermentor tank 1, whipping appts 12, the backflow mouth of pipe 14, liquid discharge pipe 19, scum pipe 21 and opening for feed 8, the rotating shaft 121 of whipping appts 12 is arranged at intervals with multiple impellers 122, the upper backgauge cone 6 of pyramidal structure is installed in the fermentor tank 1 above the superiors' stirring rake 122, the small end of upper backgauge cone 6 is connected with stir shaft 121, large end is connected with fermentor tank 1 inwall, the lower backgauge cone 2 of inverted cone-shaped structure is installed in the fermentor tank below orlop stirring rake 122, the large end of lower backgauge cone 2 is connected with fermentor tank 1 inwall, small end is connected with the scum pipe 21 bottom through fermentor tank 1, upper backgauge cone 6 and lower backgauge cone 2 are processed with the sieve aperture that diameter is 3 ~ 5mm, opening for feed 8 is arranged on fermentor tank 1 housing below backgauge cone 6, opening for feed 8 is provided with inlet control valve 7, scum pipe 21 is provided with discharging control valve 20, upper backgauge cone 6 and lower backgauge are bored on fermentor tank 1 inwall between 2 and are provided with heating unit 3, heating unit 3 is provided with temperature regulator 4, fermentor tank 1 housing above upper backgauge cone 6 arranges the overflow mouth of pipe 15.
The utility model in use, first the inlet control valve 7 of opening for feed 8 is opened, by fermentation raw material by opening for feed 8 be sent to upper backgauge cone 6 and lower backgauge bore in the fermentor tank 1 between 2, fermentation raw material mixes with water after entering fermentor tank 1, close inlet control valve 7, stir 122 and be uniformly mixed raw material under the driving effect of motor, device for simultaneous heating 3 heats, now, fermentation raw material starts fermentation in fermentor tank 1, when the temperature in tank reaches the optimum fermentation temp of fermentation, temperature regulator 4 sends instruction to be stopped heating in tank, when the temperature in tank is lower than the optimum fermentation temp fermented, temperature regulator 4 again starts heating unit 3 and heats, make in tank, to remain best leavening temperature, constant in order to ensure the leavening temperature in tank, one layer of heat preservation layer can be added in the outside of fermentor tank, after the anaerobic digestion in fermentor tank completes, when needing deslagging, open the discharging control valve 20 bottom scum pipe 21, residue after having fermented relies on the gravity of self to discharge from scum pipe 21, deslagging is very smooth and easy, after deslagging terminates, close discharging control valve 20 immediately, like this, can effectively control entering of air, and then open inlet control valve 7, add virgin material.In above-mentioned fermenting process, the biogas that fermentation produces is discharged by vapor pipe 11, and when the fermentation liquid level in tank is too high, unnecessary fermented liquid is flowed out by the overflow mouth of pipe 15.Adopt this fermentor tank 1 to carry out reaction fermentation, the utilization ratio of raw material can reach more than 90%, and factor of created gase can improve 20% ~ 30%, and gas production rate is stablized, good airproof performance, the optimal selection of Shi Ge great plant process animal waste.
Further, the cone angle of described upper backgauge cone 6 and lower backgauge cone 2 is 160 ~ 180 °, and preventing material skull and ensureing deslagging simultaneously smoothly, the space of fermentation zone can be made enough large, and the fermentation raw material of process is many.
For the ease of the leavening temperature in Real-Time Monitoring fermentor tank 1, the housing in the middle part of described fermentor tank 1 is provided with 2 ~ 4 thermocouple thermometers 5.
Further, the top of described fermentor tank 1 is provided with safety valve 13, because when material reacts fermentation in fermentor tank 1, all valves on fermentor tank 1 are all in closing condition, pressure in fermentor tank 1 can increase, and when the pressure in fermentor tank 1 is higher, the valve of safety valve 13 will be opened automatically, timely pressure release, thus ensure the safe and reliable operation of fermentor tank.
In order to realize the Real-Time Monitoring to biogas output, described vapor pipe 11 is provided with tensimeter and gas meter 9.
Further, described liquid discharge pipe 19 place is provided with reservoir 18, in described reservoir 18, dividing plate is installed, reservoir 18 is separated into settling tank and filtering basin by described dividing plate, bottom described filtering basin, force (forcing) pump is installed, described force (forcing) pump is connected with the backflow mouth of pipe 14 by circulation waterway 17, one is in order to avoid fermented liquid spills contaminate environment, two is that fermentation liquid circulation utilizes, not only can shorten the time of fermentation reaction, improve factor of created gase, water source can also be saved, in addition, material reaction needs under weakly acidic environment, in order to keep the acid intensity in fermentor tank 1, described upper backgauge cone 6 and lower backgauge are bored and fermentor tank 1 housing between 2 arranges acid & alkali liquid are added mouth.
Claims (8)
1. a biogas fermentation device, comprise fermentor tank (1), be arranged on the vapor pipe (11) on fermentor tank (1), whipping appts (12), the backflow mouth of pipe (14), liquid discharge pipe (19), scum pipe (21) and opening for feed (8), it is characterized in that: the rotating shaft (121) of described whipping appts (12) is arranged at intervals with multiple impellers (122), upper backgauge cone (6) of pyramidal structure is installed in the fermentor tank (1) of described the superiors stirring rake (122) top, the small end of described upper backgauge cone (6) is connected with stir shaft (121), large end is connected with fermentor tank (1) inwall, lower backgauge cone (2) of inverted cone-shaped structure is installed in the fermentor tank of described orlop stirring rake (122) below, the large end of described lower backgauge cone (2) is connected with fermentor tank (1) inwall, small end is connected with the scum pipe (21) through fermentor tank (1) bottom, described upper backgauge cone (6) and lower backgauge cone (2) are processed with the sieve aperture that diameter is 3 ~ 5mm, described opening for feed (8) is arranged on fermentor tank (1) housing of backgauge cone (6) below, described opening for feed (8) is provided with inlet control valve (7), described scum pipe (21) is provided with discharging control valve (20), described upper backgauge cone (6) and lower backgauge are bored on fermentor tank (1) inwall between (2) and are provided with heating unit (3), described heating unit (3) is provided with temperature regulator (4), fermentor tank (1) housing of described upper backgauge cone (6) top arranges the overflow mouth of pipe (15).
2. a kind of biogas fermentation device according to claim 1, is characterized in that: the cone angle of described upper backgauge cone (6) and lower backgauge cone (2) is 160 ~ 180 °.
3. a kind of biogas fermentation device according to claim 1, is characterized in that: the housing at described fermentor tank (1) middle part is provided with 2 ~ 4 thermocouple thermometers (5).
4. a kind of biogas fermentation device according to claim 1, is characterized in that: the top of described fermentor tank (1) is provided with safety valve (13).
5. a kind of biogas fermentation device according to claim 1, is characterized in that: described vapor pipe (11) is provided with tensimeter (10).
6. a kind of biogas fermentation device according to claim 1, is characterized in that: described vapor pipe (11) is provided with gas meter (9).
7. a kind of biogas fermentation device according to claim 1, it is characterized in that: described liquid discharge pipe (19) place is provided with reservoir (18), described reservoir is provided with dividing plate in (18), reservoir (18) is separated into settling tank and filtering basin by described dividing plate, be provided with force (forcing) pump bottom described filtering basin, described force (forcing) pump is connected with the backflow mouth of pipe (14) by circulation waterway (17).
8. a kind of biogas fermentation device according to claim 1, is characterized in that: described upper backgauge cone (6) and lower backgauge are bored and fermentor tank (1) housing between (2) arranges acid & alkali liquid added mouth (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420454704.1U CN204058476U (en) | 2014-08-13 | 2014-08-13 | A kind of biogas fermentation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420454704.1U CN204058476U (en) | 2014-08-13 | 2014-08-13 | A kind of biogas fermentation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204058476U true CN204058476U (en) | 2014-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420454704.1U Expired - Fee Related CN204058476U (en) | 2014-08-13 | 2014-08-13 | A kind of biogas fermentation device |
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| CN (1) | CN204058476U (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105716682A (en) * | 2016-03-30 | 2016-06-29 | 农业部沼气科学研究所 | Gas production rate testing system for methane project |
| CN106497758A (en) * | 2016-11-28 | 2017-03-15 | 熊汉夫 | A kind of utilization solid organic castoff produces the devices and methods therefor of biogas |
| CN107129092A (en) * | 2017-05-30 | 2017-09-05 | 董晶龙 | A kind of industrial sewage processing unit and its processing method |
| CN107382405A (en) * | 2017-09-18 | 2017-11-24 | 瑞昌市渝瑞实业有限公司 | A kind of farm manure installation for fermenting |
| CN107445660A (en) * | 2017-09-18 | 2017-12-08 | 瑞昌市渝瑞实业有限公司 | Farm manure installation for fermenting with exhaust gear |
| CN107881099A (en) * | 2017-11-29 | 2018-04-06 | 曾华明 | A kind of edible fungus fermented device |
| CN107937255A (en) * | 2017-12-22 | 2018-04-20 | 中冶焦耐(大连)工程技术有限公司 | A kind of vertical continuous anaerobic fermentation tank of ultra-large type |
| CN108085242A (en) * | 2017-12-30 | 2018-05-29 | 郑州赫恩电子信息技术有限公司 | A kind of agricultural methane tank of deslagging excellent effect |
| CN108148738A (en) * | 2018-01-05 | 2018-06-12 | 厦门大学 | A kind of culture microalgae processing biogas slurry coupling anaerobic ferment devices and its operation method |
| CN111019724A (en) * | 2019-12-18 | 2020-04-17 | 上海林海生态技术股份有限公司 | Equipment matched with gas storage tank system |
| CN111233537A (en) * | 2020-03-13 | 2020-06-05 | 丁亦丰 | Fermenting installation is used in organic fertilizer preparation of agricultural waste comprehensive utilization |
| CN112251332A (en) * | 2020-10-23 | 2021-01-22 | 东北农业大学 | Anti-crusting fermentation device |
| CN117778152A (en) * | 2023-12-06 | 2024-03-29 | 北京朝阳环境集团有限公司 | Circulating anaerobic fermentation device and control method thereof |
-
2014
- 2014-08-13 CN CN201420454704.1U patent/CN204058476U/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105716682B (en) * | 2016-03-30 | 2020-05-12 | 农业部沼气科学研究所 | Biogas engineering gas production rate test system |
| CN105716682A (en) * | 2016-03-30 | 2016-06-29 | 农业部沼气科学研究所 | Gas production rate testing system for methane project |
| CN106497758A (en) * | 2016-11-28 | 2017-03-15 | 熊汉夫 | A kind of utilization solid organic castoff produces the devices and methods therefor of biogas |
| CN107129092A (en) * | 2017-05-30 | 2017-09-05 | 董晶龙 | A kind of industrial sewage processing unit and its processing method |
| CN107382405A (en) * | 2017-09-18 | 2017-11-24 | 瑞昌市渝瑞实业有限公司 | A kind of farm manure installation for fermenting |
| CN107445660A (en) * | 2017-09-18 | 2017-12-08 | 瑞昌市渝瑞实业有限公司 | Farm manure installation for fermenting with exhaust gear |
| CN107881099A (en) * | 2017-11-29 | 2018-04-06 | 曾华明 | A kind of edible fungus fermented device |
| CN107937255A (en) * | 2017-12-22 | 2018-04-20 | 中冶焦耐(大连)工程技术有限公司 | A kind of vertical continuous anaerobic fermentation tank of ultra-large type |
| CN108085242A (en) * | 2017-12-30 | 2018-05-29 | 郑州赫恩电子信息技术有限公司 | A kind of agricultural methane tank of deslagging excellent effect |
| CN108148738A (en) * | 2018-01-05 | 2018-06-12 | 厦门大学 | A kind of culture microalgae processing biogas slurry coupling anaerobic ferment devices and its operation method |
| CN111019724A (en) * | 2019-12-18 | 2020-04-17 | 上海林海生态技术股份有限公司 | Equipment matched with gas storage tank system |
| CN111233537A (en) * | 2020-03-13 | 2020-06-05 | 丁亦丰 | Fermenting installation is used in organic fertilizer preparation of agricultural waste comprehensive utilization |
| CN112251332A (en) * | 2020-10-23 | 2021-01-22 | 东北农业大学 | Anti-crusting fermentation device |
| CN112251332B (en) * | 2020-10-23 | 2021-07-20 | 东北农业大学 | Anti-crusting fermentation device |
| CN117778152A (en) * | 2023-12-06 | 2024-03-29 | 北京朝阳环境集团有限公司 | Circulating anaerobic fermentation device and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 |