CN107879468A - A kind of photovoltaic multistage SBR parallel connections waste water mixed processing technique - Google Patents
A kind of photovoltaic multistage SBR parallel connections waste water mixed processing technique Download PDFInfo
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- CN107879468A CN107879468A CN201711034259.8A CN201711034259A CN107879468A CN 107879468 A CN107879468 A CN 107879468A CN 201711034259 A CN201711034259 A CN 201711034259A CN 107879468 A CN107879468 A CN 107879468A
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- Prior art keywords
- sbr
- waste water
- processing
- link
- hydrolysis acidification
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- 238000012545 processing Methods 0.000 title claims abstract description 88
- 239000002351 wastewater Substances 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title claims abstract description 51
- 230000007062 hydrolysis Effects 0.000 claims abstract description 49
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 49
- 230000020477 pH reduction Effects 0.000 claims abstract description 49
- 239000010802 sludge Substances 0.000 claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 claims abstract description 16
- 238000002156 mixing Methods 0.000 claims abstract description 10
- 238000003860 storage Methods 0.000 claims abstract description 5
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- 239000002893 slag Substances 0.000 claims description 7
- 238000005273 aeration Methods 0.000 claims description 6
- 238000001556 precipitation Methods 0.000 claims description 5
- 238000007790 scraping Methods 0.000 claims description 5
- 239000004912 1,5-cyclooctadiene Substances 0.000 claims description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 4
- 230000033228 biological regulation Effects 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 239000011574 phosphorus Substances 0.000 claims description 4
- 229910052698 phosphorus Inorganic materials 0.000 claims description 4
- 230000003851 biochemical process Effects 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 238000004065 wastewater treatment Methods 0.000 abstract description 5
- 239000010786 composite waste Substances 0.000 abstract description 4
- 239000010865 sewage Substances 0.000 abstract description 4
- 239000003344 environmental pollutant Substances 0.000 abstract description 2
- 231100000719 pollutant Toxicity 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 238000012913 prioritisation Methods 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 238000010992 reflux Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
- C02F3/2866—Particular arrangements for anaerobic reactors
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/009—Apparatus with independent power supply, e.g. solar cells, windpower or fuel cells
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/04—Flow arrangements
- C02F2301/046—Recirculation with an external loop
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physical Water Treatments (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The present invention relates to field of waste water treatment, there is provided a kind of photovoltaic multistage SBR parallel connections waste water mixed processing technique, including hydrolysis acidification link and SBR processing links, hydrolysis acidification link and the SBR processing links are by photovoltaic power supply；The waste water of production and life mixing is after the processing of hydrolysis acidification link, into the processing of SBR processing links, after having handled, the oil-containing dross of formation is collected into storage, caused partial sludge is back to the hydrolysis acidification link circular treatment again, and transported outward after excess sludge is handled.A kind of photovoltaic multistage SBR parallel connections waste water mixed processing technique of the present invention, first pass through hydrolysis acidification link regulating water quality, manufacture anoxic, anaerobic environment, improve biochemical sewage activity, the treatment effeciency of follow-up SBR processing links can be improved, then the pollutant in waste water is disposed by SBR processing links, it can be completed by set of system to producing and the processing of life composite waste, and clean energy resource is provided using photovoltaic power supply, processing funds are saved, have saved the energy.
Description
Technical field
The present invention relates to field of waste water treatment, specially a kind of photovoltaic multistage SBR parallel connections waste water mixed processing technique.
Background technology
Metro depot, parking lot and high ferro motor-car with section (institute) waste discharge predominantly containing petroleum-type, COD, nitrogen,
The productions such as phosphorus and the composite waste of sanitary sewage.Processing mode predominantly produces at present, sanitary wastewater collects again after individually handling
The mode of discharge, waste water processing station typically need to be individually built, some also need to build independent life respectively according to processing unit difference
Production room, huge structure；Connection and return line are more between each processing unit, are caused to maintenance and maintenance in the future more tired
It is difficult；Life and production wastewater treatment object are more single, and power is larger needed for totality.
The content of the invention
It is an object of the invention to provide a kind of photovoltaic multistage SBR parallel connections waste water mixed processing technique, a set of system can be passed through
System solves the problems, such as to produce and life composite waste, and by circular treatment can be obtained wastewater treatment cleaner.
To achieve the above object, the embodiment of the present invention provides following technical scheme：A kind of photovoltaic multistage SBR parallel connection waste water mixes
Conjunction handling process, including hydrolysis acidification link and SBR processing links, the hydrolysis acidification link and the SBR processing links are equal
By photovoltaic power supply；The waste water of production and life mixing is after the processing of hydrolysis acidification link, into the processing of SBR processing links, place
After having managed, the oil-containing dross of formation is collected into storage, caused partial sludge is back to the hydrolysis acidification link again and followed
Ring processing, and transported outward after excess sludge is handled.
Further, produce and the waste water of life mixing first passes through grid processing and enters back into hydrolysis acidification link.
Further, the hydrolysis acidification link includes mixed process, for being flowed back by waste water and from the SBR processing links
The sludge come is well mixed, and acidifying link processing is hydrolyzed after being well mixed again.
Further, the SBR processing links include aeration process, precipitation process and exiting water process successively.
Further, the precipitation process is specially：Add flocculant while waste water enters the SBR processing links.
Further, the aeration process uses pneumatically supported method, is specially：Manufacture micro-bubble carries the elaioleucite that suspended in water
Float to the water surface and form oil-containing dross.
Further, the SBR processing links also include biochemical process, for the petroleum-type in process for producing waste water, COD,
Nitrogen and phosphorus.
Further, in addition to intelligent control module, ring is handled for SBR described in the water level regulation according to hydrolysis acidification link
The operation of section.
Further, the SBR processing links include some sbr reactor devices, and each sbr reactor device is sour with the hydrolysis
Change link connection, and each sbr reactor device is to be connected in parallel from each other.
Compared with prior art, the beneficial effects of the invention are as follows：A kind of photovoltaic multistage SBR parallel connections waste water mixed processing work
Skill, hydrolysis acidification link regulating water quality is first passed through, manufacture anoxic, anaerobic environment, improves biochemical sewage activity, can improve follow-up
The treatment effeciency of SBR processing links, then the pollutant in waste water is disposed by SBR processing links, pass through set of system
Complete to producing and the processing of life composite waste, and clean energy resource is provided using photovoltaic power supply, save processing funds, save
The energy.
Brief description of the drawings
Fig. 1 is a kind of FB(flow block) of photovoltaic multistage SBR parallel connections waste water mixed processing technique provided in an embodiment of the present invention；
Fig. 2 is a kind of hydrolysis acidification of photovoltaic multistage SBR parallel connections waste water mixed processing technique provided in an embodiment of the present invention
Pond and the first viewing angle constructions schematic diagram of some sbr reactor devices；
Fig. 3 is a kind of hydrolysis acidification of photovoltaic multistage SBR parallel connections waste water mixed processing technique provided in an embodiment of the present invention
Pond and the first viewing angle constructions schematic diagram of some sbr reactor devices；
In reference：1- hydrolysis acidification pools；2-SBR reactors；The discharge pipelines of 3- first；4- sludge reflux pumps；5- is hydrolyzed
Acidification pool outlet pipe；6- intake pumps；7- tubular type dosers；8- air floatation machines；9- air inlet pipe；10- Slag Scraping Devices；11- scum troughs；12-
Second discharge pipeline；13- sludge pumps；14- sludge compressors；15- blenders；16- water inlet pipes；17- drainpipes；18- scum pipes；
19-SBR reactor steam vents；20- hydrolysis acidification pool steam vents.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained all other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1, Fig. 2 and Fig. 3 are referred to, the embodiment of the present invention provides a kind of photovoltaic multistage SBR parallel connection waste water mixed processings
Technique, including hydrolysis acidification link and SBR processing links, hydrolysis acidification link and SBR processing links are by photovoltaic power supply；Production
Waste water with life mixing is after the processing of hydrolysis acidification link, into the processing of SBR processing links, after having handled, by formation
Oil-containing dross collects storage, and caused partial sludge is back into hydrolysis acidification link circular treatment again, and by excess sludge
Transported outward after processing.Wherein, hydrolysis acidification link uses hydrolysis acidification pool 1, and SBR processing links pass through first row with hydrolysis acidification pool
Mud pipe 3 connects, and the first discharge pipeline 3 is installed on sludge reflux pump 4.In repair apparatus, hydrolysis acidification pool 1 can pass through the first row
Mud pipe 3 empties the sludge in pond, and equally, the sludge in SBR processing links can also be emptied by first discharge pipeline 3.It is raw
After living and production mixing waste water first passes through hydrolysis acidification pool 1, water quality is can adjust, manufacture anoxic, anaerobic environment, improves sewage life
Change activity, and improve the treatment effeciency of follow-up SBR processing links, can be by waste water after the completion of being handled in SBR processing links
Oil stain formed oil-containing dross after collect storage, the sludge in waste water is excessive in addition, and only fraction is discharged after collecting, one
Branch deposits, remaining to be come back to by sludge reflux pump 4 in hydrolysis acidification pool 1, after the waste water mixing that need to newly enter again
Handled in secondary entrance SBR processing links, realize the effect of circular treatment, obtain wastewater treatment more clean.
It is specific embodiment below：
As the prioritization scheme of the present invention, Fig. 1, Fig. 2 and Fig. 3 are referred to, hydrolysis acidification pool 1 is installed on water inlet pipe 16,
The water inlet pipe 16 is provided with grid, and the waste water that production and life mix first passes through grid processing and enters back into hydrolysis acidification link.
Waste water can first pass through grid processing before hydrolysis acidification link is entered, it is therefore an objective to when waste water enters in hydrolysis acidification pool 1 just first
One step carries out filtering out large-scale impurity.
As the prioritization scheme of the present invention, Fig. 1, Fig. 2 and Fig. 3 are referred to, the hydrolysis acidification link includes mixing
Journey, for waste water and the sludge come that flowed back from the SBR processing links to be well mixed, and acid is hydrolyzed again after being well mixed
Change link processing.Mixed process uses blender 15, and, by photovoltaic power supply, blender 15 is existing equipment for it, and the purpose is to will be new
Uniformly mixed with the sludge being recycled in hydrolysis acidification pool 1 into the waste water in hydrolysis acidification pool 1, be easy to mixture at the uniform velocity and wait
Amount ground enters in sbr reactor device 2.Hydrolysis acidification pool steam vent 20 is left at the top of hydrolysis acidification pool 1, can be easy to produce during mixing
Gas discharge from there.
As the prioritization scheme of the present invention, Fig. 1, Fig. 2 and Fig. 3 are referred to, the SBR processing links include aeration successively
Process, precipitation process and exiting water process.The precipitation process is specially：While waste water enters the SBR processing links
Add flocculant, increase flocculant can accelerate the settling velocity of the sludge in waste water, tubular type dosing can be installed on sbr reactor device 2
Device 7, using the dosing of tubular type doser 7.The aeration process uses pneumatically supported method, is specially：Manufacture micro-bubble and carry water
Middle suspension elaioleucite floats to the water surface and forms oil-containing dross, and this process can use air floatation machine 8, and air floatation machine 8 is connected with air inlet pipe 9, entered
Tracheae 9 is extended in sbr reactor device 2.The air floatation machine 8 of installation can produce substantial amounts of micro-bubble, and these micro-bubbles pass through
Air inlet pipe 9 is transferred in each sbr reactor device 2, and these bubbles can take the oil stain in waste water to wastewater surface in waste water,
And form scum silica frost in wastewater surface.Using slag process is scraped, scraping slag process includes Slag Scraping Device 10 and scum trough for the processing of oil-containing dross
11, the Slag Scraping Device 10 is existing equipment, and its dross plate can collect caused scum silica frost in above-mentioned aeration process to scum trough 11
In store, it is to be stored it is a certain amount of after the scum pipe 18 installed by scum trough 11 of can export, and barrelling is transported.SBR
Processing links also include biochemical process, for the petroleum-type in process for producing waste water, COD, nitrogen and phosphorus.
As the prioritization scheme of the present invention, Fig. 1, Fig. 2 and Fig. 3, in addition to intelligent control module are referred to, for basis
The operation of the water level regulation SBR processing links of hydrolysis acidification link.Intelligent control module is existing design, passes through control program root
According to the operation of the water level regulation SBR processing links of hydrolysis acidification link.
As the prioritization scheme of the present invention, Fig. 2 and Fig. 3 are referred to, SBR processing links include some sbr reactor devices 2, respectively
Sbr reactor device 2 is connected with hydrolysis acidification link by hydrolysis acidification pool outlet pipe 5, and each sbr reactor device 2 is from each other
It is connected in parallel.Intake pump 6 is used during connection, the speed that waste water enters each sbr reactor device 2 can be accelerated, the effect of processing can be improved
Rate.Sbr reactor device steam vent 19 is left at the top of each sbr reactor device 2, is easy to exclude gas caused by reaction.Through each
Water after the completion of the processing of sbr reactor device 2 is discharged from drainpipe 17.The bottom of each sbr reactor device is fitted with the second spoil disposal
Pipe 12, it can export the above-mentioned sludge for depositing to sbr reactor device bottom, and increase sludge pump 13 can strengthen derived effect
Rate, and sludge compressor 14 is communicated to, sludge can be compressed into block or pie, convenience in transport and walk by sludge compressor 14.
In this technique, hydrolysis acidification pool and each sbr reactor device can be by the way of buried, it is only necessary to by electric supply installation
Ground is placed on some auxiliary equipments (i.e. sludge reflux pump, intake pump, tubular type doser and sludge pump), can be very big
Ground reduces the floor space of system.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of photovoltaic multistage SBR parallel connections waste water mixed processing technique, it is characterised in that at hydrolysis acidification link and SBR
Link is managed, the hydrolysis acidification link and the SBR processing links are by photovoltaic power supply；The waste water of production and life mixing passes through
After the processing of hydrolysis acidification link, into the processing of SBR processing links, after having handled, the oil-containing dross of formation is collected into storage, will be produced
Raw partial sludge is back to the hydrolysis acidification link circular treatment again, and is transported outward after excess sludge is handled.
A kind of 2. photovoltaic multistage SBR parallel connections waste water mixed processing technique as claimed in claim 1, it is characterised in that：Production and
The waste water of life mixing first passes through grid processing and enters back into hydrolysis acidification link.
A kind of 3. photovoltaic multistage SBR parallel connections waste water mixed processing technique as claimed in claim 1, it is characterised in that：The water
Solution acidifying link includes mixed process, for waste water and the sludge come that flowed back from the SBR processing links to be well mixed, and it is mixed
Acidifying link processing is hydrolyzed after closing uniformly again.
A kind of 4. photovoltaic multistage SBR parallel connections waste water mixed processing technique as claimed in claim 1, it is characterised in that：The SBR
Processing links include aeration process, precipitation process and exiting water process successively.
5. a kind of photovoltaic multistage SBR parallel connections waste water mixed processing technique as claimed in claim 5, it is characterised in that described heavy
Shallow lake process is specially：Add flocculant while waste water enters the SBR processing links.
A kind of 6. photovoltaic multistage SBR parallel connections waste water mixed processing technique as claimed in claim 5, it is characterised in that the exposure
Gas process uses pneumatically supported method, is specially：Manufacture micro-bubble, which carries suspension elaioleucite in water and floats to the water surface and formed, contains oil float
Slag.
A kind of 7. photovoltaic multistage SBR parallel connections waste water mixed processing technique as claimed in claim 6, it is characterised in that：The SBR
Processing links also include scraping slag process, for handling caused oil-containing dross.
A kind of 8. photovoltaic multistage SBR parallel connections waste water mixed processing technique as claimed in claim 5, it is characterised in that：The SBR
Processing links also include biochemical process, for the petroleum-type in process for producing waste water, COD, nitrogen and phosphorus.
A kind of 9. photovoltaic multistage SBR parallel connections waste water mixed processing technique as claimed in claim 1, it is characterised in that：Also include
Intelligent control module, the operation for SBR processing links described in the water level regulation according to hydrolysis acidification link.
A kind of 10. photovoltaic multistage SBR parallel connections waste water mixed processing technique as claimed in claim 1, it is characterised in that：It is described
SBR processing links include some sbr reactor devices, and each sbr reactor device connects with the hydrolysis acidification link, and each described
Sbr reactor device is to be connected in parallel from each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711034259.8A CN107879468B (en) | 2017-10-30 | 2017-10-30 | Photovoltaic multistage SBR parallel wastewater mixed treatment process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711034259.8A CN107879468B (en) | 2017-10-30 | 2017-10-30 | Photovoltaic multistage SBR parallel wastewater mixed treatment process |
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| Publication Number | Publication Date |
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| CN107879468A true CN107879468A (en) | 2018-04-06 |
| CN107879468B CN107879468B (en) | 2021-05-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020133553A1 (en) * | 2018-12-25 | 2020-07-02 | 兖矿国宏化工有限责任公司 | Method for treating high ammonia-nitrogen wastewater of the coal chemical industry with reinforced sbr process pool |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102153243A (en) * | 2011-04-27 | 2011-08-17 | 安徽南风环境工程技术有限公司 | High efficient multifunctional wastewater treatment system |
| CN106230106A (en) * | 2016-08-31 | 2016-12-14 | 浙江嘉科新能源科技有限公司 | The sewage disposal device that a kind of joint household formula photovoltaic commercial power is complementary |
| CN206014603U (en) * | 2016-08-12 | 2017-03-15 | 江苏曼氏生物科技股份有限公司 | A kind of nitrogen-phosphorus wastewater processing meanss |
-
2017
- 2017-10-30 CN CN201711034259.8A patent/CN107879468B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102153243A (en) * | 2011-04-27 | 2011-08-17 | 安徽南风环境工程技术有限公司 | High efficient multifunctional wastewater treatment system |
| CN206014603U (en) * | 2016-08-12 | 2017-03-15 | 江苏曼氏生物科技股份有限公司 | A kind of nitrogen-phosphorus wastewater processing meanss |
| CN106230106A (en) * | 2016-08-31 | 2016-12-14 | 浙江嘉科新能源科技有限公司 | The sewage disposal device that a kind of joint household formula photovoltaic commercial power is complementary |
Non-Patent Citations (3)
| Title |
|---|
| 刘吉主编: "《新时期基层环境保护管理工作研究与探索》", 31 January 2007, 中国东方出版社 * |
| 张统主编: "《污水处理工艺及工程方案设计》", 31 May 2000, 中国建筑工业出版社 * |
| 房俊东 主编: "《攀登者的足迹 百步梯攀登计划优秀论文集》", 30 March 2012, 华南理工大学出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020133553A1 (en) * | 2018-12-25 | 2020-07-02 | 兖矿国宏化工有限责任公司 | Method for treating high ammonia-nitrogen wastewater of the coal chemical industry with reinforced sbr process pool |
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| CN107879468B (en) | 2021-05-07 |
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