CN202968556U - Baffling attached film type marsh gas tank - Google Patents
Baffling attached film type marsh gas tank Download PDFInfo
- Publication number
- CN202968556U CN202968556U CN2012205835827U CN201220583582U CN202968556U CN 202968556 U CN202968556 U CN 202968556U CN 2012205835827 U CN2012205835827 U CN 2012205835827U CN 201220583582 U CN201220583582 U CN 201220583582U CN 202968556 U CN202968556 U CN 202968556U
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- China
- Prior art keywords
- baffling
- marsh gas
- gas tank
- film
- type marsh
- 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.)
- Expired - Fee Related
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 84
- 238000000855 fermentation Methods 0.000 claims abstract description 18
- 230000004151 fermentation Effects 0.000 claims abstract description 18
- 241000894006 Bacteria Species 0.000 claims abstract description 13
- 230000001427 coherent effect Effects 0.000 claims description 14
- 230000008901 benefit Effects 0.000 abstract description 9
- 238000003756 stirring Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 7
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 239000000126 substance Substances 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 17
- 239000007789 gas Substances 0.000 description 12
- 239000000853 adhesive Substances 0.000 description 9
- 230000001070 adhesive effect Effects 0.000 description 9
- 239000012528 membrane Substances 0.000 description 9
- 239000007788 liquid Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 239000012467 final product Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002028 Biomass Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000007865 diluting Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 238000011081 inoculation Methods 0.000 description 1
- 230000000968 intestinal effect Effects 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M21/00—Bioreactors or fermenters specially adapted for specific uses
- C12M21/04—Bioreactors or fermenters specially adapted for specific uses for producing gas, e.g. biogas
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
- C12M27/18—Flow directing inserts
- C12M27/20—Baffles; Ribs; Ribbons; Auger vanes
-
- 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
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Wood Science & Technology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Zoology (AREA)
- Genetics & Genomics (AREA)
- Sustainable Development (AREA)
- Biomedical Technology (AREA)
- Biochemistry (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Biotechnology (AREA)
- Microbiology (AREA)
- Molecular Biology (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The utility model discloses a baffling attached film type marsh gas tank. In addition to a necessary tank body, a feed port, a discharge port and a marsh gas outlet, the baffling attached film type marsh gas tank also comprises baffle plates which are arranged in the tank body at intervals and can be dismounted and mounted, wherein attached films are arranged on the baffle plates. The baffling attached film type marsh gas tank is formed by combining a baffling type marsh gas tank and an attached film type marsh gas tank together, and integrates the advantages that stirring is not needed, the energy consumption is low, the operation is convenient and an attached film model is high in efficiency and can bear load changes of a baffling mode; and by adopting an active mode integrating the baffle plates and the attached films (for attaching fermenting and gas-producing bacteria), the mounting is facilitated, and the volume occupied by the baffle plates is reduced. The baffle plates provided with the attached films are arranged in the baffling attached film type marsh gas tank, so that fermentation substances enter the tank from the feed port, flow up and down along the baffle plates, pass through the fermenting bacteria on the attached films in sequence in the flowing process, and then are digested and decomposed to release methane gas.
Description
Technical field
The utility model relates to the biogas technology field, more particularly, relates to baffling and adheres to film-type marsh gas tank.
Background technology
Biogas be organic substance in anaerobic environment, under the condition of certain temperature, humidity, potential of hydrogen, by the microbial fermentation effect, a kind of inflammable gas of generation.Because this gas is found in marsh, lake, pond at first, so people are its biogas.
Biogas to be applied in China very general, it is Renewable Energy Development, improve rural environment, realize that the farm crop organic cycle made certain contribution, the Chinese government is the construction of encourage growth methane-generating pit energetically also.But all there are many problems in real operating methane-generating pit.The Miniature biomass pool that the family, rural area is used exists the problems such as input and output material difficulty, crust, aerogenesis be unstable and has seriously restricted its development prospect; The investment of big-and-middle-sized methane-generating pit is large, factor of created gase is quite not high, how to reduce methane-generating pit investment, improve the developing direction that its factor of created gase is the methane-generating pit design always.
The type of methane-generating pit has varied, every type of advantage and defect that it is arranged.Complete hybrid biomass pool structure is simple, uniformity of temperature profile, but energy expenditure is high, factor of created gase is low; Up-flow anaerobic sludge blanket methane tank gas production rate is high, there is no whipping appts, but complex structure, subject range is narrow; The deflector type methane-generating pit need not stir, energy consumption is low, running is convenient, but fluctuation of service, cost are high; Although and biogas adhesive membrane type pond efficient high, can bear load variations, need the filler expense high, easily be short-circuited or stop up.
Therefore, merging all kinds methane-generating pit advantage, reduce the methane-generating pit cost, is a practical way exploring the methane-generating pit development prospect.
The utility model content
In view of this, the utility model provides a kind of baffling to adhere to film-type marsh gas tank, need not stir to merge deflector type, energy consumption is low, running is convenient and adhesive membrane type efficient is high, can bear the advantage of load variations.
For achieving the above object, the utility model provides following technical scheme:
A kind of baffling adheres to film-type marsh gas tank, comprises the pond body, offers feeding mouth, discharge port and methane outlet on the body of described pond, also comprises:
Be arranged in the body of described pond, and along the spaced apart traverse baffle of described pond body;
Be arranged at the coherent film of described traverse baffle both sides, be used for adhering to the fermentation gas bacterium on described coherent film.
Preferably, in above-mentioned baffling adhered to film-type marsh gas tank, described traverse baffle is dismountable to be arranged in the body of described pond.
Preferably, in above-mentioned baffling adheres to film-type marsh gas tank, near the described traverse baffle of described feeding mouth, with respect to larger near the spacing between the described traverse baffle of described discharge port.
Preferably, in above-mentioned baffling adheres to film-type marsh gas tank, also comprise the whipping appts that is arranged at described feeding mouth place.
Preferably, in above-mentioned baffling adhered to film-type marsh gas tank, described whipping appts was spiral agitator.
can find out from above-mentioned technical scheme, the baffling that the utility model provides adheres to film-type marsh gas tank, by combining of deflector type methane-generating pit and biogas adhesive membrane type pond, having merged deflector type need not stir, energy consumption is low, running is convenient and adhesive membrane type efficient is high, can bear the advantage of load variations, and adopt the form of module installation due to traverse baffle, be that traverse baffle can mount and dismount as building blocks in the body of pond, not only facilitated installation, reduced cost of manufacture, and the difference according to concrete fermentation materials adopts different baffle(s) spacings when installing, prevent from making the higher Area Ratio of Chi Tiyou under the prerequisite of feed blocking, reduced simultaneously the shared volume of traverse baffle.On traverse baffle, the setting of coherent film is in order to increase the specific surface area in the body of pond, makes above more fermenting bacteria is attached to, and improves factor of created gase.Baffling adheres to the traverse baffle of installing in film-type marsh gas tank with coherent film, and fermented material is entered by feeding mouth, and current downflow on the traverse baffle is attached the anaerobic bacterium digest and decompose on film in mobile process, discharge methane gas.Discharge port is pumped by the material of pump with fermentation finished thoroughly1, mixes by a certain percentage with new fermented material, is used for diluting new fermentation materials, reenters the entrance fermentation.The methane-generating pit water pump is to keep the power resources that charging is flowed in the pond, and because feed velocity is low, the while water pump only need be kept a little difference of altitude and get final product, and can't expend much electricity.So move in circles, organic matter constantly is converted into biogas.
Description of drawings
The baffling that Fig. 1 provides for the utility model embodiment adheres to the structural representation of film-type marsh gas tank.
Embodiment
The utility model discloses a kind of baffling and adhere to film-type marsh gas tank, need not stir to merge deflector type, energy consumption is low, running is convenient and adhesive membrane type efficient is high, can bear the advantage of load variations.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
See also Fig. 1, the baffling that Fig. 1 provides for the utility model embodiment adheres to the structural representation of film-type marsh gas tank.
The baffling that the utility model embodiment provides adheres to film-type marsh gas tank, comprises pond body 1, offers feeding mouth 11, discharge port 12 and methane outlet on pond body 1, also comprises:
Be arranged in pond body 1, and along the spaced apart traverse baffle 2 of pond body 1, namely adjacent two traverse baffles 2 one of them arrange near Chi Ding, another is put near pond base fabric.After traverse baffle 2 makes material be entered by the feeding mouth 11 at body top, pond, successively along current downflow on traverse baffle 2, until there is discharge port 12 to pump;
Be arranged at the coherent film 3 of traverse baffle 2 both sides, be used for adhering to the fermentation gas bacterium on described coherent film 3.
the baffling that the utility model provides adheres to film-type marsh gas tank, by combining of deflector type methane-generating pit and biogas adhesive membrane type pond, having merged deflector type need not stir, energy consumption is low, running is convenient and adhesive membrane type efficient is high, can bear the advantage of load variations, and adopt the form of module installation due to traverse baffle 2, being traverse baffle 2 can mount and dismount as building blocks pond body 1 is interior, not only facilitated installation, reduced cost of manufacture, and the difference according to concrete fermentation materials adopts different baffle(s) spacings when installing, prevent from making pond body 1 that higher Area Ratio be arranged under the prerequisite of feed blocking, reduced simultaneously the shared volume of traverse baffle 2.On traverse baffle 2, the setting of coherent film 3 is in order to increase the specific surface area in pond body 1, makes above more fermenting bacteria is attached to, and improves factor of created gase.Baffling adheres to the traverse baffle 1 of installing in film-type marsh gas tank with coherent film 3, and fermented material is entered by feeding mouth, and current downflow on the traverse baffle 2 is attached the anaerobic bacterium digest and decompose on film 3 in mobile process, discharge methane gas.Discharge port 12 is pumped by the natural pond liquid A of methane-generating pit water pump 4 with fermentation finished thoroughly1, (shown in the liquid A of natural pond is the discharge of natural pond liquid, the direction opposite with it is only natural pond liquid and refluxes) mix by a certain percentage with new fermented material, be used for diluting new fermentation materials, reenter entrance and ferment.Methane-generating pit water pump 4 is to keep the power resources that charging is flowed in the pond, and because feed velocity is low, 4 need of while methane-generating pit water pump are kept a little difference of altitude and got final product, and can't expend much electricity.So move in circles, organic matter constantly is converted into biogas B.
In order further to optimize technique scheme, the dismountable pond body 1 that is arranged at of traverse baffle 2 is near the traverse baffle 2 of feeding mouth 11, with respect to larger near the spacing between the traverse baffle 2 of discharge port 12.Be and prevent feed blocking, suitably strengthen near traverse baffle 2 spacings of feeding mouth 11 1 ends, suitably reduce near the baffle(s) spacing of discharge port 12 1 ends.
Main innovation part of the present utility model is the application of traverse baffle 2.It is independently that traverse baffle 2 adheres to film-type marsh gas tank with respect to baffling, and it is installed to body inside, pond, and this compares pure deflector type and has reduced difficulty of construction and cost.Traverse baffle 2 plays the baffling effect on the one hand, and the coherent film 3 on traverse baffle 2 provides the habitat for the fermentation gas bacterium on the other hand.Whole baffling adheres to film-type marsh gas tank just as the enteron aisle of human body, and food is sinuate going on one time inside, just digested and assimilated similar by the intestinal villi on small bowel.
In order to process different organic matters, the mounting distance between traverse baffle 2 can suitably be adjusted.Between traverse baffle, the magnitude relationship of spacing the size of feed blocking degree and specific surface area, and material is not easy to stop up when spacing is large, but specific surface area is little, and corresponding aerogenic bacterium is few, and the aerogenesis load is low; When spacing hour specific surface area is large, aerogenesis load is high, but material easily stops up.So will specifically determine baffle(s) spacing according to the practical situation of fermentation materials.
It is to utilize the baffling of operation to adhere to the initial aerogenesis speed that film-type marsh gas tank quickening (newly) baffling adheres to film-type marsh gas tank that the application of traverse baffle 2 also has a benefit.The large-scale biogas adhesive membrane type pond starting period can reach for 8～12 weeks, and reason is the accumulation that initial start stage needs the fermentation gas bacterium.And the traverse baffle that normal operation baffling adheres to film-type marsh gas tank can be dismantled in baffling biogas adhesive membrane type pond, is installed to new baffling and adheres to former rows in film-type marsh gas tank, is equivalent to baffling coherent film formula methane-generating pit has been carried out stable inoculation.Also realized subsequently the diffusion backward of anaerobic bacterium in the fermentation gas process.
The benefit of baffling is that new and old fermentation materials does not mix, and attenuation degree is controlled well, accelerates the velocity of flow of feed liquid when for voluminous gas; Reduce feed liquid velocity of flow or few charging when for fermentation finished thoroughly1.
The utility model does not need to stir, and input and output material is all very convenient, and charging directly adds, and discharging is extracted out by water pump.Due to the existence that the big area coherent film is arranged, the anaerobically fermenting bacterial number is numerous, has guaranteed high yield gas rate and load performance.(coherent film has certain elasticity, prevents to a certain extent the obstruction of material.)
In order further to optimize technique scheme, the utility model also can comprise the whipping appts 5 that is arranged at described feeding mouth 11 places.Wherein, whipping appts 5 is preferably spiral agitator.The utility model has improved the mobility of natural pond liquid by the stirring of 5 pairs of natural pond liquid of whipping appts.
In this specification sheets, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is and the difference of other embodiment that between each embodiment, identical similar part is mutually referring to getting final product.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from spirit or scope of the present utility model, realization in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (5)
1. a baffling adheres to film-type marsh gas tank, comprises pond body (1), offers feeding mouth (11), discharge port (12) and methane outlet on described pond body (1), it is characterized in that, also comprises:
Be arranged in described pond body (1), and along the spaced apart traverse baffle (2) of described pond body (1);
Be arranged at the coherent film (3) of described traverse baffle (2) both sides, described coherent film (3) is upper for adhering to the fermentation gas bacterium.
2. baffling as claimed in claim 1 adheres to film-type marsh gas tank, it is characterized in that, described traverse baffle (2) is dismountable to be arranged in described pond body (1).
3. baffling as claimed in claim 1 adheres to film-type marsh gas tank, it is characterized in that, near the described traverse baffle (2) of described feeding mouth (11), with respect to larger near the spacing between the described traverse baffle (2) of described discharge port (12).
4. adhere to film-type marsh gas tank as the described baffling of claim 1-3 any one, it is characterized in that, also comprise being arranged at the whipping appts (5) that described feeding mouth (11) is located.
5. baffling as claimed in claim 4 adheres to film-type marsh gas tank, it is characterized in that, described whipping appts (5) is spiral agitator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205835827U CN202968556U (en) | 2012-10-30 | 2012-10-30 | Baffling attached film type marsh gas tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205835827U CN202968556U (en) | 2012-10-30 | 2012-10-30 | Baffling attached film type marsh gas tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202968556U true CN202968556U (en) | 2013-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012205835827U Expired - Fee Related CN202968556U (en) | 2012-10-30 | 2012-10-30 | Baffling attached film type marsh gas tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202968556U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105219626A (en) * | 2015-11-15 | 2016-01-06 | 朱永彪 | Cast iron casting structure anaerobic power-generating supply station |
| CN105219625A (en) * | 2015-11-15 | 2016-01-06 | 朱永彪 | Brick mix structure anaerobic power-generating supply station |
| CN105219627A (en) * | 2015-11-15 | 2016-01-06 | 朱永彪 | Stainless steel steel and concrete structure anaerobic power-generating supply station |
| CN105255710A (en) * | 2015-11-15 | 2016-01-20 | 朱永彪 | Anaerobic power generation and gas supply station with reinforced concrete structure |
| CN105385579A (en) * | 2015-11-15 | 2016-03-09 | 朱永彪 | Anaerobic power generation and gas supply station with rubber thread steel-concrete structure |
| CN105385576A (en) * | 2015-11-15 | 2016-03-09 | 朱永彪 | Anaerobic power generation and gas supply station with cast iron casting structure |
| CN105385581A (en) * | 2015-11-15 | 2016-03-09 | 朱永彪 | Anaerobic power generation and gas supply station with plastic steel-concrete structure |
| CN105420076A (en) * | 2015-11-15 | 2016-03-23 | 朱永彪 | Vitex woven mixed membrane steel structure anaerobic power generation gas supply station |
| CN105420078A (en) * | 2015-11-15 | 2016-03-23 | 朱永彪 | Rubber line and steel mixed structure anaerobic power generation gas supply station |
| CN105420077A (en) * | 2015-11-15 | 2016-03-23 | 朱永彪 | Steel and wood structure anaerobic power generation gas supply station |
| CN109330227A (en) * | 2018-09-21 | 2019-02-15 | 福建优净星环境科技有限公司 | A kind of antibiotic and sterilizing medicine storage device |
| CN111254054A (en) * | 2020-01-16 | 2020-06-09 | 河南城润环境科技有限公司 | Unpowered automatic baffling type methane generating device |
-
2012
- 2012-10-30 CN CN2012205835827U patent/CN202968556U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105219626A (en) * | 2015-11-15 | 2016-01-06 | 朱永彪 | Cast iron casting structure anaerobic power-generating supply station |
| CN105219625A (en) * | 2015-11-15 | 2016-01-06 | 朱永彪 | Brick mix structure anaerobic power-generating supply station |
| CN105219627A (en) * | 2015-11-15 | 2016-01-06 | 朱永彪 | Stainless steel steel and concrete structure anaerobic power-generating supply station |
| CN105255710A (en) * | 2015-11-15 | 2016-01-20 | 朱永彪 | Anaerobic power generation and gas supply station with reinforced concrete structure |
| CN105385579A (en) * | 2015-11-15 | 2016-03-09 | 朱永彪 | Anaerobic power generation and gas supply station with rubber thread steel-concrete structure |
| CN105385576A (en) * | 2015-11-15 | 2016-03-09 | 朱永彪 | Anaerobic power generation and gas supply station with cast iron casting structure |
| CN105385581A (en) * | 2015-11-15 | 2016-03-09 | 朱永彪 | Anaerobic power generation and gas supply station with plastic steel-concrete structure |
| CN105420076A (en) * | 2015-11-15 | 2016-03-23 | 朱永彪 | Vitex woven mixed membrane steel structure anaerobic power generation gas supply station |
| CN105420078A (en) * | 2015-11-15 | 2016-03-23 | 朱永彪 | Rubber line and steel mixed structure anaerobic power generation gas supply station |
| CN105420077A (en) * | 2015-11-15 | 2016-03-23 | 朱永彪 | Steel and wood structure anaerobic power generation gas supply station |
| CN109330227A (en) * | 2018-09-21 | 2019-02-15 | 福建优净星环境科技有限公司 | A kind of antibiotic and sterilizing medicine storage device |
| CN111254054A (en) * | 2020-01-16 | 2020-06-09 | 河南城润环境科技有限公司 | Unpowered automatic baffling type methane generating device |
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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 |
Granted publication date: 20130605 Termination date: 20151030 |
|
| EXPY | Termination of patent right or utility model |