CN205653261U - Sewage treating integrated equipment - Google Patents
Sewage treating integrated equipment Download PDFInfo
- Publication number
- CN205653261U CN205653261U CN201620366372.0U CN201620366372U CN205653261U CN 205653261 U CN205653261 U CN 205653261U CN 201620366372 U CN201620366372 U CN 201620366372U CN 205653261 U CN205653261 U CN 205653261U
- Authority
- CN
- China
- Prior art keywords
- medicament
- dosing
- pump
- pipe
- tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Activated Sludge Processes (AREA)
Abstract
The utility model relates to a sewage treating integrated equipment and processing method mainly comprise equalizing basin, sedimentation tank, clean water basin, medicine system and electrical system, sewage gets into the sedimentation tank through the equalizing basin, and the supernatant gets into the clean water basin after the sedimentation tank deposits again, and mud passes through the sludge pump and discharges. The utility model provides a current sewage treatment device technology complicated, the treatment effeciency low, the investment high, the big scheduling problem of area, is suitable for popularization and application.
Description
Technical field
This utility model belongs to technical field of sewage, particularly relates to life and MEC sewage disposal device.
Background technology
Water is Source of life, is a kind of precious resources limited, irreplaceable, is also the important guarantee realizing the sustainable development of socio-economy.Along with China's industrialization and the process of urbanization, the water pollution being on the rise not only reduces the use function of water, it is further exacerbated by the contradiction of shortage of water resources, the strategy of sustainable development implemented China brings and has a strong impact on, but also serious threat is to the safe drinking water of urbanite and people's health.In order to promote wastewater treatment in China industry technology and industrialization level as early as possible, effectively containing the present situation of water resource pollution, the Chinese government carries forward vigorously urban infrastructure construction, municipal sewage collection system and sewage treatment capacity.
In China in the urgent need to administering under the overall situation that water pollutes, domestic occur in that many for processing the integration apparatus of city domestic sewage.Current widely used traditional sewage disposal technology, sewage disposal is carried out step by step, generally it is made up of multiple processing units, technological process is complex, complex operation, floor space are big, treatment effeciency is low, operation stability is poor, energy consumption is high, cost is high, peopleware and automatization level low, and produce noise have a strong impact on surrounding.Studying and develop a kind of novel, efficient, integrated integrated sewage treating apparatus is the new direction that Modern sewage processes, and has broad application prospects.
Summary of the invention
Goal of the invention
The purpose of this utility model is to provide a kind of equipment processing life and MEC sewage, overcomes the deficiencies in the prior art, solves the problems such as existing sewage disposal device complex process, treatment effeciency is low, investment is high, floor space is big.
Technical scheme
A kind of integrated equipment for sewage treatment, is mainly made up of regulating reservoir, sedimentation tank, clear water reserviors, medicine system and electric-control system；It is characterized in that:
It is provided with frame trough at the raw water inlet of regulating reservoir, flase floor is installed in frame trough；Regulating reservoir top is provided with overfall, and overfall connects with producing the mouth of a river；Being provided with two pipeline pumps, 1# pipeline pump and 2# pipeline pump bottom regulating reservoir, two pipeline pumps are the most standby；Regulating reservoir is provided with the liquidometer controlling pipeline pump start and stop；Sewage is pumped in 1# pipe-line mixer and 2# pipe-line mixer by 1# pipeline pump or 2# pipeline pump and delivers to sedimentation tank through sedimentation tank water inlet pipe by regulating reservoir.
Sedimentation tank is tube settler, is provided with medicament 3 dosing mouth at sedimentation tank top, is provided with inclined tube filler in settling zone；The position of tube settler connection clear water reserviors water inlet is provided with downflow weir, is connected with clear water reserviors by clear water reserviors water inlet；Sludge pump is installed bottom tube settler.
Clear water reserviors top is provided with the product mouth of a river, produces mouth of a river height less than overfall.
Medicine system is arranged on outside regulating reservoir, is made up of dosing tank, agitator, dosing pump and pipe-line mixer；Agitator stretches in dosing tank, and dosing pump is arranged on above dosing tank, and pipe-line mixer is placed on above regulating reservoir；Dosing pump includes medicament 1 dosing pump, medicament 2 dosing pump and medicament 3 dosing pump, and pipe-line mixer includes two 1# pipe-line mixers connected and 2# pipe-line mixer；Medicament 1 dosing pump is connected with 1# pipe-line mixer by chemical feed pipe, and medicament 2 dosing pump is connected with 2# pipe-line mixer by chemical feed pipe；Medicament 3 dosing pump is connected with medicament 3 dosing mouth at sedimentation tank top by chemical feed pipe.
Electric-control system is made up of touch screen, PLC, instrument, button and electrical part, and electric-control system is placed near regulating reservoir, connects liquidometer, sludge pump, pipeline pump, dosing pump and medicament agitator by cable.
Overfall is arranged on regulating reservoir top, and position is higher than bottom frame trough.
Liquidometer high level is less than overfall, and the low liquid level of liquidometer is higher than pipeline pump water inlet mouth.
The outlet of 1# pipeline pump and 2# pipeline pump is mounted on hand-operated valve and Vertical Lift Check Valves.
Sedimentation tank water inlet pipe one end puts in sedimentation tank bottom, and the other end is connected with 2# pipe-line mixer, and the other end of 2# pipe-line mixer is connected with 1# pipe-line mixer；The other end of 1# pipe-line mixer is connected to 1# pipeline pump and 2# pipeline pump by water-supply-pipe.
Sludge pump connects sludge-discharge pipe, and sludge-discharge pipe is provided with manual blowdown slurry valve.
Dosing tank includes medicament 3 dosing tank, medicament 2 dosing tank and medicament 1 dosing tank, is provided with medicament 3 powder removing valve at medicament 3 dosing tank sidewall bottom, and medicament 3 dosing tank top is provided with medicament 3 dosing pump and medicament 3 agitator；Being provided with medicament 2 powder removing valve at medicament 2 dosing tank sidewall bottom, medicament 2 dosing tank top is provided with medicament 2 dosing pump and medicament 2 agitator；Being provided with medicament 1 powder removing valve at medicament 1 dosing tank sidewall bottom, medicament 1 dosing tank top is provided with medicament 1 dosing pump and medicament 1 agitator.
Advantage and effect
Compared with prior art, this utility model has the advantage that and beneficial effect:
(1) it is placed with grid in regulating reservoir, is used for intercepting bigger floating thing.Regulating reservoir can reduce the fluctuation entering the processing system discharge of sewage, is suitable for medicine machine ability, can reach sewage disposal target under conditions of dosing constant rate；In terms of controlling the pH value of sewage, stabilizing water quality, the neutralising capacity of available different sewage self；The noxious substance that can prevent high concentration is directly entered systematic influence draining water quality；When temporarily ceasing sewage effluent, still processing system can be continued with sewage, it is ensured that system properly functioning.
(2) sedimentation tank is tube settler, make use of lamina flow principle, can improve the disposal ability of sedimentation tank；Shorten granule settling height, thus shorten the sedimentation time；The desilting area of sedimentation tank can be increased, thus improve treatment effeciency.The mistake flow rate of tube settler is up to 36m3/ (m2.h), exceed 7-10 times than the disposal ability of general sedimentation tank, be a kind of new and effective settling apparatus.
(3) chemical feeding quantity determines according to sewage quality and flow, and medicine system can separate with sewage disposal casing, installs according to on-the-spot actual conditions.
(4) two pipeline pumps of regulating reservoir are the most standby, regulating reservoir liquidometer control.Automatically high level turn on pump time, low liquid level termination of pumping, dosing links with regulating reservoir pipeline pump；Manual start and stop time manually, but during low liquid level, pump protection enables automatically.
(5) whole water treatment system is controlled by PLC and the touch screen of electric-control system, and touch screen also has the function of monitoring sewage disposal process.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is process flow diagram of the present utility model.
Description of reference numerals:
nullIn figure: 1、Clear water reserviors，2、Produce the mouth of a river，3、Clear water reserviors water inlet，4、Downflow weir，5、Manual blowdown slurry valve，6、Sludge-discharge pipe，7、Sludge pump，8、Sedimentation tank，9、Inclined tube filler，10、Sedimentation tank water inlet pipe，11、Medicament 3 dosing mouth，12、2# pipe-line mixer，13、Vertical Lift Check Valves，14、Hand-operated valve，15、1# pipeline pump，16、2# pipeline pump，17、1# pipe-line mixer，18、Regulating reservoir，19、Raw water inlet，20、Flase floor，21、Overfall，22、Frame trough，23、Electric-control system，24、Medicament 3 dosing pump，25、Medicament 3 agitator，26、Medicament 2 dosing pump，27、Medicament 2 agitator，28、Medicament 1 dosing pump，29、Medicament 1 agitator，30、Medicament 3 dosing tank，31、Medicament 3 powder removing valve，32、Medicament 2 dosing tank，33、Medicament 2 powder removing valve，34、Medicament 1 dosing tank，35、Medicament 1 powder removing valve，36、Liquidometer.
Detailed description of the invention
This utility model relates to a kind of integrated equipment for sewage treatment, as it is shown in figure 1, be mainly made up of regulating reservoir 18, sedimentation tank 8, clear water reserviors 1, medicine system and electric-control system 23；It is characterized in that:
It is provided with frame trough 22 at the raw water inlet 19 of regulating reservoir 18, flase floor 20 is installed in frame trough 22；Regulating reservoir 18 top is provided with overfall 21, and overfall 21 connects with producing the mouth of a river 2；Being provided with two pipeline pumps (1# pipeline pump 15 and 2# pipeline pump 16) bottom regulating reservoir 18, two pipeline pumps are the most standby；Regulating reservoir 18 is provided with the liquidometer 36 controlling pipeline pump start and stop；Sewage is pumped in 1# pipe-line mixer 17 and 2# pipe-line mixer 12 by 1# pipeline pump 15 or 2# pipeline pump 16 and delivers to sedimentation tank 8 through sedimentation tank water inlet pipe 10 by regulating reservoir 18.
Sedimentation tank 8 is tube settler, is provided with medicament 3 dosing mouth 11 at sedimentation tank top；Inclined tube filler 9 it is provided with in settling zone；The position of tube settler connection clear water reserviors water inlet 3 is provided with downflow weir 4, is connected with clear water reserviors 1 by clear water reserviors water inlet 3；Sludge pump 7, the mud that outer row's tube settler produces are installed bottom tube settler.
Clear water reserviors 1 top is provided with the product mouth of a river 2, produces the mouth of a river 2 height and is connected with city planting ductwork by outer comb less than overfall 21, the water handled well.
It is outside that medicine system is arranged on regulating reservoir 18, being made up of dosing tank, agitator and dosing pump and pipe-line mixer, according to sewage load and flow-control chemical feeding quantity, agitator stretches in dosing tank, dosing pump is arranged on above dosing tank, and pipe-line mixer is placed on above regulating reservoir；Dosing pump includes medicament 1 dosing pump 28, medicament 2 dosing pump 26 and medicament 3 dosing pump 24；Pipe-line mixer includes two the 1# pipe-line mixer connected 17 and 2# pipe-line mixers 12；Medicament 1 dosing pump 28 is connected with 1# pipe-line mixer 17 by chemical feed pipe, and medicament 2 dosing pump 26 is connected with 2# pipe-line mixer 12 by chemical feed pipe；Medicament 3 dosing pump 24 is connected with medicament 3 dosing mouth 11 at sedimentation tank 8 top by chemical feed pipe；Medicinal liquid reacts the harmful substance removed in sewage in pipe-line mixer.
Electric-control system 23 is made up of touch screen, PLC, instrument, button and electrical part, and electric-control system 23 is placed on correct position near regulating reservoir, connects liquidometer 36, sludge pump 7, pipeline pump, dosing pump and medicament agitator by cable.Electric-control system 23 gathers signal by liquidometer 36, controls liquid level；Sludge pump 7, pipeline pump (1# pipeline pump 15,2# pipeline pump 16), dosing pump (medicament 3 dosing pump 24, medicament 2 dosing pump 26, medicament 1 dosing pump 28), medicament agitator (medicament 3 agitator 25, medicament 2 agitator 27, medicament 1 agitator 29) are controlled by electric-control system 23 by cable.
Flase floor 20 is installed in frame trough 22, is used for intercepting bigger floating thing.
Overfall 21 is arranged on regulating reservoir 18 top, and position is higher than bottom frame trough 22, and overfall 21 connects with producing the mouth of a river 2, when preventing liquidometer 36 high level malfunctioning, and the sewage outflow in regulating reservoir 18.
Regulating reservoir 18 is less than overfall 21 equipped with liquidometer 36, liquidometer 36 high level, prevents raw sewerage from discharging from overfall 21；The low liquid level of liquidometer 36 is higher than pipeline pump (1# pipeline pump 15 and 2# pipeline pump 16) water inlet, prevents pipeline pump (1# pipeline pump 15 and 2# pipeline pump 16) no-load run.
The outlet of 1# pipeline pump 15 and 2# pipeline pump 16 is mounted on hand-operated valve 14 and Vertical Lift Check Valves 13, can manually regulate flow, it is also possible to aqueous reflux when preventing 1# pipeline pump 15 and 2# pipeline pump 16 from quitting work.
Sedimentation tank water inlet pipe 10 one end puts in sedimentation tank 8 bottom, and sedimentation tank water inlet pipe 10 other end is connected with 2# pipe-line mixer 12 one end, and the other end of 2# pipe-line mixer 12 is connected with 1# pipe-line mixer 17；The other end of 1# pipe-line mixer 17 is connected to 1# pipeline pump 15 and 2# pipeline pump 16 by water-supply-pipe.
Medicinal liquid reacts in medicament 2 dosing pump 26, medicament 1 dosing pump 28 pump into 2# pipe-line mixer 12 and 1# pipe-line mixer 17, removes the harmful components in sewage.Medicament 3 pumps into medicament 3 dosing mouth 11 at sedimentation tank top through medicament 3 dosing pump 24, carries out disinfection sewage.
Sedimentation tank 8 is provided with inclined tube filler 9 in settling zone, utilizes the parallel pipe of inclination to be divided into a series of shallow layer precipitating layer, processed and sedimentation heavy mud mutually move in each precipitation shallow-layer and separate in the settling zone of flat flow or vertical sedimentation basin；Between every two pieces of inclined paralled plates, (or in parallel pipe) is equivalent to a sedimentation tank the most shallow.
Sludge pump 7 connects sludge-discharge pipe 6, and sludge-discharge pipe 6 is provided with manual blowdown slurry valve 5.
Dosing tank includes medicament 3 dosing tank 30, medicament 2 dosing tank 32 and medicament 1 dosing tank 34, is provided with medicament 3 powder removing valve 31 at medicament 3 dosing tank 30 sidewall bottom, and medicament 3 dosing tank 30 top is provided with medicament 3 dosing pump 24 and medicament 3 agitator 25；Being provided with medicament 2 powder removing valve 33 at medicament 2 dosing tank 32 sidewall bottom, medicament 2 dosing tank 32 top is provided with medicament 2 dosing pump 26 and medicament 2 agitator 27；Being provided with medicament 1 powder removing valve 35 at medicament 1 dosing tank 34 sidewall bottom, medicament 1 dosing tank 34 top is provided with medicament 1 dosing pump 28 and medicament 1 agitator 29.
Method sewage processed with above-mentioned integrated equipment for sewage treatment, as in figure 2 it is shown, the method step is as follows:
(1), sewage enter frame trough 22 by regulating reservoir 18 raw water inlet 19, after flase floor 20 net intercepts bigger floating thing, enter regulating reservoir 18；Then first pump into 1# pipe-line mixer 17 by pipeline pump (1# pipeline pump 15 or 2# pipeline pump 16), then flow into 2# pipe-line mixer 12, after agent-feeding treatment, enter sedimentation tank 8.
(2), sewage enters sedimentation tank 8 from sedimentation tank water inlet pipe 10, from the outflow of the lower end of sedimentation tank water inlet pipe 10；In sedimentation tank 8, carrying out mud-water separation by inclined tube filler 9, supernatant enters clear water reserviors 1 through the downflow weir 4 of sedimentation tank 8；Sludgd deposition, bottom sedimentation tank, is discharged through the sludge pump 7 of sedimentation tank 8.
(3), in clear water reserviors 1, the clear water handled well reaches the product mouth of a river 2 of clear water reserviors, enters city planting ductwork through drain pipe.
Claims (7)
1. an integrated equipment for sewage treatment, is mainly made up of regulating reservoir (18), sedimentation tank (8), clear water reserviors (1), medicine system and electric-control system (23)；It is characterized in that:
Raw water inlet (19) place of regulating reservoir (18) is provided with frame trough (22), is provided with flase floor (20) in frame trough (22)；Regulating reservoir (18) top is provided with overfall (21), and overfall (21) connects with producing the mouth of a river (2)；Regulating reservoir (18) bottom is provided with two pipeline pumps, 1# pipeline pump (15) and 2# pipeline pump (16), and two pipeline pumps are the most standby；Regulating reservoir (18) is provided with the liquidometer (36) controlling pipeline pump start and stop；Sewage is pumped in 1# pipe-line mixer (17) and 2# pipe-line mixer (12) by 1# pipeline pump (15) or 2# pipeline pump (16) and delivers to sedimentation tank (8) through sedimentation tank water inlet pipe (10) by regulating reservoir (18)；
Sedimentation tank (8) is tube settler, is provided with medicament 3 dosing mouth (11) at sedimentation tank top, is provided with inclined tube filler (9) in settling zone；The position of tube settler connection clear water reserviors water inlet (3) is provided with downflow weir (4), is connected with clear water reserviors (1) by clear water reserviors water inlet (3)；Sludge pump (7) is installed bottom tube settler；
Clear water reserviors (1) top is provided with the product mouth of a river (2), produces the mouth of a river (2) height less than overfall (21)；
It is outside that medicine system is arranged on regulating reservoir (18), is made up of dosing tank, agitator, dosing pump and pipe-line mixer；Agitator stretches in dosing tank, and dosing pump is arranged on above dosing tank, and pipe-line mixer is placed on above regulating reservoir；Dosing pump includes medicament 1 dosing pump (28), medicament 2 dosing pump (26) and medicament 3 dosing pump (24), and pipe-line mixer includes two 1# pipe-line mixers (17) connected and 2# pipe-line mixer (12)；Medicament 1 dosing pump (28) is connected with 1# pipe-line mixer (17) by chemical feed pipe, and medicament 2 dosing pump (26) is connected with 2# pipe-line mixer (12) by chemical feed pipe；Medicament 3 dosing pump (24) is connected with the medicament 3 dosing mouth (11) at sedimentation tank (8) top by chemical feed pipe；
Electric-control system (23) is made up of touch screen, PLC, instrument, button and electrical part, and electric-control system (23) is placed near regulating reservoir, connects liquidometer (36), sludge pump (7), pipeline pump, dosing pump and medicament agitator by cable.
Integrated equipment for sewage treatment the most according to claim 1, it is characterised in that: overfall (21) is arranged on regulating reservoir (18) top, and position is higher than frame trough (22) bottom.
Integrated equipment for sewage treatment the most according to claim 1, it is characterised in that: liquidometer (36) high level is less than overfall (21), and liquidometer (36) low liquid level is higher than pipeline pump water inlet mouth.
Integrated equipment for sewage treatment the most according to claim 1, it is characterised in that: the outlet of 1# pipeline pump (15) and 2# pipeline pump (16) is mounted on hand-operated valve (14) and Vertical Lift Check Valves (13).
Integrated equipment for sewage treatment the most according to claim 1, it is characterized in that: sedimentation tank water inlet pipe (10) one end puts in sedimentation tank (8) bottom, the other end is connected with 2# pipe-line mixer (12), and the other end of 2# pipe-line mixer (12) is connected with 1# pipe-line mixer (17)；The other end of 1# pipe-line mixer (17) is connected to 1# pipeline pump (15) and 2# pipeline pump (16) by water-supply-pipe.
Integrated equipment for sewage treatment the most according to claim 1, it is characterised in that: sludge pump (7) connects sludge-discharge pipe (6), and sludge-discharge pipe (6) is provided with manual blowdown slurry valve (5).
Integrated equipment for sewage treatment the most according to claim 1, it is characterized in that: dosing tank includes medicament 3 dosing tank (30), medicament 2 dosing tank (32) and medicament 1 dosing tank (34), being provided with medicament 3 powder removing valve (31) at medicament 3 dosing tank (30) sidewall bottom, medicament 3 dosing tank (30) top is provided with medicament 3 dosing pump (24) and medicament 3 agitator (25)；Being provided with medicament 2 powder removing valve (33) at medicament 2 dosing tank (32) sidewall bottom, medicament 2 dosing tank (32) top is provided with medicament 2 dosing pump (26) and medicament 2 agitator (27)；Being provided with medicament 1 powder removing valve (35) at medicament 1 dosing tank (34) sidewall bottom, medicament 1 dosing tank (34) top is provided with medicament 1 dosing pump (28) and medicament 1 agitator (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620366372.0U CN205653261U (en) | 2016-04-27 | 2016-04-27 | Sewage treating integrated equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620366372.0U CN205653261U (en) | 2016-04-27 | 2016-04-27 | Sewage treating integrated equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205653261U true CN205653261U (en) | 2016-10-19 |
Family
ID=57400907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620366372.0U Expired - Fee Related CN205653261U (en) | 2016-04-27 | 2016-04-27 | Sewage treating integrated equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205653261U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105731693A (en) * | 2016-04-27 | 2016-07-06 | 沈阳工业大学 | Integrated sewage treatment device and treatment method |
| CN106746350A (en) * | 2017-01-15 | 2017-05-31 | 海宁蒙努皮革制品有限公司 | Improved leather waste water retracting device |
-
2016
- 2016-04-27 CN CN201620366372.0U patent/CN205653261U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105731693A (en) * | 2016-04-27 | 2016-07-06 | 沈阳工业大学 | Integrated sewage treatment device and treatment method |
| CN106746350A (en) * | 2017-01-15 | 2017-05-31 | 海宁蒙努皮革制品有限公司 | Improved leather waste water retracting device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100925680B1 (en) | Apparatus for water treatment using membrane filtration automatically level controlled Floodgates | |
| CN105731693A (en) | Integrated sewage treatment device and treatment method | |
| CN211215583U (en) | Porous sand filter suitable for mine water | |
| CN104944631A (en) | Pretreatment method of high-concentration cutting fluid sewage | |
| CN103601312A (en) | Stone material sewage treatment system and method thereof | |
| CN205653261U (en) | Sewage treating integrated equipment | |
| CN210367290U (en) | Shale gas drilling operation waste water does not fall to ground preprocessing device | |
| CN203715352U (en) | Large-flux sludge discharging and clarifying device | |
| CN205973977U (en) | Biological water treatment facilities of IBR | |
| CN105130031A (en) | Low-energy-consumption membrane and ozone flotation integrated apparatus | |
| CN205710190U (en) | A kind of integrated treatment unit being applied to oil field extracted water | |
| CN205258186U (en) | Heterogeneous fenton reaction ware | |
| CN217757087U (en) | Sewage treatment pool | |
| CN216764383U (en) | Micro-nano protein separator | |
| CN205387512U (en) | Wastewater treatment device | |
| CN211339076U (en) | Industrial wastewater decoloration processing system | |
| CN205442795U (en) | A high efficiency aeration biological filter device for angering explosive waste water treatment | |
| CN205188068U (en) | Oily sewage treatment device | |
| CN102992546A (en) | Sewage treatment equipment and method | |
| CN210915739U (en) | Processing system of steamed meat class waste water | |
| CN210176689U (en) | Wastewater treatment equipment with high phosphorus content | |
| CN203342537U (en) | System for collecting and recycling wastewater from vacuum machine | |
| CN103848537A (en) | Riverway sewage treatment device | |
| CN106630316A (en) | Integrated multiphase-flow treatment device for oil-containing sewage and sewage treatment method | |
| CN208250056U (en) | A kind of oil-contained waste water treatment device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161019 Termination date: 20200427 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |