CN105347490A - Cylindrical integrated biological treater for domestic sewage - Google Patents
Cylindrical integrated biological treater for domestic sewage Download PDFInfo
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- CN105347490A CN105347490A CN201510947360.7A CN201510947360A CN105347490A CN 105347490 A CN105347490 A CN 105347490A CN 201510947360 A CN201510947360 A CN 201510947360A CN 105347490 A CN105347490 A CN 105347490A
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- cavity
- chamber
- anoxic
- aerobic cavity
- drum type
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- 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
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/002—Apparatus and plants for the biological treatment of water, waste water or sewage comprising an initial buffer container
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/08—Chemical Oxygen Demand [COD]; Biological Oxygen Demand [BOD]
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/10—Solids, e.g. total solids [TS], total suspended solids [TSS] or volatile solids [VS]
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/16—Total nitrogen (tkN-N)
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- 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)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention relates to the environmental protection technology, and particularly relates to a domestic sewage treatment apparatus. The invention aims to provide a domestic sewage treatment apparatus which is stable, high in efficiency and low in cost. A cylindrical integrated biological treater for domestic sewage comprises a cylinder, an inner tube is arranged in the cylinder, and an inner cavity of the inner tube forms a regulating-hydrolysis cavity; a space between the inner tube and the cylinder is sequentially partitioned along the circumferential direction so as to form a primary aerobic cavity, a primary anoxic cavity, a secondary aerobic cavity, a secondary anoxic cavity and a settling cavity which are independent; the regulating-hydrolysis cavity is connected with a water inlet pipe, the bottom of the primary aerobic cavity is interconnected with the bottom of the primary anoxic cavity, and the bottom of the secondary aerobic cavity is interconnected with the bottom of the secondary anoxic cavity; the upper parts of the regulating-hydrolysis cavity, the primary anoxic cavity, the secondary aerobic cavity and the secondary anoxic cavity are respectively provided with a gap leading to a downstream cavity; the upper part of the settling cavity is provided with a water outlet and a mud discharge device; and an aeration device is respectively arranged in the primary aerobic cavity and the secondary aerobic cavity, and a stirring device is respectively arranged in the primary anoxic cavity and the secondary anoxic cavity.
Description
Technical field
The present invention relates to green technology, be specifically related to domestic sewage treatment device.
Background technology
Human lives's sewage is one of primary pollution source of water body.Mainly ight soil and wash water.The sanitary sewage amount that city is discharged everyone every day is 150-400L, and its amount has substantial connection with standard of living.Containing large amount of organic in sanitary sewage, as Mierocrystalline cellulose, starch, carbohydrate and fat protein etc.; Also often containing pathogenic bacteria, virus and parasitic ovum; The muriate of inorganic salts, vitriol, phosphoric acid salt, supercarbonate and sodium, potassium, calcium, magnesium etc.Total feature is nitrogenous, sulfur-bearing and phosphorous height, under anaerobic bacterium effect, and easily raw repugnant substance.
Existing sanitary sewage disposal technical development is started late, dominating process route such as:
BAF: arranging filler exactly in the treatment unit of biological filter, is oxygen supply by people, makes filler to grow a large amount of microorganisms.This sewage treatment process device is made up of filter bed, distribution device, water-distributing device, water-freeing arrangement etc.Aerating apparatus adopts supporting special aeration head, and the middle small bubbles of generation cut repeatedly through filler, reach the effect close to micro-control aeration.Because in reaction tank, sludge concentration is high, treatment facility is compact, greatly can save floor space, reduces the reaction times.
SBR dephosphorization process: the major cause of body eutrophication be the mankind to discharge into water a large amount of ammonia nitrogens and phosphorus, the main factor of phosphorus body eutrophication especially.Make a general survey of domestic waste water processes technique, dephosphorization technique is the difficult problem that puzzlement sewage work runs always.Traditional materialization phosphorus removal technology needs a large amount of medicaments, has the shortcoming that running cost is high, sludge yield is large; The Biological Phosphorus Removal Processes of preposition anaerobism has the low advantage of working cost, but taking the photograph phosphorus, release phosphorus effect due to the microorganism that places one's entire reliance upon, be difficult to the requirement reaching national sewage treatment process.When considering Treated sewage reusing, then be more difficult to reach requirement.
But due to the dwell point dispersion of samll cities and towns of China, source of sewage distributed points volume is few, and the scale of cities and towns level Sewage Plant is many lower than 10000 ton per days.The sewage treatment process that current domestic large-and-medium size cities sewage work often adopts has traditional activated sludge process, A2/O, SBR, oxidation ditch etc., if can cause due to high working cost with these technology building Small Town Wastewater treatment plants, cannot normally run.Therefore must adopt reduced investment for the feature of samll cities and towns, working cost is low, reliably consistent, operates and the relatively simple technique of management and corresponding equipment.
Existing equipment as: as shown in CN101269880A, be applicable to the little occasion of the scale treatment capacity such as samll cities and towns and use, processing power is also better.But equipment volume and integration are still good not, and mud is discharged cumbersome.Or the device of cylindrical process disclosed in CN101391834A, this device is inside and outside two-layer round shape, and integration is better, but internal structure is too complicated, and fragmenting plate ladder is more, and operation stability is poor, and clean and maintenance is pretty troublesome.CN201240939Y also discloses a kind of columnar treatment unit, but its operational path arranged is simple, and device specification volume is little, does not also have extended capability, so processing power is little, and poor practicability.
Therefore, urgently develop a kind of processing power strong, sewage quantity can be applicable to and fluctuate large occasion; Stable, installation cost is low, domestic sewage treatment device easy to use.
Summary of the invention
The object of this invention is to provide a kind of domestic sewage treatment device of stable, efficient, low cost.
For achieving the above object, the technical solution adopted in the present invention is: a kind of drum type brake integral life sewage biological processor, comprises cylinder, arrange inner core in cylinder, and interior tube inner chamber forms adjustment double hydrolysis chamber; Along the circumferential direction separate successively between inner core and cylinder and form independently one-level aerobic cavity, one-level anoxic chamber, secondary aerobic cavity, secondary anoxic chamber, precipitation chamber;
Described adjustment is held concurrently and is hydrolyzed chamber connection water inlet pipe, communicates, communicate bottom secondary aerobic cavity with bottom secondary anoxic chamber bottom one-level aerobic cavity with bottom one-level anoxic chamber; Adjustment double hydrolysis chamber, one-level aerobic cavity, one-level anoxic chamber, secondary aerobic cavity and top, secondary anoxic chamber arrange the breach towards downstream chamber respectively; Top, described precipitation chamber arranges water port and mud discharging device;
In described one-level aerobic cavity and secondary aerobic cavity, aerating apparatus is set, in one-level anoxic chamber and secondary anoxic chamber, whipping appts is set.
Preferably, described water inlet pipe access regulates bottom hydrolysis chamber of holding concurrently, and intakes along circular inner tube inwall circumferential direction.
Preferably, described aerating apparatus comprises aeration supervisor and extends to the aeration branch pipe of one-level aerobic cavity and secondary aerobic cavity, and aeration branch pipe connects multiple aeration plate respectively in the bottom of aerobic cavity.
Preferably, bottom described precipitation chamber, be hydrolyzed chamber bottom double with adjustment is connected.
Preferably, described mud discharging device comprises the spoil disposal stripping tube stretching into bottom in precipitation chamber, and described water port can be closed, the air pressure spoil disposal that described spoil disposal stripping tube utilizes aerating apparatus to pass into.
Preferably, described aeration supervisor is connected by intervalve with spoil disposal stripping tube, and intervalve arranges valve; Aeration branch pipe arranges valve; The position that described spoil disposal stripping tube is positioned at outside intervalve arranges outlet valve.
Preferably, described whipping appts comprises and to be fixed in the middle of cavity and horizontally disposed transmission main shaft, and sheathed driving sleeve on transmission main shaft, wheel wheel frame is fixed on driving sleeve, and impeller blade fixed by wheel wheel frame.
Preferably, anaerobism elastic filler arranged by described wheel wheel frame, and described impeller blade is positioned at the outside of anaerobism elastic filler.
Preferably, described anaerobism elastic filler is strip and evenly arranges multiple, and the length of anaerobism elastic filler is compared with the short 10-20cm of the radius of impeller blade; Anaerobism elastic filler one end is fixed on wheel wheel frame.
Preferably, described transmission main shaft and driving sleeve, wheel wheel frame, impeller blade, anaerobism elastic filler arranging multiplayer along the vertical direction in chamber.
The present invention has following beneficial effect: the double-layered cylinder structure of integral type, skin is divided into multiple cavity again.Utilize and concentrate compact structure, complexity, multiple operation treating processes can be realized.The integration of device significantly improves, and is equipped with replenishment of process simultaneously, ensures treatment effect and processing power.And device does not have overhanging portion, stable; Internal structure is ingenious, by structures such as air pressure automatic mud removings, facilitates operation of equipment use and repair and maintenance.The anaerobism chamber improved and interior stirring device are increased work efficiency, and anaerobism elastic filler strengthens anaerobic treatment effect.And whipping appts utilizes current self-energy, unpowered operation, reduces energy consumption.Adjustment of the present invention hydrolytic tank residence time of holding concurrently is 2-4h, and aerobic, the oxygen-starved area residence time is 8-10h.Sludge loading at 0.2-0.5kgCOD/kgmLss.d, sedimentation time 1-1.5h, precipitation surface load 1.5-2m
3/ m
2.d, technique COD and SS, TN, TO can remove more than 90%.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the deployed configuration schematic diagram of Fig. 1.
Embodiment
Shown in composition graphs 1,2, drum type brake integral life sewage biological processor, comprises cylinder 1, arranges inner core 2 in cylinder 1, and inner core 2 inner chamber forms adjustment double hydrolysis chamber 9.Regulate hydrolysis chamber 9 Main Function of holding concurrently to be that sewage and mud are fully mixed, ensure the Effec-tive Function of subsequent processing steps.Along the circumferential direction separate successively between inner core 2 and cylinder 1 form independently one-level aerobic cavity 4, one-level anoxic chamber 5, secondary aerobic cavity 6, secondary anoxic chamber 7, precipitate chamber 8.
Described adjustment double hydrolysis chamber 9 connects water inlet pipe 3, communicates, communicate bottom secondary aerobic cavity 6 with bottom secondary anoxic chamber 7 bottom one-level aerobic cavity 4 with bottom one-level anoxic chamber 5; Adjustment double hydrolysis chamber 9, one-level aerobic cavity 4, one-level anoxic chamber 5, secondary aerobic cavity 6 and top, secondary anoxic chamber 7 arrange the breach 10,11,16,18,21 towards downstream chamber respectively.Top, described precipitation chamber 8 arranges water port 22 and mud discharging device for discharging the mud of precipitation.In described one-level aerobic cavity 4 and secondary aerobic cavity 6, aerating apparatus is set for aeration aerating, in one-level anoxic chamber 5 and secondary anoxic chamber 7, whipping appts is set, strengthen mixing effect.The breach 10,11,16,18,21 on top can drain the air that aeration is filled with, and is then discharged by water port 22; Ensure device interior pressure-stabilisation.
Sewage is entered by water inlet pipe 3 and regulates hydrolysis chamber 9 of holding concurrently, then from regulating breach 10 overflow on hydrolysis top, chamber 9 of holding concurrently to enter one-level aerobic cavity 4, by entering one-level anoxic chamber 5 bottom one-level aerobic cavity 4, then secondary aerobic cavity 6 is entered by the breach 16 at top, one-level anoxic chamber 5, by flowing into secondary anoxic chamber 7 bottom secondary aerobic cavity 6, precipitation chamber 8 is entered, by water port 22 device for transferring on precipitation top, chamber 8 again by the breach 21 at top, secondary anoxic chamber 7.Effluent stream is to as shown by the arrows in Figure 2.
Its technological principle is: first flow into one-level aerobic cavity 4 and carry out aerobic treatment, then anaerobic treatment is carried out by flowing into one-level anoxic chamber 5 bottom one-level aerobic cavity 4, enter secondary aerobic cavity 6 by breach 16 overflow again and carry out aerobic treatment again, sewage after secondary aerobic cavity 6 processes, by flowing into secondary anoxic chamber 7 bottom secondary aerobic cavity 6, flows into precipitation chamber 8 finally by breach 21 and carries out precipitate and separate.First the purification efficiency of whole treater can be increased by the good anaerobic treatment of two-stage; The impact resistance of treater can also be improved in addition, when the amount for the treatment of sewage is excessive, overall decontamination effect improving can be ensured by the mode of multiple-stage treatment.
Be more preferably, described water inlet pipe 3 accesses and regulates bottom hydrolysis chamber 9 of holding concurrently, and intakes along circular inner tube 2 inwall circumferential direction.Such sewage enters along regulating hydrolysis chamber 9 inwall curve of holding concurrently, and forms the flowing that Archimedean screw shape from bottom to top rises.Play the effect that oneself stirs, the mud allowing sewage and adjustment hold concurrently in hydrolysis chamber fully mixes, to improve the purification efficiency of follow-up sewage.
Described aerating apparatus can adopt existing any device, also modified node method can be adopted, comprise aeration supervisor 14 and extend to the aeration branch pipe 12 of one-level aerobic cavity 4 and secondary aerobic cavity 6, aeration branch pipe 12 connects multiple aeration plate 27 respectively in the bottom of aerobic cavity 4,6.This spline structure is the simplest, uses, easy to maintenance, and aeration is reliable for effect simultaneously.
Preferably, bottom described precipitation chamber 8, be hydrolyzed chamber 9 bottom double with adjustment is connected.Be convenient to partial sludge and get back to adjustment double hydrolysis chamber 9, can make to precipitate the mud inflow adjustment precipitated in chamber 8 like this and hold concurrently in hydrolysis chamber 9, reach and be hydrolyzed to adjustment is double the effect that chamber 9 supplements mud.Described mud discharging device comprises the spoil disposal stripping tube 19 stretching into bottom in precipitation chamber 8, and described water port 22 can be closed, and between described one-level aerobic cavity 4 and one-level anoxic chamber 5, top has breach 11, and between secondary aerobic cavity 6 and secondary anoxic chamber 7, top has breach 18; The air pressure spoil disposal that described spoil disposal stripping tube 19 utilizes aerating apparatus to pass into.Described aeration supervisor 14 is connected by intervalve with spoil disposal stripping tube 19, intervalve is arranged valve 17; Described spoil disposal stripping tube 19 position be positioned at outside intervalve arranges outlet valve 20.
That is to say by after two-stage biological process, sewage enters precipitation chamber 8 by breach 21 and precipitates, and the supernatant liquor after separation enters intermediate water reuse system from water port 22 or enters city planting ductwork.Hold concurrently to be hydrolyzed bottom chamber 9 with adjustment and be communicated with in precipitation chamber 8.Part mud enters and regulates hydrolysis chamber 9 of holding concurrently, and excess sludge is discharged separately by mud discharging device.During spoil disposal, first open valve 17, close the valve 13,15 on aeration branch pipe 12 and water port 22; The air of aerator enters precipitation chamber 8 by spoil disposal stripping tube 19, and precipitation chamber 8 air pressure raises.Now, slowly open the outlet valve 20 of spoil disposal stripping tube 19 upper end, valve 17 is still opened and is inflated to spoil disposal stripping tube 19 simultaneously, and this gas can be sprayed by the upper end mouth of pipe, and this air-flow upwards sprays formation negative pressure region, the mud in suction precipitation chamber 8; Spoil disposal is carried out in the effect simultaneously combining precipitation chamber 8 internal gas pressure higher.Water-containing sludge is risen to ground through spoil disposal stripping tube 19 upper end outlet.Rise to the sludge part on ground for adding to one-level aerobic cavity 4 and secondary aerobic cavity 6, major part is transported through sanitation cart and is carried out landfill or burning disposal.
Further, whipping appts in described one-level anoxic chamber 5 and secondary anoxic chamber 7 comprises and to be fixed in the middle of cavity and horizontally disposed transmission main shaft 23, sheathed driving sleeve 24 on transmission main shaft 23, wheel wheel frame 26 is fixed on driving sleeve 24, and impeller blade 25 fixed by wheel wheel frame 26.Can also arrange anaerobism elastic filler 28 on described wheel wheel frame 26, described impeller blade 25 is positioned at the outside of anaerobism elastic filler 28.Such as anaerobism elastic filler 28 entirety can be swathed on wheel wheel frame 26, arrange simple like this.Be more preferably, described anaerobism elastic filler 28 also evenly arranges multiple in strip, and concrete decoration form that is to say that one end of anaerobism elastic filler 28 is fixed on wheel wheel frame 26, and the other end freely overhangs.And the length of anaerobism elastic filler 28 is compared with the short 10-20cm of the radius of impeller blade 25.Such anaerobism elastic filler 28 arranges more abundant, acts on stronger.
Such wheel wheel frame 26 can with transmission main shaft 23 for axis rotation (will take turns the amplification of wheel frame 26 size for ease of observing in figure).During work, the sewage entered from aerobic cavity directly washes away impeller blade 25, is rotated by current impeller sheet 25, and whole wheel frame 26 of taking turns rotates simultaneously, has revolution and rotation simultaneously.Thus the muddy water of anoxic pond is formed rolling, take turns wheel frame 26 size in practice and be as the criterion not interfere with cavity wall, and two-layer or multilayer enhancing stirring effect up and down can be set.
Adjustment of the present invention is held concurrently and is hydrolyzed chamber 9 residence time is 2-4 hour, and aerobic, the oxygen-starved area residence time is 8-10 hour.Sludge loading at 0.2-0.5kgcod/kgmlss.d, sedimentation time 1-1.5h, precipitation surface load 1.5-2m
3/ m
2.d, this technique COD and SS, TN, TO can remove more than 90%.Achieve processing power flexible and changeable, stable and reliable operation, treatment effect is good, and efficiency is high, and device integration is good, and cost is low, easy to use, safeguards simple object.
Claims (10)
1. a drum type brake integral life sewage biological processor, comprises cylinder (1), it is characterized in that, arranges inner core (2) in cylinder (1), and inner core (2) inner chamber forms adjustment double hydrolysis chamber (9); Along the circumferential direction separate successively between inner core (2) and cylinder (1) form independently one-level aerobic cavity (4), one-level anoxic chamber (5), secondary aerobic cavity (6), secondary anoxic chamber (7), precipitate chamber (8);
Described adjustment is held concurrently and is hydrolyzed chamber (9) connection water inlet pipe (3), and one-level aerobic cavity (4) bottom communicates with bottom, one-level anoxic chamber (5), and secondary aerobic cavity (6) bottom communicates with bottom secondary anoxic chamber (7); Adjustment double hydrolysis chamber (9), one-level aerobic cavity (4), one-level anoxic chamber (5), secondary aerobic cavity (6) and secondary anoxic chamber (7) top arrange the breach towards downstream chamber respectively; Described precipitation chamber (8) top arranges water port (22) and mud discharging device;
In described one-level aerobic cavity (4) and secondary aerobic cavity (6), aerating apparatus is set, in one-level anoxic chamber (5) and secondary anoxic chamber (7), whipping appts is set.
2. drum type brake integral life sewage biological processor according to claim 1, is characterized in that: described water inlet pipe (3) access regulates hydrolysis chamber (9) bottom of holding concurrently, and intakes along circular inner tube (2) inwall circumferential direction.
3. drum type brake integral life sewage biological processor according to claim 1, is characterized in that: described precipitation chamber (8) bottom and adjustment are held concurrently to be hydrolyzed bottom chamber (9) and be connected.
4. drum type brake integral life sewage biological processor according to claim 1, it is characterized in that: described aerating apparatus comprises aeration supervisor (14) and extends to the aeration branch pipe (12) of one-level aerobic cavity (4) and secondary aerobic cavity (6), and aeration branch pipe (12) connects multiple aeration plate (27) respectively in the bottom of aerobic cavity (4,6).
5. drum type brake integral life sewage biological processor according to claim 4, it is characterized in that: described mud discharging device comprises the spoil disposal stripping tube (19) stretching into precipitation chamber (8) interior bottom, described water port (22) can be closed, the air pressure spoil disposal that described spoil disposal stripping tube (19) utilizes aerating apparatus to pass into.
6. drum type brake integral life sewage biological processor according to claim 5, is characterized in that: described aeration supervisor (14) is connected by intervalve with spoil disposal stripping tube (19), intervalve is arranged valve (17); Aeration branch pipe (12) is arranged valve (13,15); Described spoil disposal stripping tube (19) position be positioned at outside intervalve arranges outlet valve (20).
7. drum type brake integral life sewage biological processor according to claim 1, it is characterized in that: described whipping appts comprises and to be fixed in the middle of cavity and horizontally disposed transmission main shaft (23), the upper sheathed driving sleeve (24) of transmission main shaft (23), wheel wheel frame (26) is fixed on driving sleeve (24), the upper fixing impeller blade (25) of wheel wheel frame (26).
8. drum type brake integral life sewage biological processor according to claim 7, is characterized in that: described wheel wheel frame (26) is upper arranges anaerobism elastic filler (28), and described impeller blade (25) is positioned at the outside of anaerobism elastic filler (28).
9. drum type brake integral life sewage biological processor according to claim 8, it is characterized in that: described anaerobism elastic filler (28) is in strip and evenly arrange multiple, the short 10-20cm of radius of the length of anaerobism elastic filler (28) comparatively impeller blade (25); Anaerobism elastic filler (28) one end is fixed on wheel wheel frame (26).
10. according to the drum type brake integral life sewage biological processor in claim 7-9 described in any one, it is characterized in that: described transmission main shaft (23) and driving sleeve (24), wheel wheel frame (26), impeller blade (25), anaerobism elastic filler (28) arranging multiplayer along the vertical direction in chamber.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510947360.7A CN105347490B (en) | 2015-12-17 | 2015-12-17 | Drum type brake integral life sewage biological processor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510947360.7A CN105347490B (en) | 2015-12-17 | 2015-12-17 | Drum type brake integral life sewage biological processor |
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| Publication Number | Publication Date |
|---|---|
| CN105347490A true CN105347490A (en) | 2016-02-24 |
| CN105347490B CN105347490B (en) | 2017-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510947360.7A Active CN105347490B (en) | 2015-12-17 | 2015-12-17 | Drum type brake integral life sewage biological processor |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107055788A (en) * | 2017-06-26 | 2017-08-18 | 河南泽衡环保科技股份有限公司 | Small-sized household sewage disposal system |
| CN108975510A (en) * | 2018-08-23 | 2018-12-11 | 浙江开创环保科技股份有限公司 | A kind of novel all-in-one sewage disposal device and method |
| CN109095708A (en) * | 2018-08-03 | 2018-12-28 | 航天凯天环保科技股份有限公司 | Sewage disposal device |
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| CN101891344A (en) * | 2010-07-13 | 2010-11-24 | 重庆大学 | Activated sludge-biomembrane combined circulating flow denitrification and desophorization integrated sewage treatment device and method |
| CN103272405A (en) * | 2013-06-06 | 2013-09-04 | 苏州市金翔钛设备有限公司 | Stirring packed tower used for acetic acid extraction device |
| CN205346958U (en) * | 2015-12-17 | 2016-06-29 | 云南龙帜环境工程有限公司 | Drum formula integration domestic sewage biological treatment ware |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2005161135A (en) * | 2003-11-28 | 2005-06-23 | Best Tech:Kk | Apparatus and method for advanced treatment of wastewater |
| CN101891344A (en) * | 2010-07-13 | 2010-11-24 | 重庆大学 | Activated sludge-biomembrane combined circulating flow denitrification and desophorization integrated sewage treatment device and method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107055788A (en) * | 2017-06-26 | 2017-08-18 | 河南泽衡环保科技股份有限公司 | Small-sized household sewage disposal system |
| CN109095708A (en) * | 2018-08-03 | 2018-12-28 | 航天凯天环保科技股份有限公司 | Sewage disposal device |
| CN109095708B (en) * | 2018-08-03 | 2021-08-13 | 航天凯天环保科技股份有限公司 | Sewage treatment equipment |
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|---|---|
| CN105347490B (en) | 2017-10-13 |
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