CN202658058U - Sewage treatment system - Google Patents
Sewage treatment system Download PDFInfo
- Publication number
- CN202658058U CN202658058U CN 201220347578 CN201220347578U CN202658058U CN 202658058 U CN202658058 U CN 202658058U CN 201220347578 CN201220347578 CN 201220347578 CN 201220347578 U CN201220347578 U CN 201220347578U CN 202658058 U CN202658058 U CN 202658058U
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- filter
- filter tank
- tank
- backwash
- housing
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Abstract
The utility model relates to a sewage treatment system. The sewage treatment system comprises a sewage pretreatment device, an aerated biological filter, a vertical sheet fiber filter, a recycled water pond and a backwashing device, wherein the sewage pretreatment device comprises a regulating pond and a hydrolytic acidification pond; the aerated biological filter comprises a CN (nitration) filter and a DC (denitrification) filter; the vertical sheet fiber filter comprises a fiber filter housing, a clapboard, vertical sheet filter disc sets, a filter disc set cleaning device and a fiber filter discharging pipe, wherein the filter disc set cleaning device comprises a filter disc dredge pump, a filter disc dredging pipe system and a fiber filter dredging pipe; the recycled water pond comprises a recycled water pond housing and a recycled water pond discharging pipe; and the backwashing device comprises a backwashing pump, a backwashing inlet pipe system, a CN filter backwashing draught fan, a DN filter backwashing draught fan, CN filter long-handle filter head sets, DN filter long-handle filter head sets and a backwashing discharging pipe system. The sewage treatment system has the characteristics of better sewage treatment effect, high quality of the discharged water and good backwashing effect, and is independent on external water sources.
Description
Technical field
The utility model relates to a kind of water treatment device, and particularly a kind of device that mainly utilizes biological treatment of sewage belongs to sewage treatment area.
Background technology
Traditional sewage treatment process adopts the method for physical sedimentation, the principle that this method utilizes the solid particulate gravitate naturally to sink screens out the solid particulate in the sewage, adopts the equipment of this method to generally include pond body, water inlet pipe and the water shoot that holds and dispose of sewage.But the suspended particle during this equipment can not effectively be disposed of sewage and other solubility pollutions can not improve the biodegradability of sewage, and it are larger to take up room.
Traditional saprobia filter tank generally includes pond body, filtrate, water inlet system and water exhaust system, and sewage infiltrates from filter material layer top, discharges the pond body after processing after filtration.This device exists for hypoxgia, and filter material layer holds susceptible to plugging problem, for fear of obstruction, be usually designed to the less scheme of filter material layer thickness, from and caused the problem that affects wastewater treatment efficiency, and Working environment is more abominable, is subjected to surrounding environment influence also larger.
Biological aerated filter is a kind of Novel sewage biological treatment, adopt the scheme of this technique to generally include pond body, filtrate, water inlet system, aerating system, backwashing system and water exhaust system, sewage adopts the mode to the upper reaches, follow the after filtration bed of material of aeration, thereby overcome the problem of ordinary biofilter for hypoxgia, adopt simultaneously the granular filter material layer, having solved generic downlink filter material for biological filter layer easily stops up, the problem of the poor effect of disposing of sewage, and on the impact of surrounding environment be subjected to the impact of surrounding environment all little.But, use merely biological aerated filter sewage treatment, still can not satisfy in the reality requirement to effluent characteristics, and backwashing system wherein uses merely outside clear water, not only developing result is bad, goes back waste water resource.
The utility model content
The utility model Sewage treatment systems discloses a kind of new scheme, also have physical filtering to combine anerobic sowage processing and aerobic treatment, it is not high to have solved the device effluent characteristics that relies on a kind of mode to dispose of sewage merely at present, and the backwash effect is bad, the problem at waste water source.
The utility model Sewage treatment systems comprises sewage pre-treatment device, BAF, riser fibre filter, middle pond and back washing device.
Sewage pre-treatment device comprises equalizing tank and hydrolysis acidification pool, equalizing tank comprises equalizing tank housing 1, preaeration blower fan 2, preaeration piping 3, water inlet pipe 4 and equalizing tank rising pipe 5, preaeration blower fan 2 outlet preaeration piping 3 imports interior with being arranged on equalizing tank housing 1 are communicated with, water inlet pipe 4 passes in equalizing tank housing 1 top, and equalizing tank rising pipe 5 is from equalizing tank housing 1 bottom pass-out; Hydrolysis acidification pool comprises acidification pool housing 6, suspended sludge bed 7, sewage pump 8, water distribution piping 9, shore pipe 10 and acidification pool rising pipe 11, suspended sludge bed 7 becomes the acidification pool clear water zone on top and the acidification pool contraminated zone of bottom with acidification pool housing 6 interior separations, sewage pump 8 imports are communicated with equalizing tank rising pipe 5, sewage pump 8 outlet is communicated with water distribution piping 9 imports in being arranged on the acidification pool contraminated zone, shore pipe 10 is from acidification pool housing 6 bottom pass-outs, and acidification pool rising pipe 11 is from acidification pool clear water zone top pass-out.
BAF comprises CN filter tank and DN filter tank, the CN filter tank comprises CN filter tank housing 12, CN filter tank ceramic grain filter bed 13, CN filter tank Aeration fan 14, CN filter tank aeration piping 15 and CN filter tank rising pipe 16, CN filter tank ceramic grain filter bed 13 becomes the CN filter tank clear water zone on top and the contraminated zone, CN filter tank of bottom with CN filter tank housing 12 interior separations, acidification pool rising pipe 11 passes into bottom, contraminated zone, CN filter tank, CN filter tank Aeration fan 14 outlet is communicated with CN filter tank aeration piping 15 imports in being arranged on contraminated zone, CN filter tank, and CN filter tank rising pipe 16 is from clear water zone top, CN filter tank pass-out; The DN filter tank comprises DN filter tank housing 17, DN filter tank ceramic grain filter bed 18 and DN filter tank rising pipe 19, DN filter tank ceramic grain filter bed 18 becomes the DN filter tank clear water zone on top and the contraminated zone, DN filter tank of bottom with DN filter tank housing 17 interior separations, CN filter tank rising pipe 16 passes into contraminated zone, DN filter tank, and DN filter tank rising pipe 19 is from clear water zone top, DN filter tank pass-out.
The riser fibre filter comprises fibre filter housing 20, dividing plate 21, riser fiber filter disk assembly 22, filter disk assembly washing unit and fibre filter rising pipe 23, the filter disk assembly washing unit comprises filter disc excavating pump 24, the filter disc suction pipe is 25 and fibre filter shore pipe 26, dividing plate 21 becomes fibre filter scrubbing district and fibre filter filtrating area arranged side by side with fibre filter housing 20 interior separations, top, fibre filter scrubbing district is communicated with fibre filter filtrating area top, DN filter tank rising pipe 19 passes into bottom in the fibre filter scrubbing district, riser fiber filter disk assembly 22 is arranged in the fibre filter filtrating area, the filter disc suction pipe is that 25 suction mud ends and riser fiber filter disk assembly 22 working faces are slidingly connected, the filter disc suction pipe is that 25 outlets are communicated with 24 imports of filter disc excavating pump, 24 outlets of filter disc excavating pump are communicated with 26 imports of fibre filter shore pipe, fibre filter shore pipe 26 pass-out fibre filter housings 20, fibre filter rising pipe 23 is from fibre filter filtrating area bottom pass-out.
Middle pond comprises middle pond housing 27 and middle pond rising pipe 28, and fibre filter rising pipe 23 passes into middle pond housing 27 internal upper parts, and middle pond rising pipe 28 is pond housing 27 interior bottom pass-outs therefrom.
Back washing device comprises backwashing pump 29, backwash water inlet piping 30, CN filter tank backwash blower fan 31, DN filter tank backwash blower fan 32, CN filter tank strainer head group 33, DN filter tank strainer head group 34 and backwash discharge piping 35, backwashing pump 29 imports are communicated with housing 27 bottoms, middle pond, backwashing pump 29 outlets are communicated with 30 imports of backwash water inlet piping, 30 outlets of backwash water inlet piping are communicated with the import that is arranged on the DN filter tank strainer head group 34 in the contraminated zone, DN filter tank with CN filter tank strainer head group 33 in being arranged on contraminated zone, CN filter tank, CN filter tank backwash blower fan 31 is communicated with strainer head group 33 imports of CN filter tank, DN filter tank backwash blower fan 32 is communicated with strainer head group 34 imports of DN filter tank, 26 outlets of fibre filter shore pipe are communicated with backwash discharge piping 35 entrance ends, backwash discharge piping 35 entrance ends are from clear water zone top, CN filter tank and clear water zone top, DN filter tank pass-out, and backwash discharge piping 35 exit end are communicated with bottom, acidification pool contraminated zone.
The utility model Sewage treatment systems has that wastewater treatment efficiency is better, and effluent characteristics is higher, and backwash is effective, does not rely on the characteristics in extraneous water source.
Description of drawings
Fig. 1 is the utility model Sewage treatment systems combination synoptic diagram.
Fig. 2 is the utility model Sewage treatment systems schematic flow sheet.
In Fig. 1～2, the 1st, the equalizing tank housing, the 2nd, the preaeration blower fan, the 3rd, preaeration piping, the 4th, water inlet pipe, the 5th, equalizing tank rising pipe, the 6th, the acidification pool housing, the 7th, suspended sludge bed, the 8th, sewage pump, the 9th, water distribution piping, the 10th, shore pipe, the 11st, acidification pool rising pipe, the 12nd, CN filter tank housing, the 13rd, CN filter tank ceramic grain filter bed, the 14th, CN filter tank Aeration fan, the 15th, CN filter tank aeration piping, the 16th, CN filter tank rising pipe, the 17th, DN filter tank housing, the 18th, DN filter tank ceramic grain filter bed, the 19th, DN filter tank rising pipe, the 20th, fibre filter housing, the 21st, dividing plate, the 22nd, riser fiber filter disk assembly, the 23rd, fibre filter rising pipe, the 24th, filter disc excavating pump, the 25th, filter disc suction pipe system, the 26th, the fibre filter shore pipe, the 27th, middle pond housing, the 28th, middle pond rising pipe, the 29th, backwashing pump, the 30th, backwash water inlet piping, the 31st, CN filter tank backwash blower fan, the 32nd, DN filter tank backwash blower fan, the 33rd, CN filter tank strainer head group, the 34th, DN filter tank strainer head group, the 35th, backwash discharge piping, the 36th, fine fack, the 37th, aeration head, the 38th, the acidification pool effluent trough, the 39th, CN filter tank effluent trough, the 40th, DN filter tank effluent trough, the 41st, CN filter tank backwash effluent trough, the 42nd, DN filter tank backwash effluent trough, the 43rd, agitator, the 44th, backwash Buffer Pool, the 45th, backwash spoil disposal lift pump.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Shown in Fig. 1～2, the utility model Sewage treatment systems synoptic diagram.Sewage enters equalizing tank through fine fack 36, keeps pollution to be uniformly dispersed under the drive of bubble flow.But sewage pump 8 enters to be hydrolyzed acidification pool with the sump pump in the equalizing tank carries out the anaerobism Biological Pretreatment, wherein, insoluble organism is hydrolyzed into soluble substance, part macromole and be difficult to biodegradable pollution and be converted into and be easy to biodegradable material, the mud granule that can't carry out a biological disposal upon is discharged from shore pipe 10.The sewage of processing through acidication enters contraminated zone, CN filter tank, air is overflowed from CN filter tank aeration head 37 through CN filter tank aeration piping 15 by CN filter tank Aeration fan 14, the air that overflows follows that sewage is up to enter CN filter tank clear water zone by CN filter tank ceramic grain filter bed 13, carbon based pollutants in the sewage (COD and BOD) and ammonia nitrogen are removed after aerobe is processed substantially, filtered water in the clear water zone of CN filter tank enters CN filter tank effluent trough 39 and enters contraminated zone, DN filter tank via CN filter tank rising pipe 16, sewage is up to enter DN filter tank clear water zone by DN filter tank ceramic grain filter bed 18, nitric nitrogen in the sewage is removed substantially, filtered water in the clear water zone of DN filter tank enters DN filter tank effluent trough 40 and enters riser fibre filter scrubbing district via DN filter tank rising pipe 19, with throw in wherein polymerize aluminum chloride (PAC) and react and generate the aluminum phosphate throw out of indissoluble, entered in the middle pond housing 27 by fibre filter rising pipe 23 after riser fiber filter disk assembly 22 filters, pond rising pipe 28 is discharged in the middle water warp in the middle pond.When riser fiber filter disk assembly 22 filters the sewage operation, filter disc excavating pump 24 is that 25 impurity particles that will be deposited on riser fiber filter disk assembly 22 filtering surfaces are removed by the filter disc suction pipe, enters backwash Buffer Pool 44 by fibre filter shore pipe 26 through backwash discharge piping 35.
Close simultaneously water inlet pipe 4, sewage pump 8, CN filter tank Aeration fan 14, CN filter tank rising pipe 16 and DN filter tank rising pipe 19, open simultaneously backwashing pump 29, CN filter tank backwash blower fan 31 and DN filter tank backwash blower fan 32, middle water in the middle pond is discharged from CN filter tank strainer head group 33 and DN filter tank strainer head group 34 through backwash water inlet piping 30, follow that bubble flow is up to enter CN filter tank clear water zone and DN filter tank clear water zone by CN filter tank ceramic grain filter bed 13 and DN filter tank ceramic grain filter bed 18, enter backwash Buffer Pool 44 by CN filter tank backwash effluent trough 41 and DN filter tank backwash effluent trough 42 through backwash discharge piping 35 again.Sewage in the backwash Buffer Pool 44 enters the hydrolysis acidification pool contraminated zone by backwash spoil disposal lift pump 45, thereby realizes recycle, and wherein the mud granule of indissoluble is discharged by shore pipe 10.
This programme has been introduced the assembled scheme that anaerobic biological treatment, aerobe processing and physical filtering are processed, and has solved the not high problem of scheme effluent characteristics that simple employing aeration and biological is processed.The back washing device of introducing simultaneously utilizes the middle water backwash that self generates, and washes rear water and can again enter the filtering system recycle through precipitation, has solved common aeration and biological processing scheme and has only utilized the extraneous water operation, backwash poor effect, the problem at waste water source.
In real life, the comparison of ingredients of sewage is complicated, is wherein mixing multiple particle, and the larger particle of a part should not adopt biological method to process.In order to address this problem, this programme in water inlet pipe 4 or the equalizing tank feed-water end fine fack 36 is set, sewage enters equalizing tank housing 1 inside by fine fack 36.This programme is by introducing fine fack 36, and impurity particle that will be larger screens out in the complete machine ingress, for follow-up processing has brought facility.
For effect and the enhancing gas-vapor mix effect that strengthens integral device filtration treatment sewage, this programme arranges aeration head 37 in the outlet side of preaeration piping 3 and CN filter tank aeration piping 15, aeration head 37 is so that bubble flow is finer and closely woven, and distribution range is larger, thereby has improved the aerobic treatment effect.
In order to control water level in water flow and the filter tank, so that hydrolysis acidification pool, CN filter tank and the water outlet of DN filter tank are even, this programme arranges acidification pool effluent trough 38 at acidification pool clear water zone acidification pool housing 6, and acidification pool rising pipe 11 is from acidification pool effluent trough 38 interior pass-outs; At clear water zone CN filter tank, CN filter tank housing 12 CN filter tank effluent trough 39 is set, CN filter tank rising pipe 16 is from CN filter tank effluent trough 39 interior pass-outs; At clear water zone DN filter tank, DN filter tank housing 17 DN filter tank effluent trough 40 is set, DN filter tank rising pipe 19 is from DN filter tank effluent trough 40 interior pass-outs.
In order to control the flow of backwash water, this programme arranges CN filter tank backwash effluent trough 41 at clear water zone CN filter tank, CN filter tank housing 12, at clear water zone DN filter tank, DN filter tank housing 17 DN filter tank backwash effluent trough 42 is set, backwash discharge piping 35 entrance ends are from CN filter tank backwash effluent trough 41 and DN filter tank backwash effluent trough 42 interior pass-outs.This programme further can arrange a backwash snubber assembly at backwash discharge piping 35 exit end, the backwash snubber assembly comprises backwash Buffer Pool 44 and backwash spoil disposal lift pump 45,44 outlets of backwash Buffer Pool are communicated with 45 imports of backwash spoil disposal lift pump, 45 outlets of backwash spoil disposal lift pump are communicated with bottom, acidification pool contraminated zone, backwash sewage can filter by recirculation and take full advantage of, and mud granule is wherein discharged from shore pipe 10.
In order to realize removing the purpose of titanium pigment pollution in the water outlet of DN filter tank, this programme is thrown in polymerize aluminum chloride (PAC) in riser fibre filter scrubbing district, titanium pigment is transformed into insoluble phosphoric acid aluminium solid suspended particle, removes by the technique of physical filtering again.In order to strengthen the reaction efficiency of titanium pigment and polymerize aluminum chloride (PAC), this programme arranges agitator 43 in fibre filter scrubbing district, and agitator 43 has improved reaction efficiency so that reactant fully mixes.
This programme is not limited to the content of embodiment, and those skilled in the art are according to this programme, and the replacement scheme of making in conjunction with common practise also belongs to the scope of this programme.
Claims (7)
1. a Sewage treatment systems comprises sewage pre-treatment device, BAF, riser fibre filter, middle pond and back washing device, wherein:
Described sewage pre-treatment device comprises equalizing tank and hydrolysis acidification pool, described equalizing tank comprises equalizing tank housing (1), preaeration blower fan (2), preaeration piping (3), water inlet pipe (4) and equalizing tank rising pipe (5), preaeration blower fan (2) exports preaeration piping (3) import interior with being arranged on equalizing tank housing (1) and is communicated with, water inlet pipe (4) passes in equalizing tank housing (1) top, and equalizing tank rising pipe (5) is from equalizing tank housing (1) bottom pass-out; Described hydrolysis acidification pool comprises acidification pool housing (6), suspended sludge bed (7), sewage pump (8), water distribution piping (9), shore pipe (10) and acidification pool rising pipe (11), suspended sludge bed (7) becomes the acidification pool clear water zone on top and the acidification pool contraminated zone of bottom with acidification pool housing (6) interior separation, sewage pump (8) import is communicated with equalizing tank rising pipe (5), sewage pump (8) export be arranged on described acidification pool contraminated zone in water distribution piping (9) import be communicated with, shore pipe (10) is from acidification pool housing (6) bottom pass-out, and acidification pool rising pipe (11) is from described acidification pool clear water zone top pass-out;
Described BAF comprises CN filter tank and DN filter tank, described CN filter tank comprises CN filter tank housing (12), CN filter tank ceramic grain filter bed (13), CN filter tank Aeration fan (14), CN filter tank aeration piping (15) and CN filter tank rising pipe (16), CN filter tank ceramic grain filter bed (13) becomes the CN filter tank clear water zone on top and the contraminated zone, CN filter tank of bottom with CN filter tank housing (12) interior separation, acidification pool rising pipe (11) passes into bottom, contraminated zone, described CN filter tank, CN filter tank Aeration fan (14) export be arranged on contraminated zone, described CN filter tank in CN filter tank aeration piping (15) import be communicated with, CN filter tank rising pipe (16) is from clear water zone top, described CN filter tank pass-out; Described DN filter tank comprises DN filter tank housing (17), DN filter tank ceramic grain filter bed (18) and DN filter tank rising pipe (19), DN filter tank ceramic grain filter bed (18) becomes the DN filter tank clear water zone on top and the contraminated zone, DN filter tank of bottom with DN filter tank housing (17) interior separation, CN filter tank rising pipe (16) passes into contraminated zone, described DN filter tank, and DN filter tank rising pipe (19) is from clear water zone top, described DN filter tank pass-out;
Described riser fibre filter comprises fibre filter housing (20), dividing plate (21), riser fiber filter disk assembly (22), filter disk assembly washing unit and fibre filter rising pipe (23), described filter disk assembly washing unit comprises filter disc excavating pump (24), filter disc suction pipe system (25) and fibre filter shore pipe (26), dividing plate (21) becomes fibre filter scrubbing district and fibre filter filtrating area arranged side by side with fibre filter housing (20) interior separation, top, described fibre filter scrubbing district is communicated with described fibre filter filtrating area top, DN filter tank rising pipe (19) passes into bottom in the described fibre filter scrubbing district, riser fiber filter disk assembly (22) is arranged in the described fibre filter filtrating area, the mud end is inhaled by filter disc suction pipe system (25) and riser fiber filter disk assembly (22) working face is slidingly connected, filter disc suction pipe system (25) outlet is communicated with filter disc excavating pump (24) import, filter disc excavating pump (24) outlet is communicated with fibre filter shore pipe (26) import, fibre filter shore pipe (26) pass-out fibre filter housing (20), fibre filter rising pipe (23) is from described fibre filter filtrating area bottom pass-out;
Described middle pond comprises middle pond housing (27) and middle pond rising pipe (28), fibre filter rising pipe (23) passes into middle pond housing (27) internal upper part, and middle pond rising pipe (28) is the interior bottom of pond housing (27) pass-out therefrom;
Described back washing device comprises backwashing pump (29), backwash water inlet piping (30), CN filter tank backwash blower fan (31), DN filter tank backwash blower fan (32), CN filter tank strainer head group (33), DN filter tank strainer head group (34) and backwash discharge piping (35), backwashing pump (29) import is communicated with middle pond housing (27) bottom, backwashing pump (29) outlet is communicated with the import of backwash water inlet piping (30), backwash water inlet piping (30) export be arranged on contraminated zone, described CN filter tank in CN filter tank strainer head group (33) and the import that is arranged on the DN filter tank strainer head group (34) in the contraminated zone, described DN filter tank be communicated with, CN filter tank backwash blower fan (31) is communicated with CN filter tank strainer head group (33) import, DN filter tank backwash blower fan (32) is communicated with DN filter tank strainer head group (34) import, fibre filter shore pipe (26) outlet is communicated with backwash discharge piping (35) entrance end, backwash discharge piping (35) entrance end is from clear water zone top, described CN filter tank and clear water zone top, described DN filter tank pass-out, and backwash discharge piping (35) exit end is communicated with bottom, described acidification pool contraminated zone.
2. Sewage treatment systems according to claim 1 is characterized in that, in water inlet pipe (4) or described equalizing tank feed-water end a fine fack (36) is set, sewage enters equalizing tank housing (1) inside by fine fack (36).
3. Sewage treatment systems according to claim 1 is characterized in that, in the outlet side of preaeration piping (3) and CN filter tank aeration piping (15) aeration head (37) is set.
4. Sewage treatment systems according to claim 1, it is characterized in that, at described acidification pool clear water zone acidification pool housing (6) acidification pool effluent trough (38) is set, acidification pool rising pipe (11) is from the interior pass-out of acidification pool effluent trough (38); At described CN filter tank clear water zone CN filter tank housing (12) CN filter tank effluent trough (39) is set, CN filter tank rising pipe (16) is from the interior pass-out of CN filter tank effluent trough (39); At described DN filter tank clear water zone DN filter tank housing (17) DN filter tank effluent trough (40) is set, DN filter tank rising pipe (19) is from the interior pass-out of DN filter tank effluent trough (40).
5. Sewage treatment systems according to claim 4, it is characterized in that, at described CN filter tank clear water zone CN filter tank housing (12) CN filter tank backwash effluent trough (41) is set, at described DN filter tank clear water zone DN filter tank housing (17) DN filter tank backwash effluent trough (42) is set, backwash discharge piping (35) entrance end is from CN filter tank backwash effluent trough (41) and the interior pass-out of DN filter tank backwash effluent trough (42).
6. Sewage treatment systems according to claim 1 is characterized in that, in described fibre filter scrubbing district agitator (43) is set.
7. Sewage treatment systems according to claim 1, it is characterized in that, at backwash discharge piping (35) exit end a backwash snubber assembly is set, described backwash snubber assembly comprises backwash Buffer Pool (44) and backwash spoil disposal lift pump (45), backwash Buffer Pool (44) outlet is communicated with backwash spoil disposal lift pump (45) import, and backwash spoil disposal lift pump (45) outlet is communicated with bottom, described acidification pool contraminated zone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220347578 CN202658058U (en) | 2012-07-17 | 2012-07-17 | Sewage treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220347578 CN202658058U (en) | 2012-07-17 | 2012-07-17 | Sewage treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202658058U true CN202658058U (en) | 2013-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220347578 Expired - Fee Related CN202658058U (en) | 2012-07-17 | 2012-07-17 | Sewage treatment system |
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| Country | Link |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103043848A (en) * | 2012-07-17 | 2013-04-17 | 上海华励振环保科技有限公司 | Sewage treatment system and method thereof |
| CN103819059A (en) * | 2014-03-06 | 2014-05-28 | 江苏新宇天成环保工程有限公司 | Integrated domestic wastewater treatment device |
| CN104058552A (en) * | 2014-06-13 | 2014-09-24 | 大连大禹水处理技术有限公司 | Mobile integrated sewage treatment device |
| CN110090540A (en) * | 2019-04-19 | 2019-08-06 | 华南理工大学 | Waste gas purification deodorization process and device in a kind of calcium silicate board production process |
-
2012
- 2012-07-17 CN CN 201220347578 patent/CN202658058U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103043848A (en) * | 2012-07-17 | 2013-04-17 | 上海华励振环保科技有限公司 | Sewage treatment system and method thereof |
| CN103819059A (en) * | 2014-03-06 | 2014-05-28 | 江苏新宇天成环保工程有限公司 | Integrated domestic wastewater treatment device |
| CN103819059B (en) * | 2014-03-06 | 2015-11-11 | 江苏新宇天成环保工程集团有限公司 | integrated domestic sewage treatment device |
| CN104058552A (en) * | 2014-06-13 | 2014-09-24 | 大连大禹水处理技术有限公司 | Mobile integrated sewage treatment device |
| CN110090540A (en) * | 2019-04-19 | 2019-08-06 | 华南理工大学 | Waste gas purification deodorization process and device in a kind of calcium silicate board production process |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130109 Termination date: 20150717 |
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| EXPY | Termination of patent right or utility model |