CN201148371Y - Aluminum oxide industrial production wastewater treatment recycling apparatus - Google Patents

Aluminum oxide industrial production wastewater treatment recycling apparatus Download PDF

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Publication number
CN201148371Y
CN201148371Y CNU2008200962162U CN200820096216U CN201148371Y CN 201148371 Y CN201148371 Y CN 201148371Y CN U2008200962162 U CNU2008200962162 U CN U2008200962162U CN 200820096216 U CN200820096216 U CN 200820096216U CN 201148371 Y CN201148371 Y CN 201148371Y
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CN
China
Prior art keywords
pipe
water
pump
water purifier
wastewater treatment
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
Application number
CNU2008200962162U
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Chinese (zh)
Inventor
杨昌力
张冰心
林柯
唐耀华
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GUIZHOU GREEN ENVIRONMENT PROTECTION EQUIPMENT ENGINEERING Co Ltd
Original Assignee
GUIZHOU GREEN ENVIRONMENT PROTECTION EQUIPMENT ENGINEERING Co Ltd
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Application filed by GUIZHOU GREEN ENVIRONMENT PROTECTION EQUIPMENT ENGINEERING Co Ltd filed Critical GUIZHOU GREEN ENVIRONMENT PROTECTION EQUIPMENT ENGINEERING Co Ltd
Priority to CNU2008200962162U priority Critical patent/CN201148371Y/en
Application granted granted Critical
Publication of CN201148371Y publication Critical patent/CN201148371Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a wastewater treatment and recycling device that is used in the industrial production of alumina, and belongs to the wastewater treatment device. In the wastewater treatment and recycling device, a water intake pipe (2) of the plant area is connected with a regulating pool (1); the water intake pipe (2) is also connected with a water purifier (28) through a lift pump (6) and mixers (20), (21); the rising pipe (34) of the water purifier is connected with a clean water pool (41); an anti-flushing siphon (25) is connected in the regulating pool (1) through an anti-flushing drain pipe (47); an oil collecting and discharging pipe (30) arranged on the top of the water purifier is provided with an oil discharging valve (53) and is connected in an oil storage pool (52); an electrically controlled soil discharging valve (35) is connected with the water purifier (28) and a sludge mixing groove (44) through a soil discharging pipe (46); a lift pump (36) is connected with a tailing dam (42); medicine feeding boxes (11) and (16) are provided with adding pumps (18) and (27) that are connected with pipe mixers (20) and (21); the clean water pool (41) is connected with a pipe network (56) of users through a backwater pump (40). The wastewater treatment and recycling device adopts a high-turbidity integrative water purifier that is used for removing high-turbidity and an appropriate amount of oil and COD; the discharged water can achieve the standard at a time; thus the wastewater treatment and recycling device is suitable for the wastewater treatment in the industrial production of alumina.

Description

Aluminum oxide industry production wastewater treatment reclamation set
Technical field:
The utility model relates to wastewater treatment equipment, particularly a kind of aluminum oxide industry production wastewater treatment reclamation set.
Background technology:
From present domestic popular technology, the alumina producing wastewater treatment method is generally employing march-past and simple integrated equipment for wastewater treatment.Its combination process is a lot, lifts several exemplary process technologies below.
1. coagulating sedimentation integrated processing technique: the coagulation-sedimentation equipment of this technology adopts accelerator.The main water purifying plant of this technology is an accelerator.Belong to the integrated clarification equipment of body refuse circular form, its principle is that waste water utilizes churned mechanically castering action to finish body refuse backflow and contact reacts in equipment with after coagulating agent mixes, and enters the separate chamber again and realizes precipitate and separate.
1), technical process is simple advantage:, processing efficiency height, unit surface water production rate are bigger; 2), adaptability is stronger, treatment effect is more stable; 3), adopt machinery to scrape mud equipment after, (water inlet suspended substance>3000mg/L) is handled also has certain adaptability to the ultra;
1), to adapt to the water inlet suspension content still lower shortcoming:, general SS<5000mg/L allows to reach 5000~10000mg/L in the short period of time; 2), need mechanical stirring and scrape mud, energy consumption is big, maintenance trouble; 3), the mud output is big, the blowdown water ratio is up to 98%; 4), floor space is big, once investment is high.
2. coagulating sedimentation filters the march-past treatment process:
This is to be the treatment process of core with mixing pit, reaction tank, tube settler and rapid filter.
1), the precipitation and the filtration efficiency height of tube settling and rapid filter advantage:; 2), increased the filtration operation, delivery turbidity further reduces;
1), the march-past floor space is big shortcoming:; 2), need two stage pump and recoil water pump, energy consumption height; 3), to handle raw water turbidity low, general ≯ 3000mg/L, short period of time ≯ 5000mg/L.
3. air-float technology:
This is that employing is the treatment process of representative with shallow air-floatation and fibre-ball filtration.
1), shallow air-floatation pond body is shallow, mounting height is low, fibre-ball filtration efficient high advantage:; 2), turbidity removal and oil removing be multiple functional, effluent quality is good;
1), march-past, technical process complexity, floor space be big shortcoming:; 2), fiber ball filter easily bonds, work-ing life is short; 3), two stage pump, molten gas equipment and flushing pump, energy consumption height to be arranged.
Stack up says, more than polytechnic common drawback have three: 1), can not handle the above high turbidity of 3000~5000mg/L; 2), the technical process complexity, energy consumption height, maintenance difficult; 3), floor space is big, investment is high.
Summary of the invention:
The purpose of this utility model is to provide a kind of aluminum oxide industry production wastewater treatment reclamation set, this device is a kind ofly to use high turbidity integral water purifier can realize removing high turbidity and an amount of oil and COD simultaneously, and make water outlet once up to standard, and realized controlling simply automatically, technical process is simple, and floor space is little.
Formation of the present utility model: by equalizing tank, oil basin, lift pump, line mixer, water purifier, the mud steel basin, the mud lift pump, clean water basin, the reuse water pump, dispensing kit and connecting tube are formed, plant area pipe network water inlet 2 is connected with equalizing tank 1, lift pump 6 is connected with equalizing tank 1 by lift pump water absorption tube 5, by lift pump rising pipe 9 and coagulating agent line mixer 20, coagulant aids line mixer 21 is connected with water purifier 28, coagulant dosage pump 18 is connected with coagulant administration case 11, and be connected with coagulating agent line mixer 20 by coagulant dosage pipe 19, coagulant aids adds pump 27 and is connected with coagulant aids dispensing kit 16, and add pipe 22 by coagulant aids and be connected with coagulant aids line mixer 21, water purifier 28 is contained on the water purifier basis 51, cyclone reaction chamber 48 is arranged in the middle of below water purifier interior, bucket 49 is arranged on every side, in the outside of bucket is filtration chamber 50, the defeated bucket 29 of central authorities is arranged above the cyclone reaction chamber, the top of the defeated bucket of central authorities is an inclined tube 31, clear water zone header 32 and collection oil exit pipe 30 are arranged at the top, water delivery vertical shaft 33 is connected with filtration chamber 50 with clear water zone header 32 respectively, water purifier 28 connects through rising pipe 34 and clean water basin 41, be connected with clean water basin 41 by reuse water pump suction pipe 54 through reuse water pump 40 again, be connected with user's pipe network 56 by reuse water pump outlet pipe 55;
The oily device 4 of straining in the equalizing tank 1 is connected with oil basin 52, and the collection oil exit pipe (30) at water purifier 28 tops is connected with oil basin 52 through draining valve 53;
The filtration chamber 50 of water purifier 28 is connected with equalizing tank 1 through back flushing siphon pipe 25, automatically controlled flush valve 23 and back flushing water shoot 47;
Bucket 49 in the water purifier 28 is connected with mud steel basin 44 by water purifier shore pipe 46 through automatically controlled mud valve 35, mud lift pump 37 is connected with mud steel basin 44, is connected with tailing dam 42 by sludge carrier pipe 38 by sludge pump suction pipe 45, and tailing dam 42 is connected with equalizing tank 1 through penetrating fluid return line 43.
Liquid level sensor 3 is installed in equalizing tank 1, liquid level sensor 39 is installed in clean water basin 41, stirrer 36 is installed in mud steel basin 44, on automatically controlled mud valve 35, the time relay is housed, the time relay and lift pump 6 interlockings; The automatically controlled liquidometer 26 and the time relay are housed in automatically controlled flush valve 23, and this time relay also can be interlocked with lift pump 6.
Coagulant administration case 11 is divided into two casees up and down, and nowel is the storage medicine-chest, links to each other by automatically controlled by-pass valve 10 between two the casees, in the storage medicine-chest liquid level sensor 12 is installed, and coagulating agent stirrer 13 is installed in the top box of coagulant administration case.
Coagulant aids dispensing kit 16 is divided into two casees up and down, and nowel is the storage medicine-chest, links to each other by automatically controlled by-pass valve 17 between two the casees, in the storage medicine-chest liquid level sensor 15 is installed, and coagulant aids stirrer 14 is installed in the top box of coagulant aids dispensing kit.
Electric control valve 7 and manually-operated gate 8 are installed on lift pump rising pipe 9, automatically controlled flush valve 23 and manually operated control valve 24 are installed on back flushing siphon pipe 25.
Compared with the prior art, the utlity model has following characteristics: 1. simple in structure, management and easy to maintenance, less investment; 2. use mixing tank and integral water purifier efficiently, saved floor space; 3. equipment is strong to the adaptive faculty of turbidity, can adapt to tens and spend several ten thousand variations of spending; 4. equipment can be in turbidity removal an amount of oil removing and COD class, the spoil disposal water ratio is low, can reach 92%; 5. make the reflow treatment of self-produced waste water in the entire treatment process, realized wastewater zero discharge substantially; 6. the mud that has made full use of production system stirs with tailing dam handles mud; 7. realized simple control automatically, and can network with senior robot control system(RCS).
Description of drawings:
Accompanying drawing is the utility model structural representation.
1. equalizing tanks among the figure, 2. plant area's pipe network water inlet pipe, 3. liquid level sensor, 4. strain oily device, 5. lift pump water absorption tube, 6. lift pump, 7. electric control valve, 8. manually-operated gate, 9. lift pump rising pipe, 10. automatically controlled by-pass valve, 11. coagulant administration casees, 12. liquid level sensors, 13. the coagulating agent stirrer, 14. coagulant aids stirrers, 15. liquid level sensors, 16. the coagulant aids dispensing kit, 17. automatically controlled by-pass valve, 18. coagulant dosage pumps, 19. the coagulant dosage pipe, 20. coagulating agent line mixers, 21. coagulant aids line mixers, 22. coagulant aids adds pipe, 23. automatically controlled flush valves, 24. manually operated control valves, 25. back flushing siphon pipe, 26. automatically controlled liquidometer, 27. coagulant aidss add pump, 28. water purifiers, 29. the defeated bucket of central authorities, 30. the collection oil exit pipe, 31. inclined tubes, 32. clear water zone headers, 33. water delivery vertical shaft, 34. rising pipe, 35. automatically controlled mud valves, 36. stirrers, 37. mud lift pump, 38. sludge carrier pipe, 39. liquid level sensors, 40. reuse water pumps, 41. clean water basin, 42. tailing dam, 43. penetrating fluid return lines, 44. mud steel basins, 45. sludge pump suction pipe, 46. the water purifier shore pipe, 47. back flushing water shoots, cyclone reaction chambers 48., 49. bucket, 50. the filtration chamber, 51. water purifier bases, 52. oil basins, 53. draining valve, 54. the reuse water pump suction pipe, 55. reuse water pump outlet pipes, 56. user's pipe networks.
Embodiment:
As shown in the figure, 1. regulation system: equalizing tank 1 is the underground type reinforced concrete structure, and there is the oil basin 52 of reinforced concrete structure on the side.Plant area's pipe network water inlet pipe 2 links by designed elevation and equalizing tank 1, and enters in the pond.Liquid level sensor 3 is installed in the pond, strains oily device 4 and lift pump water absorption tube 5.The oil outlet pipe of straining oily device 4 feeds oil basin 52.
2. waste water lifting system: lift pump 6 feed-water ends are connected with lift pump water absorption tube 5, the water side is equipped with electric control valve 7, manually-operated gate 8 and lift pump rising pipe 9, lift pump rising pipe 9 links to each other with coagulating agent line mixer 20, coagulant aids line mixer 21, and enters the cyclone reaction chamber 48 of water purifier 28.
3. water purifier: 1) outlet system: the rising pipe 34 of water purifier 28 links to each other with clean water basin 41.2) back-purge system: back flushing siphon pipe 25 is connected with manually operated control valve 24 and automatically controlled liquidometer 26, manually operated control valve 24 is connected with automatically controlled flush valve 23 usefulness flanges, back flushing water shoot 47 is connected with automatically controlled flush valve 23 usefulness flanges, and feeds in the equalizing tank 1.3) oil draining system: on the collection oil exit pipe 30 on water purifier top, draining valve 53 is installed, and enters in the oil basin 52.4) sludge drainage system: link to each other with manual valve before the automatically controlled mud valve 35, and have water purifier shore pipe 46 to link to each other with mud steel basin 44 with water purifier 28.
4. administration system: on coagulant administration case 11 and the coagulant aids dispensing kit 16 coagulant dosage pump 18 is housed respectively and coagulant aids adds pump 27, they add pipe 22 by coagulant dosage pipe 19 and coagulant aids and link to each other with coagulant aids line mixer 21 with coagulating agent line mixer 20.
5. sludge treating system: water purifier shore pipe 46 inserts in the mud steel basins 44, and the sludge pump suction pipe 45 of mud lift pump 37 picks out from mud steel basin 44, and sludge carrier pipe 38 origin or beginnings link to each other with mud lift pump 37, and terminal enters tailing dam 42.The percolate of tailing dam 42 inserts in the equalizing tank 1 with percolate return line 43.
6. reclaiming system: liquid level sensor 39 and reuse water pump suction pipe 54 are housed in the clean water basin 41.Reuse water pump suction pipe 54 is connected on the water sucking mouth of reuse water pump 40, installs back with water pump outlet pipe 55 on the water outlet of reuse water pump 40 and connects user's pipe network 56.
Principle of work:
1. from flowing into equalizing tank 1, regulating pondage homogenizing water quality makes the water purifying plant load evenly to alumina producing waste water through plant area's pipe network water inlet pipe 2; Lift pump 6 with waste water from equalizing tank 1, promote send into coagulating agent line mixer 20 and coagulating agent that coagulant dosage pump 18 is sent here mix after, enter coagulant aids line mixer 21 and coagulant aids again and add the coagulant aids that pump 27 sends here and mix; But mixing water is sent into through the water purifier water inlet pipe and is risen the flocs unit that reaction generates the sedimentation size on the cyclone reaction chamber of water purifier 28, and forms suspended layer, adsorbs a considerable amount of oil slick and COD etc.; Reaction water continues rising and enters the settling section clarification; Primary water rises and enters inclined tube 31 and carry out two-stage precipitation; Precipitation water rises and enters clear water zone, and it is descending to send into water delivery vertical shaft 33 through header 32 collections, enters filtration chamber 50 and filters, and finish the purification task.Purify waste water and send into clean water basin 41, send into user's pipe network 56 through reuse water pump 40 again through rising pipe 34.
2. coagulating agent adds with coagulant aids: coagulating agent and coagulant aids respectively in dispensing kit 11 and 16 separately through dropping in the mixing tanks 20 and 21 and mix through adding pipe 19 and 22 by adding pump 18 and 27 after stirrer 13 and 14 stirring and dissolving.
3. strain oil system; Oil slick in the equalizing tank 1 is sent into oil basin 52 with straining oily device 4, and water purifier 28 is carried out the submerged water outlet, and the residue oil slick at top is sent into oil basin 52 with oil header 30 through draining valve 53.
4. the water purifier backwashing wastewater is handled: the backwashing water of the filtration chamber 50 of water purifier 28 flows into back flushing water shoot 47 through back flushing siphon pipe 25, automatically controlled flush valve 23, sends into equalizing tank 1 again and participates in handling again.
5. sludge treatment: accumulate in mud in the water purifier bucket 49 after arriving suitable concentration, send into mud steel basin 44, deliver to tailing dam 42 recovery with mud lift pump 37 again through automatically controlled mud valve 35.Its diafiltration waste liquid flows back to equalizing tank 1 through percolate return line 43 and participates in handling again.
6. control automatically: 1) automatic control main body: liquid level in the liquid level sensor 3 control ponds is installed, instruction lift pump 6 automatic start-stops in equalizing tank 1.Instruction turn on pump when being in high liquid level in the pond, Dang Chizhong are in instruction termination of pumping when hanging down liquid level.Electric control valve 7 and lift pump 6 interlocking operations.Each automatically controlled point of follow-up equipment is respectively with lift pump 6 interlocking operations.2) water purifier automatic control spoil disposal: on automatically controlled mud valve 35, the time relay is housed, through debugging and operation control bucket and suspended layer sludge concentration rule setting duration of valve opening.Make automatically controlled mud valve open and close by the time relay when the time comes.The time relay and lift pump 6 interlocking operations.3) water purifier back flushing: when filtering cloth head in certain filtration chamber 50 reached permission final period head, the valve draining was opened in the automatically controlled flush valve 23 of automatically controlled liquidometer 26 instructions, carries out this filtration chamber's back flushing.The time relay that is installed in simultaneously on 23 starts, and closes valve by setting the washing length instruction, stops flushing, resumes operation.Also available this time relay and lift pump 6 interlockings open and close 23 by setting filtration cycle and washing length by time relay instruction.4) dispensing kit automatic control: dispensing kit 11 is divided into two casees up and down, and top box is molten medicine-chest, and nowel is the storage medicine-chest, links to each other by automatically controlled by-pass valve 10 between two the casees.When the solution in the nowel is sent by coagulant dosage pump 18 and when being in low liquid, automatically controlled by-pass valve 10 is opened in liquid level sensor 12 instructions that are installed in the case, and the solution in the top box is put into nowel.Give the alarm simultaneously and notify the operations staff the molten medicine that comes.When the operations staff closes by-pass valve, with behind medicine and the water input top box, press the start button of stirrer 13 in proportion, the stirrer and the time relay that is contained on the machine start.The time relay is by setting the churning time instruction stop.Coagulant dosage pump 18 and lift pump 6 interlocking time-delay operations.The operation of coagulant aids dispensing kit 16 is identical with coagulant administration case 11.5) reuse water delivery: liquid level relay 39 is housed in clean water basin 41, opens in high liquid level by liquid level instruction reuse water pump in the pond 40, low liquid level is stopped.Reuse water pump 40 is a variable frequency pump, can adjust the output water yield automatically according to ductwork pressure.6) whole robot control system(RCS) can focus on control center, carries out PLC, demonstration and automatic control and manual dual-purpose.

Claims (5)

1. aluminum oxide industry production wastewater treatment reclamation set, by equalizing tank, oil basin, lift pump, line mixer, water purifier, the mud steel basin, the mud lift pump, clean water basin, the reuse water pump, dispensing kit and connecting tube are formed, it is characterized in that: plant area's pipe network water inlet pipe (2) is connected with equalizing tank (1), lift pump (6) is connected with equalizing tank (1) by lift pump water absorption tube (5), by lift pump rising pipe (9) and coagulating agent line mixer (20), coagulant aids line mixer (21) is connected with water purifier (28), coagulant dosage pump (18) is connected with coagulant administration case (11), and be connected with coagulating agent line mixer (20) by coagulant dosage pipe (19), coagulant aids adds pump (27) and is connected with coagulant aids dispensing kit (16), and add pipe (22) by coagulant aids and be connected with coagulant aids line mixer (21), water purifier (28) is contained in only not on device basis (51), cyclone reaction chamber (48) is arranged in the middle of below water purifier interior, bucket (49) is arranged on every side, in the outside of bucket is filtration chamber (50), the defeated bucket (29) of central authorities is arranged above the cyclone reaction chamber, the top of the defeated bucket of central authorities is inclined tube (31), clear water zone header (32) and collection oil exit pipe (30) are arranged at the top, water delivery vertical shaft (33) is connected with filtration chamber (50) with clear water zone header (32) respectively, water purifier (28) is connected with clean water basin (41) through rising pipe (34), be connected with clean water basin (41) by reuse water pump suction pipe (54) through reuse water pump (40) again, be connected with user's pipe network (56) by reuse water pump outlet pipe (55);
The oily device (4) of straining in the setter (1) is connected with oil basin (52), and the collection oil exit pipe (30) at water purifier (28) top is connected with oil basin (52) through draining valve (53);
The filtration chamber (50) of water purifier (28) is connected with equalizing tank (1) through back flushing siphon pipe (25), automatically controlled flush valve (23) and back flushing water shoot (47);
Bucket (49) in the water purifier (28) is connected with mud steel basin (44) by water purifier shore pipe (46) through automatically controlled mud valve (35), mud lift pump (37) is connected with mud steel basin (44), is connected with tailing dam (42) by sludge carrier pipe (38) by sludge pump suction pipe (45), and tailing dam (42) is connected with equalizing tank (1) through penetrating fluid return line (43).
2. aluminum oxide industry production wastewater treatment reclamation set according to claim 1, it is characterized in that: liquid level sensor (3) is installed in equalizing tank (1), liquid level sensor (39) is installed in clean water basin (41), stirrer (36) is installed in mud steel basin (44), on automatically controlled mud valve (35), the time relay is housed, the time relay and lift pump (6) interlocking; The automatically controlled liquidometer (26) and the time relay are housed in automatically controlled flush valve (23), and this time relay also can be interlocked with lift pump (6).
3. aluminum oxide industry production wastewater treatment reclamation set according to claim 1, it is characterized in that: coagulant administration case (11) is divided into two casees up and down, nowel is the storage medicine-chest, link to each other by automatically controlled by-pass valve (10) between two the casees, in the storage medicine-chest, liquid level sensor (12) is installed, coagulating agent stirrer (13) is installed in the top box of coagulant administration case.
4. aluminum oxide industry production wastewater treatment reclamation set according to claim 1, it is characterized in that: coagulant aids dispensing kit (16) is divided into two casees up and down, nowel is the storage medicine-chest, link to each other by automatically controlled by-pass valve (17) between two the casees, in the storage medicine-chest, liquid level sensor (15) is installed, coagulant aids stirrer (14) is installed in the top box of coagulant aids dispensing kit.
5. aluminum oxide industry production wastewater treatment reclamation set according to claim 1, it is characterized in that: go up at lift pump rising pipe (9) electric control valve (7) and manually-operated gate (8) are installed, go up at back flushing siphon pipe (25) automatically controlled flush valve (23) and manually operated control valve (24) are installed.
CNU2008200962162U 2008-01-15 2008-01-15 Aluminum oxide industrial production wastewater treatment recycling apparatus Expired - Fee Related CN201148371Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008200962162U CN201148371Y (en) 2008-01-15 2008-01-15 Aluminum oxide industrial production wastewater treatment recycling apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008200962162U CN201148371Y (en) 2008-01-15 2008-01-15 Aluminum oxide industrial production wastewater treatment recycling apparatus

Publications (1)

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CN201148371Y true CN201148371Y (en) 2008-11-12

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CNU2008200962162U Expired - Fee Related CN201148371Y (en) 2008-01-15 2008-01-15 Aluminum oxide industrial production wastewater treatment recycling apparatus

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101696060B (en) * 2009-10-23 2011-11-16 贵州绿色环保设备工程有限责任公司 Integral water purifier with the function of precipitation, degreasing and high-turbidity filtering
CN105731693A (en) * 2016-04-27 2016-07-06 沈阳工业大学 Integrated sewage treatment device and treatment method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101696060B (en) * 2009-10-23 2011-11-16 贵州绿色环保设备工程有限责任公司 Integral water purifier with the function of precipitation, degreasing and high-turbidity filtering
CN105731693A (en) * 2016-04-27 2016-07-06 沈阳工业大学 Integrated sewage treatment device and treatment method

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C17 Cessation of patent right
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Granted publication date: 20081112

Termination date: 20120115