CN104671408A - Scattered small integrated sewage processing device for rural areas - Google Patents
Scattered small integrated sewage processing device for rural areas Download PDFInfo
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- CN104671408A CN104671408A CN201410846866.4A CN201410846866A CN104671408A CN 104671408 A CN104671408 A CN 104671408A CN 201410846866 A CN201410846866 A CN 201410846866A CN 104671408 A CN104671408 A CN 104671408A
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- tank
- diversion trench
- anaerobic pond
- tank body
- sewage
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- 239000010865 sewage Substances 0.000 title claims abstract description 42
- 238000005273 aeration Methods 0.000 claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 46
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- 238000004062 sedimentation Methods 0.000 claims description 15
- 238000010248 power generation Methods 0.000 claims description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 8
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- 239000001301 oxygen Substances 0.000 claims description 8
- 239000002699 waste material Substances 0.000 claims description 7
- 238000010564 aerobic fermentation Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 238000005516 engineering process Methods 0.000 abstract description 8
- 238000005325 percolation Methods 0.000 abstract description 4
- 239000002689 soil Substances 0.000 abstract description 3
- 230000000249 desinfective effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 30
- 230000008569 process Effects 0.000 description 17
- 239000010802 sludge Substances 0.000 description 9
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000000813 microbial effect Effects 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- 241000195493 Cryptophyta Species 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 241000589651 Zoogloea Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000010871 livestock manure Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 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
- C02F3/30—Aerobic and anaerobic processes
- C02F3/301—Aerobic and anaerobic treatment in the same reactor
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention discloses a scattered small integrated sewage processing device for rural areas and aims at the characteristics and problems that the rural inhabitants are live scattered, the domestic sewage point source with small sewage quantity is randomly distributed and the position is remote, the power intervention is inconvenient and the centralized disposal investment cost is high. According to the device, a high-tech practical technology is highly integrated, the device is under automatic photovoltaic operation, and a centralized disposal is substituted by a distributed disposal. The device saves the place, has a short pipe and is conveniently installed. The device mainly comprises a solar driving and controlling system, a first anaerobic pond, a second anaerobic pond, a contact aeration pond, a settling pond and a disinfecting canal; and a small soil percolation system can be added on demand as a deep processing unit.
Description
Technical field
The present invention relates to a kind of water treatment device, in particular for the waste disposal plant technical field of life in the countryside.
Background technology
China is a developing large agricultural country, and people in the countryside radix is greatly that the twice of urban population is many, and according to relevant data display, current national rural area has the sanitary sewage more than 2,500 ten thousand tons directly to discharge every year.The Ministry of Construction's " village human settlement's Status Quo and Problem " report of survey, enters village's door-to-door survey display to representative 74 villages, 43 counties of 9 provinces of China, and the village of 96% does not have discharge conduit and Sewage treatment systems, and productive life sewage arbitrarily discharges.Eleventh Five-Year Plan specify that " production development, be well off, custom civilization, cleanliness of villages, democratic management " new countryside construction target.The process strengthening country life sewage is the important component part of renovating look of a village, is also the important content of building Socialist New.The potential potential safety hazard in Rural Water seedbed is not only in the environmental pollution that country life sewage causes, and also can aggravate the crisis of Freshwater resources, arable land is irrigated and can not get effective guarantee, the survival and development of harm peasant.Therefore, strengthen country life sewage collecting, process and resource utilization Facilities Construction, avoid the rural area water body, soil and the pollution of agricultural products that cause because sanitary sewage directly discharges, guarantee that safety and the peasant at water source, rural area are physically and mentally healthy, being the important content of Village Redevelopment work of strengthening infrastructure in new countryside construction, recommend, is also that Rural Human Settlements improves and needs the urgent problems solved.
The rural sewage treatment technology adopted both at home and abroad at present mainly contains biological contact oxidation process, activated sludge process, biological filter, artificial swamp, stabilization pond, land percolation process etc.
Biological contact oxidation process is a kind of common method of process sanitary sewage and some industrial organic sewage, at home and abroad obtains and studies widely and use, be mainly used in the sewage disposal of middle and small scale.Activated sludge process is the main method of the biological wastewater treatment based on active sludge.Activated sludge process passes into air continuously in waste water, the sludge-like throw out formed because of aerobic microbial reproduction after certain hour.It is perched the micropopulation based on zoogloea, there is very strong absorption and the ability of oxidation of organic compounds.This technique is the feature such as processing efficiency is high, anti impulsion load and be widely used in the Sewage treatment systems of every profession and trade because having, but due to function singleness, uses not high other technique that usually needs to arrange in pairs or groups of the degradation efficiency such as ammonia nitrogen, phosphorus.Biological filter capacity of resisting impact load is strong, low temperature resistant, without sludge bulking, microorganism can be avoided to run off, keep higher microbial biomass, and daily operation management is simple, and treatment effect is stablized.But need to drop into the suitable electricity charge, overheads in the operation of biological filter, the application on rural domestic sewage treatment has certain limitation, is applicable to sewage composition more complicated, and occupation of land requires strict rural sewage treatment.The stabilization pond technology of improvement, as short in ecological pond, stabilization pond residence time that Using High-Rate Algae Pond technology is more traditional, floor space is little; Build easily, easy maintenance, initial cost is few, and working cost is low; BOD, ammonia nitrogen and pathogenic agent removal efficiency high, but its is easily by impact of the environmental factors such as temperature, pH.Artificial swamp is applicable to different treatment scales, and capital cost is cheap, and process structures form by various natural ecological system or through simply building, and do not have complicated mechanical means, are easy to running maintenance and management.But artificial swamp clears up pollutent by elements, need certain residence time, therefore floor space is relatively large.Land percolation system utilizes the natural purifying ability of soil, has initial cost low, and working cost is low, the advantages such as operational administrative is simple, but also the liquid manure resource in sewage can be utilized, sewage disposal is combined with greening, beautify and improve region environment, being applicable to China's national situation.But the water outlet of land percolation system can not ensure up to standard, for better realizing object up to standard, advanced treatment system need be added as required.
The sanitary sewage point-source distribution that Most current rural area disperses, sewage quantity is little is random, remote location, and power is got involved inconvenient, makes centralized processing cost of investment high; Simultaneously point-source pollution scale is less, and the on duty and operational administrative of professional is set up in inconvenience.
Summary of the invention
The problem that invention will solve
The invention provides a kind of rural area dispersed miniature integrated sewage treating apparatus.The integrated high-new practical technique of this device height, utilizes photovoltaic automatically to run, Maintenance free, replaces centralized processing by distributed processing, and take up an area and economize, pipeline is short, easy for installation.
For the scheme of dealing with problems
The invention provides a kind of rural area dispersed miniature integrated sewage treating apparatus, comprise total water inlet, total water outlet, tank body, described tank interior is provided with preliminary sedimentation tank, the anaerobic pond for anaerobically fermenting, the aeration tank for aerobic fermentation and settling tank.
Further: described tank body also comprises total water inlet and connects preliminary sedimentation tank, preliminary sedimentation tank connects anaerobic pond, water inlet A is arranged on above anaerobic pond pool wall, anaerobic pond is connected with aeration tank by diversion trench A, aeration tank is connected with settling tank by diversion trench B, diversion trench A, be provided with iron net between diversion trench B and the pool wall of tank body diversion trench A, diversion trench B are fixed, make diversion trench A, diversion trench B parallel vertical in ground.
Further: described anaerobic pond ingress is filled with filter material.
Further: described tank body is right cylinder.
Further: described iron net is set to multilayer.
Further: the top of described tank body is also provided with lid, lid is provided with photovoltaic power generation apparatus for driving the heating component, the supercharging device that are arranged on described anaerobic pond, aeration tank and settling tank.
Further: to be also provided with oxygen increasing tube in described aeration tank, to be driven by photovoltaic power generation apparatus
The effect of invention
The feature of this device has:
A, fully by physical features.Plant area is few, addressing is very convenient, the place that there is drop advantage relative to receiving water body can be chosen build this facility on the channel that pollutent concentrates discharge, make the conveying of sewage need not use the power-equipment such as pump, motor, realize unpowered conveying, reduce working cost pressure, exempt from maintenance on duty.
B, conventional aerobic reaction are larger by the impact of operating load, water temperature, sludge concentration, and aerobic employing aeration biological contact oxidation method in this device, technique anti impulsion load ability own is high, stable, and before aerobic unit, carried out the strengthening reaction of anaerobic hydrolysis-acidification, fully degrade larger molecular organics, more ensure that the steady running of aerobic treatment unit, overcome the problems such as activated sludge process mud easily expands, operational management is rigorous, complicated.
The flow process that c, anaerobic and aerobic treating processes are in series, have investment reduction, save energy consumption, sludge yield is few, effluent quality good, can a series of advantage such as denitrogenation dephosphorizing, good operation stability.
D, integrated treatment unit fully can disperse the dirty mixed flow of sewage draining exit rain, and reduce the load that equipment is unnecessary, Pollutant levels are low, conventional biological treatment technology starts and steady running difficulty, this technique core technology is anaerobism, aerobic, after system stops water inlet for some time, is easy to recover.
The biogas that e, general anaerobism equipment produce need establish collecting methane treatment unit, this system device is sealing unit, water treatment procedure process operation is biomembrance process (anaerobe film, aerobic bio-contact oxidation method), its ultimate principle is that to be suspended in the microbial film that active sludge in water and filler formed be main body, fully contact with mud under the condition that microorganism growth is favourable, sewage is purified.
The solution of f, power and handling problem.The sanitary sewage point-source distribution that current most of place disperses, sewage quantity is little is random, remote location, and power is got involved inconvenient, is difficult to the energy requirements ensureing aerobic method; Simultaneously point-source pollution scale is less, and the on duty and operational administrative of professional is set up in inconvenience.This technique adopts Driven by Solar Energy system to power, and the technology controlling and process of whole process is simple, only need set aerating machine working time, timing cleaning precipitates.
[0019] accompanying drawing explanation
Fig. 1 is the sectional view of equipment, and 1 is total water inlet, and 2 is preliminary sedimentation tank, and 3 is anaerobic pond, 4 is water inlet A, and 5 is diversion trench A, and 6 is aeration tank, and 7 is wire netting, 8 is diversion trench B, and 9 is water inlet B, and 10 is settling tank, and 11 is dividing plate A, 12 is water outlet B, and 13 is swash plate, and 14 is total water outlet, and 15 is tank body, 16 is dividing plate B, and 17 is lid, and 18 is photovoltaic power generation apparatus, 19 is heating component, and 20 is supercharging device, and 21 is oxygen increasing tube.
Fig. 2 is the schematic diagram of equipment top apparatus, and 17 is lid, and 18 is photovoltaic power generation apparatus, and 19 is heating component, and 20 is supercharging device, and 21 is oxygen increasing tube.
Fig. 3 is the schematic diagram of sewage treatment process.
Embodiment
Various exemplary embodiment of the present invention, characteristic sum aspect is described in detail below with reference to embodiment.In order to better the present invention is described, in embodiment hereafter, give numerous details.It will be appreciated by those skilled in the art that do not have these details, the present invention can implement equally.In other example, known method, means, material are not described in detail, so that highlight purport of the present invention.
Embodiment 1
As shown in Figure 1 and Figure 2, be structural representation of the present invention.As we know from the figure, rural area dispersed miniature integrated sewage treating apparatus, comprise total water inlet, total water outlet, tank body, described tank interior is provided with preliminary sedimentation tank, the anaerobic pond for anaerobically fermenting, the aeration tank for aerobic fermentation and settling tank.Described tank body also comprises total water inlet and connects first sinking, preliminary sedimentation tank connects anaerobic pond, water inlet A is arranged on above anaerobic pond pool wall, anaerobic pond is connected with aeration tank by diversion trench A, aeration tank is connected with settling tank by diversion trench B, diversion trench A, be provided with one deck iron net between diversion trench B and the pool wall of tank body diversion trench A, diversion trench B are fixed, make diversion trench A, diversion trench B parallel vertical in ground.Treated sewage enters settling tank by water inlet B and water outlet B again, and treated sewage is discharged by total water outlet after entering settling tank precipitation by swash plate.
Embodiment 2
As shown in Figure 1 and Figure 2, be structural representation of the present invention.As we know from the figure, rural area dispersed miniature integrated sewage treating apparatus, comprise total water inlet, total water outlet, cylindrical tank, described tank interior is provided with preliminary sedimentation tank, the anaerobic pond for anaerobically fermenting, the aeration tank for aerobic fermentation and settling tank, and described anaerobic pond ingress is filled with filter material.Described tank body also comprises total water inlet and connects first sinking, preliminary sedimentation tank connects anaerobic pond, water inlet A is arranged on above anaerobic pond pool wall, anaerobic pond is connected with aeration tank by diversion trench A, aeration tank is connected with settling tank by diversion trench B, diversion trench A, be provided with two-layer iron net between diversion trench B and the pool wall of tank body diversion trench A, diversion trench B are fixed, make diversion trench A, diversion trench B parallel vertical in ground.Treated sewage enters settling tank by water inlet B and water outlet B again, and treated sewage is discharged by total water outlet after entering settling tank precipitation by swash plate.
Embodiment 3
As shown in Figure 1 and Figure 2, be structural representation of the present invention.As we know from the figure, rural area dispersed miniature integrated sewage treating apparatus, comprise total water inlet, total water outlet, cylindrical tank, described tank interior is provided with preliminary sedimentation tank, the anaerobic pond for anaerobically fermenting, the aeration tank for aerobic fermentation and settling tank, and described anaerobic pond ingress is filled with filter material.Described tank body also comprises total water inlet and connects first sinking, preliminary sedimentation tank connects anaerobic pond, water inlet A is arranged on above anaerobic pond pool wall, anaerobic pond is connected with aeration tank by diversion trench A, aeration tank is connected with settling tank by diversion trench B, diversion trench A, be provided with two-layer iron net between diversion trench B and the pool wall of tank body diversion trench A, diversion trench B are fixed, make diversion trench A, diversion trench B parallel vertical in ground.The top of described tank body is also provided with lid, and lid is provided with photovoltaic power generation apparatus for driving the heating component, the supercharging device that are arranged on described anaerobic pond, aeration tank and settling tank.Also be provided with oxygen increasing tube in described aeration tank, oxygen increasing tube is driven by photovoltaic power generation apparatus.
Embodiment 4
As shown in Figure 1 and Figure 2, be structural representation of the present invention.As we know from the figure, rural area dispersed miniature integrated sewage treating apparatus, comprise total water inlet, total water outlet, cylindrical tank, described tank interior is provided with preliminary sedimentation tank, the anaerobic pond for anaerobically fermenting, the aeration tank for aerobic fermentation and settling tank, and described anaerobic pond ingress is filled with filter material.Described tank body also comprises total water inlet and connects first sinking, preliminary sedimentation tank connects anaerobic pond, water inlet A is arranged on above anaerobic pond pool wall, anaerobic pond is connected with aeration tank by diversion trench A, aeration tank is connected with settling tank by diversion trench B, diversion trench A, be provided with two-layer iron net between diversion trench B and the pool wall of tank body diversion trench A, diversion trench B are fixed, make diversion trench A, diversion trench B parallel vertical in ground.The top of described tank body is also provided with lid, lid is provided with photovoltaic power generation apparatus for driving the heating component, the supercharging device that are arranged on described anaerobic pond, aeration tank and settling tank, also device for detecting temperature is provided with in described anaerobic pond, aeration tank and described aeration tank, when water temperature heats sewage lower than then starting heating component during set(ting)value, when temperature then closes heating component greater than or equal to during set(ting)value, also be provided with oxygen increasing tube in described aeration tank, oxygen increasing tube is driven by photovoltaic power generation apparatus.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made, all should be considered as belonging to protection scope of the present invention.
Claims (7)
1. a rural area dispersed miniature integrated sewage treating apparatus, comprise total water inlet (1), total water outlet (14), tank body (15), it is characterized in that: described tank body (15) inside is provided with preliminary sedimentation tank (2), the anaerobic pond (3) for anaerobically fermenting, the aeration tank (6) for aerobic fermentation and settling tank (10).
2. waste disposal plant as claimed in claim 1, it is characterized in that: described tank body (15) also comprises total water inlet (1) and connects preliminary sedimentation tank (2), preliminary sedimentation tank (2) connects anaerobic pond (3), water inlet A (5) is arranged on above anaerobic pond (3) pool wall, anaerobic pond (3) is by diversion trench A(5) be connected with aeration tank (6), aeration tank (6) is by diversion trench B(8) be connected with settling tank (10), diversion trench A(5), diversion trench B(8) and the pool wall of tank body (15) between be provided with iron net (7) by diversion trench A(5), diversion trench B(8) fixing, make diversion trench A(5), diversion trench B(8) parallel vertical is in ground.
3. waste disposal plant as claimed in claim 1 or 2, is characterized in that: described anaerobic pond ingress is filled with filter material.
4. waste disposal plant as claimed in claim 1 or 2, is characterized in that: described tank body (15) is right cylinder.
5. waste disposal plant as claimed in claim 2, is characterized in that: described iron net (7) is set to multilayer.
6. waste disposal plant as claimed in claim 1 or 2, it is characterized in that: the top of described tank body (15) is also provided with lid (17), lid (17) is provided with photovoltaic power generation apparatus (18) for driving the heating component (19), the supercharging device (20) that are arranged on described anaerobic pond (3), aeration tank (6) and settling tank (10).
7. waste disposal plant as claimed in claim 1 or 2, be is characterized in that: be also provided with oxygen increasing tube (21) in described aeration tank (6), is driven by photovoltaic power generation apparatus (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410846866.4A CN104671408A (en) | 2014-12-31 | 2014-12-31 | Scattered small integrated sewage processing device for rural areas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410846866.4A CN104671408A (en) | 2014-12-31 | 2014-12-31 | Scattered small integrated sewage processing device for rural areas |
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| CN104671408A true CN104671408A (en) | 2015-06-03 |
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| CN201410846866.4A Pending CN104671408A (en) | 2014-12-31 | 2014-12-31 | Scattered small integrated sewage processing device for rural areas |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104891750A (en) * | 2015-06-24 | 2015-09-09 | 东北大学 | Rural decentralized-wastewater integrated micro-dynamic ecological treatment device |
| CN104973690A (en) * | 2015-07-18 | 2015-10-14 | 浙江天井塑业有限公司 | Purification tank |
| CN105060629A (en) * | 2015-08-04 | 2015-11-18 | 四川明日得环保产业有限公司 | Sewage treatment system |
| CN106630497A (en) * | 2017-02-12 | 2017-05-10 | 段遵虎 | Efficient sewage treatment method based on MBR (Membrane Bioreactor) membrane |
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| CN104891750A (en) * | 2015-06-24 | 2015-09-09 | 东北大学 | Rural decentralized-wastewater integrated micro-dynamic ecological treatment device |
| CN104891750B (en) * | 2015-06-24 | 2017-04-05 | 东北大学 | A kind of rural decentralized wastewater integration micro power ecological treatment apparatus |
| CN104973690A (en) * | 2015-07-18 | 2015-10-14 | 浙江天井塑业有限公司 | Purification tank |
| CN105060629A (en) * | 2015-08-04 | 2015-11-18 | 四川明日得环保产业有限公司 | Sewage treatment system |
| CN106630497A (en) * | 2017-02-12 | 2017-05-10 | 段遵虎 | Efficient sewage treatment method based on MBR (Membrane Bioreactor) membrane |
| CN106630497B (en) * | 2017-02-12 | 2019-07-19 | 浙江秀水环保有限公司 | A kind of high-efficiency sewage processing method based on MBR film |
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Application publication date: 20150603 |