CN204111525U - A kind of aquaculture Waste Water Treatment - Google Patents
A kind of aquaculture Waste Water Treatment Download PDFInfo
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- CN204111525U CN204111525U CN201420474448.2U CN201420474448U CN204111525U CN 204111525 U CN204111525 U CN 204111525U CN 201420474448 U CN201420474448 U CN 201420474448U CN 204111525 U CN204111525 U CN 204111525U
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- 238000009360 aquaculture Methods 0.000 title claims abstract description 18
- 244000144974 aquaculture Species 0.000 title claims abstract description 18
- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 18
- 239000010802 sludge Substances 0.000 claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 238000004062 sedimentation Methods 0.000 claims abstract description 35
- 230000008021 deposition Effects 0.000 claims abstract description 16
- 238000009280 upflow anaerobic sludge blanket technology Methods 0.000 claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims abstract description 11
- 238000005842 biochemical reaction Methods 0.000 claims abstract description 10
- 238000010992 reflux Methods 0.000 claims abstract description 6
- 239000010865 sewage Substances 0.000 claims description 23
- 239000007788 liquid Substances 0.000 claims description 12
- 239000002893 slag Substances 0.000 claims description 10
- 230000001954 sterilising effect Effects 0.000 claims description 5
- 238000004659 sterilization and disinfection Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 18
- 239000002351 wastewater Substances 0.000 abstract description 15
- 230000008569 process Effects 0.000 abstract description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 16
- 229910052757 nitrogen Inorganic materials 0.000 description 8
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 230000006872 improvement Effects 0.000 description 5
- 241000894006 Bacteria Species 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 4
- 238000006731 degradation reaction Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 208000004434 Calcinosis Diseases 0.000 description 3
- CHBZUZOXEZJCOS-UHFFFAOYSA-N [Ca].N.P(O)(O)(O)=O Chemical compound [Ca].N.P(O)(O)(O)=O CHBZUZOXEZJCOS-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009395 breeding Methods 0.000 description 2
- 230000001488 breeding effect Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 238000006396 nitration reaction Methods 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000004155 Chlorine dioxide Substances 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000000703 anti-shock Effects 0.000 description 1
- 230000003851 biochemical process Effects 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 235000019398 chlorine dioxide Nutrition 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 239000002361 compost Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000005446 dissolved organic matter Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000010871 livestock manure Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The utility model discloses a kind of aquaculture Waste Water Treatment, comprise the preliminary sedimentation tank be communicated with successively by water pipe, UASB reactor and biochemical reaction tank, biochemical reaction tank comprises the one-level anoxic pond set gradually along water (flow) direction, one-level Aerobic Pond, intermediate sedimentation pond, secondary anoxic pond, secondary Aerobic Pond, dephosphorization reaction tank and final deposition pool, one-level anoxic pond and one-level Aerobic Pond, one-level anoxic pond and intermediate sedimentation pond, secondary anoxic pond and secondary Aerobic Pond, sludge reflux passage is equipped with between secondary anoxic pond and final deposition pool, with preliminary sedimentation tank, intermediate sedimentation pond and final deposition pool conducting are provided with sludge sump.Native system running cost is low, and initial cost is few, and floor space is little.Every regulation of its execution environment protection, guarantees that the discharge water quality of waste water after treatment reaches country and local associated emission standard; In line with advanced technology, reliable, the simple principle of operational administrative selects waste water treatment process, and its handiness, advance and reliability are organically combined.
Description
Technical field
The utility model is used for field of waste water treatment, particularly relates to a kind of aquaculture Waste Water Treatment.
Background technology
Why aquaculture sewage is difficult to process, and its major cause is organism (COD), ammonia nitrogen (NH
3-N) total phosphorus (TP) concentration is high, is tens of even hundreds of times of most of industrial sewage and sanitary sewage.Its intractability and processing cost are well imagined.In fact, aquaculture sewage can be accomplished improvement up to standard by green technology up hill and dale current both at home and abroad, even can realize zero release.But due to high investment and processing cost, all breeding enterprises cannot be earnestly hoped.
Utility model content
For solving the problem, the utility model provides a kind of investment reduction and processing cost, meets aquaculture effluent-disposal standard, realizes the aquaculture Waste Water Treatment of zero release.
The utility model solves the technical scheme that its technical problem adopts: a kind of aquaculture Waste Water Treatment, comprise the preliminary sedimentation tank be communicated with successively by water pipe, UASB reactor and biochemical reaction tank, described biochemical reaction tank comprises the one-level anoxic pond set gradually along water (flow) direction, one-level Aerobic Pond, intermediate sedimentation pond, secondary anoxic pond, secondary Aerobic Pond, dephosphorization reaction tank and final deposition pool, described one-level anoxic pond and one-level Aerobic Pond, one-level anoxic pond and intermediate sedimentation pond, secondary anoxic pond and secondary Aerobic Pond, sludge reflux passage is equipped with between secondary anoxic pond and final deposition pool, with described preliminary sedimentation tank, intermediate sedimentation pond and final deposition pool conducting are provided with sludge sump.
Be further used as the improvement of technical solutions of the utility model, also comprise be located between each cultivation every slag bath, collect each described every slag bath sewage and in the solid-liquid separating machine establishing the water collecting basin of stirrer and submersible sewage pump and be located between described water collecting basin and preliminary sedimentation tank, the sewage in water collecting basin enters preliminary sedimentation tank after flowing through described solid-liquid separating machine by submersible sewage pump.
Be further used as the improvement of technical solutions of the utility model, between described preliminary sedimentation tank and UASB reactor, be provided with acidication equalizing tank.
Be further used as the improvement of technical solutions of the utility model, described biochemical reaction tank also comprises the pH be located at successively on rear side of described final deposition pool along water (flow) direction and adjusts back pond and sterilization pool.
Be further used as the improvement of technical solutions of the utility model, also comprise sludge filter press, described sludge filter press is communicated with described sludge sump by the pipeline that defeated dredge pump is housed.
The beneficial effects of the utility model: by this aquaculture Waste Water Treatment, provide a kind of reasonably sewage treatment process, efficiently can implement purifying treatment to sewage compactly, effectively reduce the production cost of the dirty water decontamination handles industry, enhance productivity.This aquaculture Waste Water Treatment running cost is low, and initial cost is few, and floor space is little.Every regulation of its execution environment protection, guarantees that the discharge water quality of waste water after treatment reaches country and local associated emission standard; In line with advanced technology, reliable, the simple principle of operational administrative selects waste water treatment process, and its handiness, advance and reliability are organically combined; By the modern technique technique of maturation, take into full account the impact of impact load on system of waste water simultaneously, guarantee that system is run at steady state; Reinforced deodorization and noise abatement measure, avoid secondary pollution.
Wherein, UASB reactor has the following advantages:
(1) organic loading of reactor is very high;
(2) reactor anti-shock loading is made greatly to improve after granular sludge;
(3) under certain hydraulic load condition, reactor can lean on the gas of generation to be uniformly mixed, and does not need separately to establish any whipping appts, mud and matrix is fully mixed and contacts;
(4) reactor top arranges triphase separator and effectively gas, solid, liquid three-phase is separated, and does not need to increase other precipitation, the supplementary unit such as degassed again.Simplify technique, save working cost, and the biogas that reactor produces effectively can be collected rear utilization;
(5) according to the experience to chemical industry difficult degradation and the dense organic sewage process of height, this programme adds inner stuffing and carrier, improves shock-resistant processing power and the stability of reactor.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is the utility model example structure schematic diagram.
Embodiment
With reference to Fig. 1, the utility model provides a kind of aquaculture Waste Water Treatment, comprise the preliminary sedimentation tank 3, UASB reactor 5 and the biochemical reaction tank 6 that are communicated with successively by water pipe, also comprise be located between each cultivation every slag bath, collect each described every slag bath sewage and in the solid-liquid separating machine 2 establishing the water collecting basin 1 of stirrer and submersible sewage pump and be located between described water collecting basin 1 and preliminary sedimentation tank 3, the sewage in water collecting basin 1 enters preliminary sedimentation tank 3 after flowing through described solid-liquid separating machine 2 by submersible sewage pump.Acidication equalizing tank 4 is provided with between described preliminary sedimentation tank 3 and UASB reactor 5.Described biochemical reaction tank 6 comprises the one-level anoxic pond 61 set gradually along water (flow) direction, one-level Aerobic Pond 62, intermediate sedimentation pond 63, secondary anoxic pond 64, secondary Aerobic Pond 65, dephosphorization reaction tank 66, final deposition pool 67, pH adjusts back pond 68 and sterilization pool 69, described one-level anoxic pond 61 and one-level Aerobic Pond 62, one-level anoxic pond 61 and intermediate sedimentation pond 63, secondary anoxic pond 64 and secondary Aerobic Pond 65, sludge reflux passage 7 is equipped with between secondary anoxic pond 64 and final deposition pool 67, with described preliminary sedimentation tank 3, intermediate sedimentation pond 63 and final deposition pool 67 conducting are provided with sludge sump 8, described sludge sump 8 is communicated with sludge filter press 9 by the pipeline that defeated dredge pump is housed.
The sewage treatment process of this aquaculture Waste Water Treatment is as follows:
1. every slag bath: waste water gravity flow enters every slag bath, and removed by the SS in waste water (comprising pig hair, larger feed granules thing and larger pig manure particle), then waste water enters water collecting basin 1.
2. water collecting basin 1-solid-liquid separating machine 2: water collecting basin 1 mainly coordinates solid-liquid separating machine 2 to use, and by post-type mixer, slag, water is fully mixed, with submersible sewage pump, pulp water is sent into solid-liquid separating machine 2, realizes pulp water and is separated, isolated dry slag outward transport is disposed.
3. preliminary sedimentation tank 3: preliminary sedimentation tank 3 adopts rectangular sedimentation tank, making to fail the particulate matter that solid-liquid separation removes precipitates at this, removes the SS in water further, reduces subsequent technique processing load and difficulty.
4. acidication equalizing tank 4: have regulating pondage water quality, acidication effect, improves the processing efficiency of subsequent biochemical pond body further.The object of acidication mainly changes the non-solubility organism in original waste water into dissolved organic matter, the organism of difficult for biological degradation is changed into the organism of readily biodegradable, improves the biodegradability of waste water, is beneficial to subsequent disposal.In equalizing tank, preaeration system is set simultaneously, part ammonia-nitrogen desorption is removed, reduce the degraded difficulty of subsequent technique ammonia nitrogen.
5.UASB reactor 5:UASB reactor 5(up-flow anaerobic sludge blanket) be wait research and development by professor Lettinga of Dutch agriculture university, its appearance is the important breakthrough of 20 century 70 Anaerobic Methods in Treatings.Biological anaerobically fermenting is divided into three phases, and hydrolysis stage, souring stage and methanation stage, solid matter is degraded to dissolved matter.Macromolecular substance is degraded to small-molecule substance.
Are sludge blankets that concentration is higher in the bottom of UASB reactor 5, claim Sludge Bed, be that the suspended sludge that concentration is lower and suspended sludge layer are referred to as reaction zone on Sludge Bed top, establish gas, liquid, solid triphase separator on top, reaction zone.After startup, sewage enters by bottom Sludge Bed, carries out mixing contact with the mud in Sludge Bed, and the organism in microbial decomposition waste water produces biogas, and small biogas bubble is in uphill process, and continuous merging forms larger bubble gradually.Produce stronger stirring because bubble rises, form suspended sludge layer on Sludge Bed top.After waste water enters reactor, waste water flows at the bottom of pond, through bacterium formed sludge blanket time, sludge blanket to suspended substance, organism adsorbs, net is caught, thing chemical flocculation, biological degradation, make sewage degraded COD while also clarified.
UASB reactor 5 portative power is very large, obvious to the degradation effect of COD, BOD, be applicable to the process of high concentrated organic wastewater, the biogas produced in reaction process can be collected simultaneously, UASB reactor 5 has very high organic pollutant removal rate, do not need to stir, load impact, temperature and pH change by a relatively large margin can be adapted to.
6. one-level anoxic pond 61-one-level Aerobic Pond 62 forms one-level (A/O) system
Waste water COD and BOD wherein after UASB reactor 5 processes obtains the removal of larger proportion, it is nitric nitrogen that the one-level Aerobic Pond 62 of one-level (A/O) system to be degraded mineralized nitrogen while COD, BOD, the mixed solution of one-level Aerobic Pond 62 is back to one-level anoxic pond 61 by sludge reflux passage 7, one-level Aerobic Pond 62 adds the basicity that alkalinity agent additional nitration reaction needed consumes, nitric nitrogen is converted into nitrogen when carbon source abundance by one-level anoxic pond 61 denitrifying bacterium, reaches the object of denitrogenation.
7. intermediate sedimentation pond 63: adopt vertical sedimentation basin, the active sludge that one-level (A/O) system produces precipitates in intermediate sedimentation pond 63, and active sludge fully can be back to biochemical system, and excess sludge is expelled to sludge sump by sludge pump.Meanwhile, the microbe sort of one-level (A/O) system and secondary (A/O) system and function distinguishing are come, play level system and level two effect separately, effectively ensure effective operation of secondary (A/O) system.
8. secondary anoxic pond 64-secondary Aerobic Pond 65 forms secondary (A/O) system
Due to this breeding wastewater, organic contamination substrate concentration is very big, belong to the difficult waste water of high density, by the process of previous process, COD in water, BOD, the pollutents such as ammonia nitrogen are not still enough removed, therefore, the secondary Aerobic Pond 65 of secondary (A/O) system is degraded COD further, be nitric nitrogen by mineralized nitrogen while BOD, the mixed solution of secondary Aerobic Pond 65 is back to secondary anoxic pond 64 by sludge reflux passage, secondary Aerobic Pond 65 adds the basicity that alkalinity agent additional nitration reaction needed consumes, nitric nitrogen is converted into nitrogen when carbon source abundance by secondary anoxic pond 64 denitrifying bacterium, reach the object of denitrogenation.
Adopt secondary (A/O) biochemical process, the pollutents such as COD, BOD, ammonia nitrogen can be removed preferably, ensure each pollutant discharge in compliance with the standard of whole system.
9. dephosphorization reaction tank 66: speculate liming at dephosphorization reaction tank 66 in water, under certain pH value, Ca
2+with phosphorus (PO in water
4 3-) and residual ammonia nitrogen (NH
4 +) reaction generation phosphoric acid ammonia calcium deposit.Then, at dephosphorization reaction tank 66 dosing coagulant, make secondary biochemical system spare mud and phosphoric acid ammonia calcium deposit effectively be precipitated removal.
10. final deposition pool 67: final deposition pool 67 is tube settler, is inside provided with inclined tube filler, ensures that the phosphoric acid ammonia calcium deposit generated fully can precipitate removal.
11.pH adjusts back pond 68: owing to having added lime, can produce OH
-ion, causes the pH of water to raise, and therefore needs to add acid and pH is pulled back to 6-9, ensure that water outlet pH is up to standard.
12. sterilization pools 69: the dioxide peroxide produced by chlorine dioxide generator, kill the bacterium in water, and the water after sterilization enters oxidation pond.
13. sludge treatment: the excess sludge that this engineering produces, after pressure filter 9 dewaters, is transported to process place or compost treatment that Environmental Protection Agency specifies.
Certainly, the invention is not limited to above-mentioned embodiment, those of ordinary skill in the art also can make equivalent variations or replacement under the prerequisite without prejudice to the utility model spirit, and these equivalent modification or replacement are all included in the application's claim limited range.
Claims (5)
1. an aquaculture Waste Water Treatment, it is characterized in that: comprise the preliminary sedimentation tank be communicated with successively by water pipe, UASB reactor and biochemical reaction tank, described biochemical reaction tank comprises the one-level anoxic pond set gradually along water (flow) direction, one-level Aerobic Pond, intermediate sedimentation pond, secondary anoxic pond, secondary Aerobic Pond, dephosphorization reaction tank and final deposition pool, described one-level anoxic pond and one-level Aerobic Pond, one-level anoxic pond and intermediate sedimentation pond, secondary anoxic pond and secondary Aerobic Pond, sludge reflux passage is equipped with between secondary anoxic pond and final deposition pool, with described preliminary sedimentation tank, intermediate sedimentation pond and final deposition pool conducting are provided with sludge sump.
2. aquaculture Waste Water Treatment according to claim 1, it is characterized in that: also comprise be located between each cultivation every slag bath, collect each described every slag bath sewage and in the solid-liquid separating machine establishing the water collecting basin of stirrer and submersible sewage pump and be located between described water collecting basin and preliminary sedimentation tank, the sewage in water collecting basin enters preliminary sedimentation tank after flowing through described solid-liquid separating machine by submersible sewage pump.
3. aquaculture Waste Water Treatment according to claim 2, is characterized in that: be provided with acidication equalizing tank between described preliminary sedimentation tank and UASB reactor.
4. the aquaculture Waste Water Treatment according to claim 1,2 or 3, is characterized in that: described biochemical reaction tank also comprises the pH be located at successively on rear side of described final deposition pool along water (flow) direction and adjusts back pond and sterilization pool.
5. the aquaculture Waste Water Treatment according to claim 1,2 or 3, is characterized in that: also comprise sludge filter press, and described sludge filter press is communicated with described sludge sump by the pipeline that defeated dredge pump is housed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420474448.2U CN204111525U (en) | 2014-08-21 | 2014-08-21 | A kind of aquaculture Waste Water Treatment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420474448.2U CN204111525U (en) | 2014-08-21 | 2014-08-21 | A kind of aquaculture Waste Water Treatment |
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| CN204111525U true CN204111525U (en) | 2015-01-21 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104944699A (en) * | 2015-06-15 | 2015-09-30 | 扬州大学 | Method for removing substances generating foul odor in waste water of grease factory |
| CN104944702A (en) * | 2015-06-18 | 2015-09-30 | 北京建研环保设备有限公司 | Treatment process and treatment system of ice cream wastewater |
| CN105923933A (en) * | 2016-07-14 | 2016-09-07 | 晓清环保科技股份有限公司 | Sewage purification tank and sewage purification method |
| CN106032304A (en) * | 2015-03-12 | 2016-10-19 | 海口宜坤环境技术有限公司 | A method of treating pig breeding farm waste water |
| CN107365029A (en) * | 2017-08-29 | 2017-11-21 | 张继全 | A kind of high concentrated organic wastewater processing unit |
| CN107857422A (en) * | 2017-08-15 | 2018-03-30 | 广东高龙环保科技有限公司 | A kind of scale animal and poultry cultivation sewage water treatment method |
| CN109665663A (en) * | 2017-10-16 | 2019-04-23 | 四川奥尔森机电设备有限公司 | A kind of processing method of livestock breeding wastewater |
| CN112514844A (en) * | 2020-11-30 | 2021-03-19 | 广东慧信环保有限公司 | Circulating water culture device, culture method and control equipment |
| CN113371943A (en) * | 2021-06-29 | 2021-09-10 | 成都飞创科技有限公司 | Method for treating wastewater of farm |
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2014
- 2014-08-21 CN CN201420474448.2U patent/CN204111525U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106032304A (en) * | 2015-03-12 | 2016-10-19 | 海口宜坤环境技术有限公司 | A method of treating pig breeding farm waste water |
| CN106032304B (en) * | 2015-03-12 | 2019-08-20 | 海口宜坤环境技术有限公司 | A kind for the treatment of of swine wastewater method |
| CN104944699A (en) * | 2015-06-15 | 2015-09-30 | 扬州大学 | Method for removing substances generating foul odor in waste water of grease factory |
| CN104944702A (en) * | 2015-06-18 | 2015-09-30 | 北京建研环保设备有限公司 | Treatment process and treatment system of ice cream wastewater |
| CN105923933A (en) * | 2016-07-14 | 2016-09-07 | 晓清环保科技股份有限公司 | Sewage purification tank and sewage purification method |
| CN107857422A (en) * | 2017-08-15 | 2018-03-30 | 广东高龙环保科技有限公司 | A kind of scale animal and poultry cultivation sewage water treatment method |
| CN107365029A (en) * | 2017-08-29 | 2017-11-21 | 张继全 | A kind of high concentrated organic wastewater processing unit |
| CN109665663A (en) * | 2017-10-16 | 2019-04-23 | 四川奥尔森机电设备有限公司 | A kind of processing method of livestock breeding wastewater |
| CN112514844A (en) * | 2020-11-30 | 2021-03-19 | 广东慧信环保有限公司 | Circulating water culture device, culture method and control equipment |
| CN113371943A (en) * | 2021-06-29 | 2021-09-10 | 成都飞创科技有限公司 | Method for treating wastewater of farm |
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| GR01 | Patent grant | ||
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| CB03 | Change of inventor or designer information |
Inventor after: Dong Bugen Inventor before: Dong Bugen Inventor before: Dai Shenggen |
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