CN202131185U - Sewage treatment system for farm - Google Patents
Sewage treatment system for farm Download PDFInfo
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- CN202131185U CN202131185U CN201120203043U CN201120203043U CN202131185U CN 202131185 U CN202131185 U CN 202131185U CN 201120203043 U CN201120203043 U CN 201120203043U CN 201120203043 U CN201120203043 U CN 201120203043U CN 202131185 U CN202131185 U CN 202131185U
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- 239000010865 sewage Substances 0.000 title claims abstract description 60
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- 238000009280 upflow anaerobic sludge blanket technology Methods 0.000 claims abstract description 38
- 239000010802 sludge Substances 0.000 claims abstract description 23
- 239000007788 liquid Substances 0.000 claims abstract description 22
- 238000004062 sedimentation Methods 0.000 claims abstract description 12
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 claims abstract description 8
- 210000003608 fece Anatomy 0.000 claims abstract 2
- 239000005416 organic matter Substances 0.000 claims abstract 2
- 229910052799 carbon Inorganic materials 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- 238000000746 purification Methods 0.000 claims description 4
- 238000004659 sterilization and disinfection Methods 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 239000007787 solid Substances 0.000 abstract description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 28
- 238000000034 method Methods 0.000 description 9
- 239000002351 wastewater Substances 0.000 description 9
- 239000002893 slag Substances 0.000 description 8
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- 239000011573 trace mineral Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
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- 238000011049 filling Methods 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 239000003621 irrigation water Substances 0.000 description 2
- 244000144972 livestock Species 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 244000144977 poultry Species 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 102000002322 Egg Proteins Human genes 0.000 description 1
- 108010000912 Egg Proteins Proteins 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000005276 aerator Methods 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
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- 239000001257 hydrogen Substances 0.000 description 1
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- 230000002503 metabolic effect Effects 0.000 description 1
- 230000002906 microbiologic effect Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 210000004681 ovum Anatomy 0.000 description 1
- 238000006213 oxygenation reaction Methods 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
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Images
Classifications
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- 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
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
本实用新型提供了一种养殖场污水处理系统，包括用于集水的格栅调节池，用于分离粪渣的固液分离机，用于沉淀污水中污泥的沉淀池，用于去除COD、BOD、SS污染因子的UASB厌氧池，用于去除有机物和氨氮SBR好氧池，用于存储处理水的回用水池；所述格栅调节池设有污水进入口，并与所述固液分离机相连，所述沉淀池分别与固液分离机和UASB厌氧池相连，所述SBR好氧池与所述UASB厌氧池和回用水池相连，所述UASB厌氧池和SBR好氧池分别设有污泥出口与所述沉淀池相连。经过本实用新型的养殖场污水处理系统处理后的污水符合国家污水排放标准。
The utility model provides a sewage treatment system for farms, which includes a grid adjustment tank for water collection, a solid-liquid separator for separating dung, a sedimentation tank for sedimentation of sludge in sewage, and a sedimentation tank for removing COD. , BOD, SS pollution factor UASB anaerobic pool, used to remove organic matter and ammonia nitrogen SBR aerobic pool, used to store the reuse water pool of treated water; the grid adjustment pool is provided with sewage inlet, and is connected with the solid The liquid separator is connected, the sedimentation tank is connected with the solid-liquid separator and the UASB anaerobic pool respectively, the SBR aerobic pool is connected with the UASB anaerobic pool and the reuse water pool, and the UASB anaerobic pool is well connected with the SBR The oxygen tanks are respectively provided with sludge outlets connected to the sedimentation tanks. The sewage treated by the farm sewage treatment system of the utility model meets the national sewage discharge standard.
Description
Technical field
The utility model relates to a kind of Sewage treatment systems, especially a kind of plant Sewage treatment systems.
Background technology
Because the scarcity of domestic water resource, and the water pollution is more and more serious, makes Sewage treatment systems be used widely.And it is also inequality for handling the different employed Sewage treatment systemss of sewage.So need design corresponding Sewage treatment systems according to the characteristics of various sewage.
For the sewage of plant, similar with typical bubble excrement Wastewater from Pig Farm, main polluted factors is COD, BOD, SS, ammonia nitrogen and TP, simultaneously, also contains various pathogeny mikrobes and parasitic ovum etc. in the sewage.According to the environmental impact assessment report, the water quality of this sewage is following:
As not treated direct discharging; Not only polluted peripheral water surrounding; And waste a large amount of middle water resourcess; Therefore need above-mentioned WWT become to meet " livestock and poultry breeding industry pollutant emission standard " (GB18596-2001) discharge water, will satisfy " agricultural irrigation water quality standard " (GB5084-2005) dry farming emission standard simultaneously, concrete standard be following:
Yet also be not directed against the special Sewage treatment systems of plant's sewage at present.
The utility model content
The utility model provides a kind of plant's Sewage treatment systems that can plant's WWT be become effluent standard water.
Realize plant's Sewage treatment systems of the utility model purpose; Comprise the grid equalizing tank that is used to catchment; Be used to separate the solid-liquid separating machine of excrement slag, be used for precipitating the settling tank of sewage mud, be used to remove the UASB anaerobic pond of COD, BOD, SS pollution factor; Be used to remove organism and ammonia nitrogen SBR Aerobic Pond, be used for the reuse pool of stores processor water; Said grid equalizing tank is provided with the sewage admission port; And link to each other with said solid-liquid separating machine; Said settling tank links to each other with the UASB anaerobic pond with solid-liquid separating machine respectively; Said SBR Aerobic Pond links to each other with reuse pool with said UASB anaerobic pond, and said UASB anaerobic pond is respectively equipped with sludge outlet with the SBR Aerobic Pond and links to each other with said settling tank.
Be provided with water collecting basin between said settling tank and the UASB anaerobic pond, be used for sewage and get into input trace element and mud bacterial classification between the UASB anaerobic pond, be for further processing.
Pond in the middle of being provided with between said UASB anaerobic pond and the SBR Aerobic Pond is as the water inlet supply pool of SBR Aerobic Pond.
Said settling tank also is connected with sludge sump, is used for the mud that the collecting precipitation pond precipitates, and dewaters through plate-and-frame filter press, and the sewage outlet of said sludge sump links to each other with said grid equalizing tank.
Said UASB anaerobic pond is provided with methane outlet, and said methane outlet is connected with methane purifying system.Biogas to producing in the UASB anaerobic pond reclaims, purifies and utilizes.
Said methane purifying system comprises biogas water seal, devulcanizer, cleaner and biogas jar.
Said reuse pool also is connected with and is used for disinfectant biological carbon filter tank, and said biological carbon filter tank is provided with water port.Can unnecessary reuse water be discharged through sterilization back, biological carbon filter tank.
Said grid equalizing tank, SBR Aerobic Pond and biological carbon filter tank are equipped with gas blower, are used for aeration.
The beneficial effect of the utility model is following:
Plant's Sewage treatment systems of the utility model; Characteristic to plant's sewage has the processing that is directed against, and is met " livestock and poultry breeding industry pollutant emission standard " (GB18596-2001) discharge water of emission standard and " agricultural irrigation water quality standard " (GB5084-2005) dry farming emission standard; And simple in structure, processing cost is low.
Description of drawings
Fig. 1 is the structural representation of the utility model plant Sewage treatment systems.
Embodiment
The embodiment of the utility model is following:
As shown in Figure 1; Plant's Sewage treatment systems of the utility model comprises the grid equalizing tank 1 that is used to catchment, and is used to separate the solid-liquid separating machine 2 of excrement slag; Be used for precipitating the settling tank 3 of sewage mud; Be used to remove the UASB anaerobic pond 5 of COD, BOD, SS pollution factor, be used to remove organism and ammonia nitrogen SBR Aerobic Pond 7, be used for the reuse pool 8 of stores processor water; Said grid equalizing tank 1 is provided with the sewage admission port; And link to each other with said solid-liquid separating machine 2; Said settling tank 3 links to each other with UASB anaerobic pond 5 with solid-liquid separating machine 2 respectively; Said SBR Aerobic Pond 7 links to each other with reuse pool 8 with said UASB anaerobic pond 5, and said UASB anaerobic pond 5 is respectively equipped with sludge outlet with SBR Aerobic Pond 7 and links to each other with said settling tank 3.
Be provided with water collecting basin 4 between said settling tank 3 and the UASB anaerobic pond 5, be used for sewage and get into input trace element and mud bacterial classification between the UASB anaerobic pond, be for further processing.Pond 6 in the middle of being provided with between said UASB anaerobic pond 5 and the SBR Aerobic Pond 7 is as the water inlet supply pool of SBR Aerobic Pond.Said settling tank 3 also is connected with sludge sump 10, is used for the mud that the collecting precipitation pond precipitates, and dewaters through plate-and-frame filter press, and the sewage outlet of said sludge sump 10 links to each other with said grid equalizing tank 1.Said UASB anaerobic pond 5 is provided with methane outlet, and said methane outlet is connected with methane purifying system 11.Biogas to producing in the UASB anaerobic pond 5 reclaims, purifies and utilizes.Said methane purifying system 11 comprises biogas water seal, devulcanizer, cleaner and biogas jar.Said reuse pool 8 also is connected with and is used for disinfectant biological carbon filter tank 9, and said biological carbon filter tank 9 is provided with water port.Can unnecessary reuse water be discharged through 9 sterilization backs, biological carbon filter tank.Said grid equalizing tank 1, SBR Aerobic Pond 7 and biological carbon filter tank 9 are equipped with gas blower, are used for aeration.
The plant's Sewage treatment systems concrete structure and the treatment step of the utility model are following:
1, grid equalizing tank
Because the main waste water of plant produces by day, night, draining was few, and water quality and quantity changes greatly in time, for alleviating the water yield load impact of Sewage treatment systems, established the grid sand setting and regulated one of water collecting basin.Plant's sewage is collected through pipe network and is got into grating tank, holds back the macrobead slag through grid.Effluent stream is to equalizing tank after damming.
Grid equalizing tank 1 useful volume is made as 600m
3, steel and concrete structure, in establish stainless steel diving mixer 4 covers, stainless steel boring aeration system one cover, two in artificial fine fack machine, machinery one of grid automatically.Grating tank is of a size of: 3 * 3 * 1.5m; Equalizing tank is of a size of: 20 * 10 * 4.5m.
2, solid-liquid separating machine
Plant adopts bubble excrement breeding technique, and concentration of suspension is excessive in the waste water, for preventing the detrimentally affect of excrement slag to subsequent treatment process, establishes solid-liquid separating machine the excrement slag is separated.Adopt two of extrusion pressing type solid-liquid separating machines, one is equipped with a usefulness, model SL-280, and main engine power 7.5kw is equipped with steam piano power 3.0kw, prevents to stop up.
The excrement slag water ratio that solid-liquid separation goes out is about 50%, and the mud of separating is delivered to the mud stockyard, and sewage gets into settling tank 3 depositions.
3, settling tank
Be used for precipitating ight soil and the anaerobic pond of sewage, the excess sludge of Aerobic Pond.Effective residence time 3h, steel and concrete structure, swash plate filler 6m
3
4, water collecting basin
Sewage need add trace element and mud bacterial classification before getting into UASB anaerobic pond 5, so establish 4 one of water collecting basins, useful volume 20m
3, two of lift pumps, Q=20m
3/ h, H=20m.
5, UASB anaerobic pond
The main upflow type anaerobic bio-reactor (UASB) that adopts, its ultimate principle is: reactor body is divided into two zones up and down, i.e. and gentle, the liquid of reaction zone, solid three-phase separation area are good anaerobic mud bed of sedimentation function in the reaction zone of bottom; High concentration organic sewage gets into reactor bottom through water distribution system, upwards flows through anaerobic mud bedly, and with the abundant contact reacts of anaerobic sludge, organism is converted into methane and carbonic acid gas, and gas, liquid, solid are separated by the top triphase separator.The clearance of COD can reach more than 80% in the sewage, volumetric loading 3-10kgCOD/ (m3.d), and the biogas after the separation can be used as energy utilization.
Anaerobic biological treatment is to utilize the metabolic characteristic of anerobe, need not provide under the condition of external source energy, to be reduced organism as hydrogen acceptor, produces the methane gas that has the energy to be worth simultaneously.The anaerobic biological treatment method is not only applicable to high concentrated organic wastewater, and also applicable to low-concentration organic waste water, like municipal effluent etc., water inlet COD concentration range is hundreds of to several ten thousand milligrams per liters.
6, methane purifying system
Methane purifying system 11 comprises one in biogas water seal, devulcanizer, cleaner one cover, biogas jar.
The biogas generation: the generation of biogas is decided with influent concentration, clearance variation in the anaerobic treatment process.All get into anaerobic pond 5 like the excrement slag, the biogas amount of generation is bigger, but required anaerobic pond 5 useful volumes are at 2000m
3More than; UASB technology can't satisfy the requirement of high suspended matter water inlet; Need to adopt conventional methane-generating pit technology, investment is big, and plant also only limits to the biogas illumination to the degree of utilizing of biogas; As be used to generate electricity and still can not satisfy the need for electricity of sewage plant, exist the biogas generation with the bigger unfavorable factor of temperature fluctuation etc. simultaneously.So this Project design composite waste carries out earlier carrying out anaerobic digestion again after the solid-liquid separation, the generation of methane is 300 * 8 * 80% * 0.35m in anaerobic pond 5 biogas
3=672m
3, close the calorific value of 221.76kg standard coal equivalent.
7, middle pond
Because SBR Aerobic Pond 7 water intake modes are intermittent, so establish 6 one in middle pond, useful volume 100m
3If two of lift pumps, Q=30m
3/ h, N=2.2kW.Lift pump is moved by the PLC unit automatically.
8, SBR Aerobic Pond
Plant is less demanding to reuse water quality; Waste water can be used as the reuse water reuse basically after UASB purifies, but considers that anaerobic treatment can not remove ammonia nitrogen, for preventing ammonia nitrogen concentration accumulation in the reuse process; It is up to standard to cause follow-up outputted aerobic water to be difficult to; Waste water need pass through aerobic treatment, effectively remove organism and ammonia nitrogen after, the side allows reuse.
SBR technology is a temporal plug-flow process to degradation of pollutant, integrates reaction, deposition, draining, is the process of an aerobic-anoxic-anaerobism alternate run, therefore has certain denitrogenation dephosphorizing effect.
SBR system useful volume is 480m
3, being divided into two groups, the design volumetric loading is 0.16kgBOD/kgMLASS.d, with 2 gas blower aerations, model RSS-150, necessary electromotor 15kw adopts automatically, manually controls, micro-hole aerator 400 covers.Two water displacement are 80m
3/ h strains hydrophone.Two of sludge pumps, flow 10m
3/ h, lift 15m, necessary electromotor 1.5kw.The SBR system adopts PLC to control automatically.
9, reuse pool
The useful volume of design reuse pool 8 is 300m
3, satisfy one day demand of water amount.Be equipped with and promote three on water pump, can be used for tail water farming filling, reuse animal house and follow-up aerobic advanced treatment.
10, sludge sump
The excess sludge in sludge sump 10 collecting precipitation ponds 3 is delivered to the plate-and-frame filter press dehydration with the mud spiral pump, and supernatant is back to equalizing tank 1.The useful volume of sludge sump 3 is 37m
3
The main processing process is following: plant's sewage flows into Sewage treatment systems certainly through pipe network; The process mechanical grille gets into equalizing tank adjusting water quality and quantity after removing the bulk suspended substance earlier, and behind pump lifting solid-liquid separating machine 2 separating most excrement slags, clear liquid to settling tank 3 flows into water collecting basin 4 after removing remaining ight soil and residual feed residue certainly;, water collecting basin 4 lift pumps get into UASB anaerobic pond 5 after promoting; In UASB anaerobic pond 5, most organism is degraded to small organic molecule, natural pond G&W by anaerobion, contains impurity such as ammonia, sulphur, moisture in the biogas; After purifications such as methane purifying system 11 desulfurization, get into gas holder and store, can be used for the biogas illumination, utilize.Sewage after UASB anaerobic pond 5 is handled gets into SBR Aerobic Pond 7 and handles after the 6 dash adjustment water yield of middle pond, and under the condition of gas blower oxygenation, aerobic microbiological is used for animal house flushing or greening with purification of waste water to agricultural filling standard.Need the tail water of discharging, behind 9 deep purifyings of biological carbon filter tank, reach " integrated wastewater discharge standard " primary standard after, efflux through sterilization.
The residual sludge reflux of UASB anaerobic pond 5 and SBR Aerobic Pond 7 concentrates, precipitates to settling tank 3; Original precipitating sludge gets into sludge sump 10 in waste water; Through leave standstill concentrate after; The dehydration of employing chamber-type press filter, clear liquid is back to the equalizing tank 1 of Sewage treatment systems and handles, and mud send and mud stockyard 12.
Through detection, use above-mentioned plant Sewage treatment systems to handle, the each several part clearance is following:
See that from above-mentioned detected result the discharge water that uses this plant Sewage treatment systems to obtain meets the first grade discharging water quality standard.
Embodiment recited above describes the preferred implementation of the utility model; Be not that scope to the utility model limits; Design under the spiritual prerequisite not breaking away from the utility model; Various distortion and improvement that the common engineering technical personnel in this area make the utility model technical scheme all should fall in the protection domain that claims of the utility model confirm.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120203043U CN202131185U (en) | 2011-06-04 | 2011-06-04 | Sewage treatment system for farm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120203043U CN202131185U (en) | 2011-06-04 | 2011-06-04 | Sewage treatment system for farm |
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| Publication Number | Publication Date |
|---|---|
| CN202131185U true CN202131185U (en) | 2012-02-01 |
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ID=45519961
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|---|---|---|---|
| CN201120203043U Expired - Fee Related CN202131185U (en) | 2011-06-04 | 2011-06-04 | Sewage treatment system for farm |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102807302A (en) * | 2012-08-27 | 2012-12-05 | 广西玉林市大智环保工程有限公司 | Method for treating livestock and poultry breeding waste water |
| CN102964149A (en) * | 2012-11-29 | 2013-03-13 | 湖南深拓智能设备股份有限公司 | Pollution abatement method for livestock and poultry farm |
| CN103172244A (en) * | 2013-03-26 | 2013-06-26 | 广州培根裕农生物科技有限公司 | Recycling treatment method of water-submerged manure in breeding industry |
| CN103449672A (en) * | 2013-09-05 | 2013-12-18 | 湖北特微生物环保有限公司 | Treatment method and recycling method of livestock and poultry breeding wastewater and biogas slurry |
| CN103819052A (en) * | 2014-02-21 | 2014-05-28 | 贝业喜 | Zero-discharge system for wastewater of farm |
| CN104542327A (en) * | 2015-01-08 | 2015-04-29 | 山东格瑞德集团有限公司 | Water drinking system for dairy cattle of dairy cattle farm |
| CN104817241A (en) * | 2015-04-15 | 2015-08-05 | 柳州市大金农业科技有限公司 | Farm waste ecological treatment method |
| CN105442881A (en) * | 2015-12-29 | 2016-03-30 | 浙江海拓环境技术有限公司 | Multilayer stereoscopic indoor sewage plant |
| CN105923920A (en) * | 2016-06-21 | 2016-09-07 | 太仓市顺邦防腐设备有限公司 | Slaughter meat processing enterprise sewage treatment system |
| CN107324600A (en) * | 2017-08-15 | 2017-11-07 | 河北卓达建材研究院有限公司 | A kind of vehicle mounted potato sewage disposal system and its processing method |
| CN109354337A (en) * | 2018-12-14 | 2019-02-19 | 湖南正明科技发展有限公司 | A kind of aquaculture wastewater treatment system |
| CN113307451A (en) * | 2021-05-28 | 2021-08-27 | 青岛格瑞盛环保工程有限公司 | Method and system for treating excrement in pig farm |
| CN114477610A (en) * | 2020-12-31 | 2022-05-13 | 陈长峰 | Livestock-raising is with breeding sewage collection and processing system |
| CN114477636A (en) * | 2022-01-27 | 2022-05-13 | 上海京明环境科技有限公司 | An aquaculture sewage treatment system |
| CN114853258A (en) * | 2021-02-03 | 2022-08-05 | 浙江中养环保科技有限公司 | Large-scale farm fecal sewage treatment system and working method thereof |
| CN115536205A (en) * | 2021-06-30 | 2022-12-30 | 无锡金鹏环保科技有限公司 | A small-scale aquaculture wastewater recycling system |
| CN118851506A (en) * | 2024-09-24 | 2024-10-29 | 福建省东吴环保科技有限公司 | A high-concentration livestock and poultry breeding wastewater treatment system |
-
2011
- 2011-06-04 CN CN201120203043U patent/CN202131185U/en not_active Expired - Fee Related
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102807302A (en) * | 2012-08-27 | 2012-12-05 | 广西玉林市大智环保工程有限公司 | Method for treating livestock and poultry breeding waste water |
| CN102964149A (en) * | 2012-11-29 | 2013-03-13 | 湖南深拓智能设备股份有限公司 | Pollution abatement method for livestock and poultry farm |
| CN102964149B (en) * | 2012-11-29 | 2014-04-09 | 湖南屎壳郎环境科技有限公司 | Pollution abatement method for livestock and poultry farm |
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