CN108676712A - A kind of anaerobic fermentation gas stirring device - Google Patents
A kind of anaerobic fermentation gas stirring device Download PDFInfo
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- CN108676712A CN108676712A CN201810889826.6A CN201810889826A CN108676712A CN 108676712 A CN108676712 A CN 108676712A CN 201810889826 A CN201810889826 A CN 201810889826A CN 108676712 A CN108676712 A CN 108676712A
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- biogas
- tank body
- reflux
- anaerobic fermentation
- branch pipe
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- 238000000855 fermentation Methods 0.000 title claims abstract description 48
- 238000003756 stirring Methods 0.000 title claims abstract description 24
- 238000010992 reflux Methods 0.000 claims abstract description 41
- 239000000463 material Substances 0.000 claims abstract description 31
- 230000004151 fermentation Effects 0.000 claims abstract description 21
- 230000008676 import Effects 0.000 claims abstract description 10
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 8
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000013019 agitation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000009304 pastoral farming Methods 0.000 description 1
Classifications
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- 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
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/02—Form or structure of the vessel
- C12M23/04—Flat or tray type, drawers
-
- 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
- C12M27/02—Stirrer or mobile mixing elements
-
- 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
- C12M29/00—Means for introduction, extraction or recirculation of materials, e.g. pumps
- C12M29/18—External loop; Means for reintroduction of fermented biomass or liquid percolate
-
- 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
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/40—Means for regulation, monitoring, measurement or control, e.g. flow regulation of pressure
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Zoology (AREA)
- Biomedical Technology (AREA)
- Sustainable Development (AREA)
- Microbiology (AREA)
- Biotechnology (AREA)
- Biochemistry (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Clinical Laboratory Science (AREA)
- Analytical Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
- Treatment Of Sludge (AREA)
Abstract
The present invention relates to a kind of anaerobic fermentation gas stirring devices,It include the tank body stirred for form anaerobic fermentation methane,Fermentation chamber is formed in tank body,At least one biogas reflux mechanism is provided on tank body,Biogas reflux mechanism includes being opened in the biogas bypass outlet of tank body upper end and at least one biogas being opened in below tank body reflux import,Biogas bypass outlet connects return main,Return main is connected to the biogas area of fermentation chamber,Each biogas reflux import is separately connected reflux branch pipe,Each reflux branch pipe is connected to the material area of fermentation chamber,Return main forms pipeline connection with each reflux branch pipe,It is provided with air pump on the pipeline of return main,Biogas is back to material area by biogas from each biogas reflux import below tank body by each reflux branch pipe,To float up to from the bottom in material area the Flow of Goods and Materials in top tape animal material area with biogas,To achieve the effect that stir material,Make material that can adequately ferment in tank body.
Description
Technical field
The present invention relates to a kind of anaerobic fermentation gas stirring devices.
Background technology
With the development of China's economic society, the trend of aquaculture scale is getting faster, and is turned from traditional free-ranging
Become small-scale centralization cultivation and large-scale industrialized cultivation.For scale livestock farming, large and medium-sized natural pond is built using concentrating
Gas engineering is handled.However, anaerobic fermentation tank carries out needing ceaselessly to stir when anaerobic fermentation, to prevent anaerobic jar internal junction
The problems such as skin, aliphatic acid accumulation, currently, anaerobic fermentation mostly uses configuration center or side formula blender both at home and abroad, to pot liquid
Ceaselessly stir.But the stirring system there are operation expense height, stirring do not fill easily, easy to produce the problem of dead angle, shadow
Ring anaerobic digestion effect.
Patent CN 20666652O U propose a kind of organic garbage anaerobic fermentation device of unpowered agitation, pass through setting
T shapes are separated into epicoele and cavity of resorption every cylinder, by the inner cavity of anaerobic ferment devices, since upper and lower cavity is there are certain difference in volume, because
The tolerance that this generates biogas is different.Since there are pressure differences for biogas air pressure in upper and lower chamber, to make the slurry in upper and lower chamber produce
Raw difference in height, the release of biogas is realized and the process that builds the pressure by the opening and closing of pipe valve, to make the slurry in upper and lower chamber
It returns and flows repeatedly.
But since the pressure difference of biogas air pressure in upper and lower chamber is unstable, so inefficient to liquid agitation, increase
Fermentation time prevents liquid from adequately realizing anaerobic fermentation.
Invention content
The technical problem to be solved in the present invention is to provide a kind of anaerobic fermentation gas stirring devices, solve tradition machinery stirring
The problem of generated operation and maintenance cost.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of anaerobic fermentation gas stirring device is provided, includes the tank body stirred for form anaerobic fermentation methane, shape in tank body
At fermentation chamber, fermentation chamber lower part is material area, and top is biogas area;At least one biogas reflux mechanism is provided on tank body.
Further, biogas reflux mechanism includes being opened in the biogas bypass outlet of tank body upper end and being opened in below tank body
At least one biogas flow back import, biogas bypass outlet connects return main, and return main is connected to the biogas area of fermentation chamber,
The reflux import of each biogas is separately connected reflux branch pipe, and each reflux branch pipe is connected to the material area of fermentation chamber, return main and
Each reflux branch pipe forms pipeline connection, and air pump is provided on the pipeline of return main, and the is provided on the pipeline for the branch pipe that flows back
One check-valves.
Further, second check-valve is provided on the pipeline of return main, second check-valve is located at air pump downstream.
Further, the pressure sensor for detecting biogas area air pressure in tank body is installed on tank body.
Further, tank body upper end connects gas collecting tube, and gas collecting tube is connected to biogas area in tank body, and third is provided on gas collecting tube
Check-valves.
Further, inlet port and outlet port are offered on tank body, feed inlet connects feed pipe, charging is provided on feed pipe
Valve;Discharge port connects discharge nozzle, and outlet valve is provided on discharge nozzle.
Further, the bottom of tank body is inverted cone cylinder shape, and each reflux branch pipe is connect with the conical surface of tank body lower end, is discharged
Mouth is located at cone cylinder bottom end.
The beneficial effects of the invention are as follows:
Biogas in biogas area is sucked back using the air pump in biogas reflux mechanism from the biogas bypass outlet of tank body upper end
Stream supervisor, and biogas is back to by biogas by material from each biogas reflux import below tank body by each reflux branch pipe
Area, to float up to the Flow of Goods and Materials in top tape animal material area from the bottom in material area with biogas, to reach stirring thing
The effect of material, and solve the problems, such as operation and maintenance cost caused by tradition machinery stirring.
Description of the drawings
The following further describes the present invention with reference to the drawings.
Fig. 1 is a kind of schematic diagram of anaerobic fermentation gas stirring device of the present invention;
Wherein;Tank body 1, return main 2, air pump 21, second check-valve 22, reflux branch pipe 3, first check-valve 31, pressure
Sensor 4, gas collecting tube 5, third check-valves 51, feed pipe 6, inlet valve 61, discharge nozzle 7, outlet valve 71.
Specific implementation mode
Presently in connection with attached drawing, the present invention is further illustrated.These attached drawings are simplified schematic diagram only with signal side
Formula illustrates the basic structure of the present invention, therefore it only shows the composition relevant to the invention.
As shown in Figure 1;
A kind of anaerobic fermentation gas stirring device is provided, includes the tank body 1 stirred for form anaerobic fermentation methane, in tank body 1
Fermentation chamber is formed, fermentation chamber lower part is material area, and top is biogas area;Also inlet port and outlet port can be offered on tank body 1,
Feed inlet connects feed pipe 6, and inlet valve 61 is provided on feed pipe 6;Discharge port connects discharge nozzle 7, is provided with out on discharge nozzle 7
Expect valve 71, using inlet port and outlet port can facilitate into tank body 1 feed or discharge, and may be used inlet valve 61 or
The uninterrupted of the control of outlet valve 71 charging or discharging.
Gas collecting tube 5 is connected in 1 upper end of tank body, gas collecting tube 5 is connected to biogas area in tank body 1, and third is provided on gas collecting tube 5
Check-valves 51, and the pressure sensor 4 for detecting biogas area air pressure in tank body 1 can be also installed on tank body 1, using pressure
Force snesor 4 monitors the pressure in tank body 1, and knows containing for biogas in tank body 1 by the signal that pressure sensor 4 transmits
Biogas after fermentation in tank body 1 is being conveyed and is being saved by gas collecting tube 5, can also controlled by third check-valves 51 by amount
The conveying of 5 biogas of gas collecting tube processed is turned on and off.
Biogas reflux mechanism there are two being also arranged on tank body 1, biogas reflux mechanism includes being opened in 1 upper end of tank body
Biogas bypass outlet and the three biogas reflux import for being opened in 1 lower section of tank body, biogas bypass outlet connect return main 2,
Return main 2 is connected to the biogas area of fermentation chamber, and each biogas reflux import is separately connected reflux branch pipe 3, each reflux branch pipe 3
It is connected to the material area of fermentation chamber, return main 2 forms pipeline connection with each reflux branch pipe 3, is set on the pipeline of return main 2
It is equipped with air pump 21, first check-valve 31 is provided on the pipeline for the branch pipe 3 that flows back, is also provided on the pipeline of return main 2
Second check-valve 22, second check-valve 22 are located at 21 downstream of air pump.
Also it can be set as inverted cone cylinder shape in the bottom of tank body 1, each reflux branch pipe 3 is connect with the conical surface of 1 lower end of tank body,
Discharge port is located at cone cylinder bottom end, and cone cylinder shape is set as using by 1 bottom of tank body, can when being discharged by discharge nozzle 7 cone cylinder shape
Bottom discharging can be made more smooth and not will produce clogging.
Biogas in biogas area is sucked using the air pump 21 in biogas reflux mechanism from the biogas bypass outlet of 1 upper end of tank body
Return main 2, and biogas is flowed back biogas from each biogas reflux import of 1 lower section of tank body by each reflux branch pipe 3
To material area, to float up to the Flow of Goods and Materials in top tape animal material area from the bottom in material area with biogas, to reach
The effect of material is stirred, and can prevent the material in material area from entering reflux branch pipe 3 using first check-valve 31, influences biogas
Into material area, make material that can adequately ferment in tank body 1.
First check-valve 31, second check-valve 22, third check-valves 51 are existing matured product, on the market can be direct
It buys.Such as it is online this, see link;
https://b2b.hc360.com/viewPics/supplyself_pics/669674607.html。
Inlet valve 61 and outlet valve 71 are shut-off valve;For conventional products, it to be used for control pipeline break-make.
Air pump used in the present embodiment is conventional products, can directly be bought on the market, such as online production
Product are shown in link;
https://item.taobao.com/item.htmSpm=a230r.1.14.188.432968e75qgYtc&
Id=524751063293&ns=1&abbucket=12#detail.
When practical operation, material enters from feed pipe 6 carries out anaerobic fermentation for the tank body 1 of anaerobic fermentation, and material is located at
In material area, first check-valve 31, second check-valve 22 and third check-valves 51 are closed, the biogas in anaerobic fermentation tank is made
Air pump 22 is opened in accumulation when accumulating to a certain extent, and first check-valve 31, second check-valve 22 are opened respectively, pass through reflux
Biogas is back to fermentation chamber bottom by supervisor 2, and under the action of biogas, the material in fermentation chamber is stirred.
Signal is transmitted by pressure sensor 4, when the biogas area pressure of fermentation chamber reaches certain value, closes air pump 22,
Third check-valves 51 is opened, biogas is discharged by gas collecting tube 5, when pressure sensor 4 transmits signal, the natural pond of 1 fermentation chamber of tank body
When gas area pressure is less than the value that some sets, third check-valves 51 is closed, air pump 22 is closed, re-starts biogas return stirring.
It is enlightenment with above-mentioned desirable embodiment according to the present invention, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to determine its technical scope according to right.
Claims (7)
1. a kind of anaerobic fermentation gas stirring device, characterized in that include the tank body stirred for form anaerobic fermentation methane(1), institute
State tank body(1)Interior formation fermentation chamber, the fermentation chamber lower part are material area, and top is biogas area;The tank body(1)On be provided with
At least one biogas reflux mechanism.
2. a kind of anaerobic fermentation gas stirring device according to claim 1, characterized in that biogas reflux mechanism packet
It includes and is opened in tank body(1)The biogas bypass outlet of upper end and at least one biogas reflux import being opened in below tank body, institute
State biogas bypass outlet connection return main(2), the return main(2)It is connected to the biogas area of fermentation chamber, each biogas returns
It flows into mouth and is separately connected reflux branch pipe(3), each reflux branch pipe(3)It is connected to the material area of fermentation chamber, the return main(2)
With each reflux branch pipe(3)Form pipeline connection;
The return main(2)Pipeline on be provided with air pump(21), the reflux branch pipe(3)Pipeline on be provided with first and stop
Return valve(31).
3. a kind of anaerobic fermentation gas stirring device according to claim 2, characterized in that the return main(2)'s
Second check-valve is provided on pipeline(22), the second check-valve(22)Positioned at air pump(21)Downstream.
4. a kind of anaerobic fermentation gas stirring device according to claim 2, characterized in that the tank body(1)Upper installation
It is useful for detection tank body(1)The pressure sensor of interior biogas area air pressure(4).
5. a kind of anaerobic fermentation gas stirring device according to claim 1, characterized in that the tank body(1)Upper end connects
Connect gas collecting tube(5), the gas collecting tube(5)With tank body(1)Interior biogas area connection, the gas collecting tube(5)On be provided with third non-return
Valve(51).
6. a kind of anaerobic fermentation gas stirring device according to claim 1, characterized in that the tank body(1)On open up
There are inlet port and outlet port, the feed inlet to connect feed pipe(6), the feed pipe(6)On be provided with inlet valve(61);It is described
Discharge port connects discharge nozzle(7), the discharge nozzle(7)On be provided with outlet valve(71).
7. a kind of anaerobic fermentation gas stirring device according to claim 6, characterized in that the tank body(1)Bottom
For inverted cone cylinder shape, each reflux branch pipe(3)With tank body(1)The conical surface of lower end connects, and the discharge port is located at cone cylinder bottom end.
Priority Applications (1)
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CN201810889826.6A CN108676712A (en) | 2018-08-07 | 2018-08-07 | A kind of anaerobic fermentation gas stirring device |
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CN201810889826.6A CN108676712A (en) | 2018-08-07 | 2018-08-07 | A kind of anaerobic fermentation gas stirring device |
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Publication Number | Publication Date |
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CN108676712A true CN108676712A (en) | 2018-10-19 |
Family
ID=63815232
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CN201810889826.6A Withdrawn CN108676712A (en) | 2018-08-07 | 2018-08-07 | A kind of anaerobic fermentation gas stirring device |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110117530A (en) * | 2019-06-04 | 2019-08-13 | 上海环境工程设计研究院有限公司 | Fruits and vegetables rubbish half dry type anaerobic fermentation based on horizontal mixer stores integrated apparatus |
CN110255721A (en) * | 2019-07-15 | 2019-09-20 | 内蒙古华蒙科创环保科技工程有限公司 | A kind of unpowered biogas mixing plant |
CN110452804A (en) * | 2019-07-09 | 2019-11-15 | 上海市政工程设计研究总院(集团)有限公司 | A kind of organic waste dry-type anaerobic digestion device and method |
CN110656028A (en) * | 2019-09-23 | 2020-01-07 | 河南恒天久大实业有限公司 | Dry anaerobic fermentation gas-liquid stirring device |
CN111304065A (en) * | 2020-04-02 | 2020-06-19 | 上海环境工程设计研究院有限公司 | Fruit and vegetable wet anaerobic fermentation device based on gas stirring and working method thereof |
CN112266848A (en) * | 2020-11-09 | 2021-01-26 | 河南农业大学 | Novel no pump formula inner loop formula photosynthetic biological hydrogen production reactor |
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DE102006005859A1 (en) * | 2006-02-09 | 2007-08-23 | Fan Separator Gmbh | Plant for generating biogas from organic biodegradable material containing solid or liquid components such as liquid manure from agricultural enterprises, comprises biogas generation container having feed for degradable material |
CN203065475U (en) * | 2013-01-05 | 2013-07-17 | 青岛南方国能清洁能源有限公司 | Gradient cyclic stirring system for biogas reactor |
CN103756746A (en) * | 2014-01-03 | 2014-04-30 | 上海环境工程设计研究院有限公司 | Preparation method of mobile straw granular fuel |
CN203904338U (en) * | 2014-06-03 | 2014-10-29 | 青岛格瑞盛环保工程有限公司 | Double-path reflux anaerobic reaction system and reactor for producing biogas by using straw |
CN204824868U (en) * | 2015-07-22 | 2015-12-02 | 德州众和环保装备制造有限公司 | Anaerobic jar marsh gas agitating unit |
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DE102006005859A1 (en) * | 2006-02-09 | 2007-08-23 | Fan Separator Gmbh | Plant for generating biogas from organic biodegradable material containing solid or liquid components such as liquid manure from agricultural enterprises, comprises biogas generation container having feed for degradable material |
CN203065475U (en) * | 2013-01-05 | 2013-07-17 | 青岛南方国能清洁能源有限公司 | Gradient cyclic stirring system for biogas reactor |
CN103756746A (en) * | 2014-01-03 | 2014-04-30 | 上海环境工程设计研究院有限公司 | Preparation method of mobile straw granular fuel |
CN203904338U (en) * | 2014-06-03 | 2014-10-29 | 青岛格瑞盛环保工程有限公司 | Double-path reflux anaerobic reaction system and reactor for producing biogas by using straw |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110117530A (en) * | 2019-06-04 | 2019-08-13 | 上海环境工程设计研究院有限公司 | Fruits and vegetables rubbish half dry type anaerobic fermentation based on horizontal mixer stores integrated apparatus |
CN110452804A (en) * | 2019-07-09 | 2019-11-15 | 上海市政工程设计研究总院(集团)有限公司 | A kind of organic waste dry-type anaerobic digestion device and method |
CN110255721A (en) * | 2019-07-15 | 2019-09-20 | 内蒙古华蒙科创环保科技工程有限公司 | A kind of unpowered biogas mixing plant |
CN110656028A (en) * | 2019-09-23 | 2020-01-07 | 河南恒天久大实业有限公司 | Dry anaerobic fermentation gas-liquid stirring device |
CN111304065A (en) * | 2020-04-02 | 2020-06-19 | 上海环境工程设计研究院有限公司 | Fruit and vegetable wet anaerobic fermentation device based on gas stirring and working method thereof |
CN112266848A (en) * | 2020-11-09 | 2021-01-26 | 河南农业大学 | Novel no pump formula inner loop formula photosynthetic biological hydrogen production reactor |
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Address after: Room 401, No. 10, 1228 Lane, Jiangchang Road, Jing'an District, Shanghai 200000 Applicant after: SHANGHAI ENVIRONMENTAL ENGINEERING DESIGN AND RESEARCH INSTITUTE Co.,Ltd. Address before: 200040 Shanghai Jing'an District Jiangchang Road 1228 Lane 10 Room 401 Shanghai Environmental Engineering Design Research Institute Co., Ltd. Applicant before: SHANGHAI ENVIRONMENTAL ENGINEERING DESIGN AND RESEARCH INSTITUTE Co.,Ltd. |
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Application publication date: 20181019 |