US20130292326A1 - Fast settling concentration tank for sewage in gangue - Google Patents
Fast settling concentration tank for sewage in gangue Download PDFInfo
- Publication number
- US20130292326A1 US20130292326A1 US13/697,006 US201113697006A US2013292326A1 US 20130292326 A1 US20130292326 A1 US 20130292326A1 US 201113697006 A US201113697006 A US 201113697006A US 2013292326 A1 US2013292326 A1 US 2013292326A1
- Authority
- US
- United States
- Prior art keywords
- inner cylinder
- sewage
- cylinder
- gangue
- overflow
- 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.)
- Abandoned
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Classifications
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/003—Sedimentation tanks provided with a plurality of compartments separated by a partition wall
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0039—Settling tanks provided with contact surfaces, e.g. baffles, particles
- B01D21/0042—Baffles or guide plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/02—Settling tanks with single outlets for the separated liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/2427—The feed or discharge opening located at a distant position from the side walls
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical agents
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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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/10—Nature of the water, waste water, sewage or sludge to be treated from quarries or from mining activities
Definitions
- the present invention relates to a settling concentration technique for sewage in gangue, and more particularly to a fast settling concentration tank for sewage in gangue.
- a conventional sewage treatment system for metal mine and mineral separation comprises a settling pool, a rake frame, a transmission mechanism, a lift mechanism, a feeding mechanism and a discharge mechanism.
- the sewage in the gangue is drained to a concentration pool through a feeding mechanism.
- the concentration pool is added with Aluminum Oxide to form mud.
- the rake frame is lowered to the concentration pool through the lift mechanism.
- the rake frame is used to stir the mud in the concentration pool through the transmission mechanism.
- the slag in the mud is settled to the lower portion of the concentration pool by gravity and drained through the discharge mechanism.
- the separation water is at the upper portion of the concentration pool and overflows.
- This treatment system has many shortcomings, occupying a lot of space of the concentration pool, a large investment, inconvenient operation, lower treatment efficiency, and the like. Accordingly, the inventor of the present invention has devoted himself based on his many years of practical experiences to solve these problems.
- the primary object of the present invention is to a fast settling concentration tank for sewage in gangue.
- the present invention has the advantages of simple structure, low cost, convenient operation, low failure rate, high treatment efficiency and adjustable manufacture dimensions according to the production capacity of a user.
- the fast settling concentration tank for sewage in gangue of the present invention comprises an outer cylinder and an inner cylinder sleeved inside the outer cylinder by a first bracket.
- the inner cylinder has a sewage inlet at an upper end thereof.
- a baffle plate is provided in the middle of the inner cylinder by a second bracket.
- a feeding gap is formed between the edge of the baffle plate and the inner wall of the inner cylinder.
- At least one annular return plate is fixed on the outer wall of the inner cylinder.
- An overflow gap is formed between the outer edge of the annular return plate and the inner wall of the outer cylinder.
- a residue outlet is formed by tapering the diameter of a lower portion of the outer cylinder.
- An overflow tank is formed at an upper end of the outer cylinder. The overflow outlet of the overflow tank is separated from the sewage inlet.
- the baffle plate has an arc shape which has a high middle portion and a lower edge, and the diameter of the baffle plate is a half of the diameter of the inner cylinder.
- the annular return plate is inclined at an angle of 30 degrees relative to a horizontal plane.
- the first bracket is composed of a plurality of connecting rods
- the overflow outlet is located at the outer wall of the overflow tank
- the diameter of the is residue outlet is a quarter of the diameter of the inner cylinder.
- annular return plates are fixed on the outer wall of the inner cylinder, one is fixed at the lower end of the inner cylinder and the other is fixed at the middle section of the inner cylinder.
- the baffle plate divides the inner cylinder into two sections, one section above the baffle plate as a feeding baffle plate area and the other section under the baffle plate to the residue outlet of the outer cylinder as a mud settling area. Between the inner cylinder and the outer cylinder is a static clean water area.
- the sewage in gangue is and added with Aluminum Oxide and then stirred to form mud.
- the mud is sent to the fast settling concentration tank of the present invention by a mud pump.
- the mud flows to the feeding baffle area of the inner cylinder through the sewage inlet.
- the baffle plate is to decelerate and disperse the mud.
- the mud enters the mud settling area through the feeding gap.
- the sludge is stopped in the mud settling area by the return plate by way of settling of specific gravity.
- the slag drops to the bottom of the outer cylinder and drains from the residue outlet.
- the water level of the static clean water area ascends to the overflow outlet at the upper end of the outer cylinder, and then the clean water overflows.
- the concentration of the slag drained from one concentration tank can be 40% to 60%.
- the water quality of the purified is more stable and better.
- the clean water tank can be used as a high level pool.
- the slag is dehydrated through a press or a belt-type hydroextrator, so that the gangue can be reuse to achieve no waste mine clean production.
- the invention has the advantages of simple structure, low cost, convenient operation, low failure rate, high treatment efficiency, less space occupied, automation, high quality of the circulation water, high treatment efficiency, and adjustable manufacture dimensions according to the production capacity of a user.
- FIG. 1 is a perspective view of the present invention
- FIG. 2 is an axial sectional view of the present invention
- FIG. 3 is a top view of the present invention.
- FIG. 4 is a schematic view of the present invention applied to a sewage treatment system.
- the fast settling concentration tank comprises an outer cylinder 1 and an inner cylinder 2 sleeved inside the outer cylinder 1 by a first bracket 3 .
- the first bracket 3 is composed of a plurality of connecting rods to provide a support and retaining effect, which doesn't reduce the static clean water area to ensure the cleaning effect.
- the upper end of the inner cylinder 2 is a sewage inlet 21 .
- a baffle plate 4 is provided in the middle of the inner cylinder 2 by a second bracket 5 .
- a feeding gap 41 is formed between the edge of the baffle plate 4 and the inner wall of the inner cylinder 2 .
- the second bracket 5 is composed of a plurality of connecting rods to provide a support and retaining effect, which doesn't reduce the passage (the feeding gap 41 ) between the feeding baffle area and the mud settling area to ensure the cleaning effect.
- the baffle plate 4 has an arc shape which has a high middle portion and a lower edge.
- the diameter of the baffle plate 4 is a half of the diameter of the inner cylinder 2 , such that the baffle plate 4 provides a better baffle effect.
- At least one annular return plate 6 is fixed on the outer wall of the inner cylinder 2 . This embodiment has two annular return plates 6 , one is fixed at the lower end of the inner cylinder 2 and the other is fixed at the middle section of the inner cylinder 2 .
- An overflow gap 61 is formed between the outer edge of each annular return plate 6 and the inner wall of the outer cylinder 1 .
- the annular return plate 6 is inclined at an angle of 30 degrees relative to a horizontal plane, so that the mud can flow back well to prevent slag from exiting through the overflow outlet 12 .
- a residue outlet 11 is formed by tapering the diameter of the lower portion of the outer cylinder 1 .
- the diameter of the residue outlet 11 is a quarter of the diameter of the inner cylinder 2 , such that the settling time can be controlled well to enhance the concentration efficiency.
- An overflow tank 13 is formed at the upper end of the outer is cylinder 1 .
- the overflow outlet 12 of the overflow tank 13 is separated from the sewage inlet 21 .
- the overflow outlet 12 is located at the outer wall of the overflow tank 13 .
- the baffle plate 4 of the present invention divides the inner cylinder 2 into two sections, one section above the baffle plate 4 as a feeding baffle plate area and the other section under the baffle plate 4 to the residue outlet of the outer cylinder 1 as a mud settling area. Between the inner cylinder 2 and the outer cylinder 1 is a static clean water area. As shown in FIG. 4 , when the present invention is applied to a sewage treatment, two concentration tanks are connected.
- the sewage in gangue When in use, the sewage in gangue is drained into a gangue pool 10 and added with Aluminum Oxide and then stirred to form mud. After that, the mud is sent to the fast settling concentration tank of the present invention by a mud pump 20 .
- the mud flows to the feeding baffle area of the inner cylinder 2 through the sewage inlet 21 .
- the baffle plate 4 is to decelerate and disperse the mud.
- the mud enters the mud settling area through the feeding gap 41 .
- the sludge is stopped in the mud settling area by the return plate 6 by way of settling of specific gravity.
- the slag drops to the bottom of the outer cylinder 1 and drains from the residue outlet 11 .
- the concentration of the slag drained from the first concentration tank can be 40% to 60%, and the water enters the static clean water area through the overflow gap 61 .
- the water level of the static clean water area ascends to the overflow outlet 12 at the upper end of the outer cylinder 1 , and then the clean water overflows.
- the clean water drained from the first concentration tank naturally flows to the second concentration tank for a second settling concentration by the same principle of the first tank.
- the clean water flows to the bottom of a clean water tank 30 through the pipe pressure.
- the water quality of the purified water from the top or the middle of the tank is stable and better.
- Through a clean water pipe the water can be reused.
- the clean water tank 30 can be used as a high level pool.
- the slag is dehydrated through a press or a belt-type hydroextrator, so that the gangue can be reuse to achieve no waste mine clean production.
Abstract
A fast settling concentration tank for sewage in gangue includes an outer cylinder and an inner cylinder connected in the outer cylinder by a first bracket. The upper end of the inner cylinder is a sewage inlet. A baffle plate is provided in the middle of the inner cylinder by a second bracket. A feeding gap is formed between the edge of the baffle plate and the inner wall of the inner cylinder. At least one annular return plate is fixed on the outer wall of the inner cylinder. An overflow gap is formed between the outer edge of the return plate and the inner wall of the outer cylinder. A residue outlet is formed at the lower portion of the outer cylinder. An overflow tank is formed at the upper end of the outer cylinder. The overflow outlet of the overflow tank is separated from the sewage inlet.
Description
- 1. Field of the Invention
- The present invention relates to a settling concentration technique for sewage in gangue, and more particularly to a fast settling concentration tank for sewage in gangue.
- 2. Description of the Prior Art
- A conventional sewage treatment system for metal mine and mineral separation comprises a settling pool, a rake frame, a transmission mechanism, a lift mechanism, a feeding mechanism and a discharge mechanism. When it is used to treat sewage, the sewage in the gangue is drained to a concentration pool through a feeding mechanism. The concentration pool is added with Aluminum Oxide to form mud. The rake frame is lowered to the concentration pool through the lift mechanism. The rake frame is used to stir the mud in the concentration pool through the transmission mechanism. The slag in the mud is settled to the lower portion of the concentration pool by gravity and drained through the discharge mechanism. The separation water is at the upper portion of the concentration pool and overflows.
- This treatment system has many shortcomings, occupying a lot of space of the concentration pool, a large investment, inconvenient operation, lower treatment efficiency, and the like. Accordingly, the inventor of the present invention has devoted himself based on his many years of practical experiences to solve these problems.
- The primary object of the present invention is to a fast settling concentration tank for sewage in gangue. The present invention has the advantages of simple structure, low cost, convenient operation, low failure rate, high treatment efficiency and adjustable manufacture dimensions according to the production capacity of a user.
- In order to achieve the aforesaid object, the fast settling concentration tank for sewage in gangue of the present invention comprises an outer cylinder and an inner cylinder sleeved inside the outer cylinder by a first bracket. The inner cylinder has a sewage inlet at an upper end thereof. A baffle plate is provided in the middle of the inner cylinder by a second bracket. A feeding gap is formed between the edge of the baffle plate and the inner wall of the inner cylinder. At least one annular return plate is fixed on the outer wall of the inner cylinder. An overflow gap is formed between the outer edge of the annular return plate and the inner wall of the outer cylinder. A residue outlet is formed by tapering the diameter of a lower portion of the outer cylinder. An overflow tank is formed at an upper end of the outer cylinder. The overflow outlet of the overflow tank is separated from the sewage inlet.
- Preferably, the baffle plate has an arc shape which has a high middle portion and a lower edge, and the diameter of the baffle plate is a half of the diameter of the inner cylinder.
- Preferably, the annular return plate is inclined at an angle of 30 degrees relative to a horizontal plane.
- Preferably, the first bracket is composed of a plurality of connecting rods, the overflow outlet is located at the outer wall of the overflow tank, and the diameter of the is residue outlet is a quarter of the diameter of the inner cylinder.
- Preferably, two annular return plates are fixed on the outer wall of the inner cylinder, one is fixed at the lower end of the inner cylinder and the other is fixed at the middle section of the inner cylinder.
- The baffle plate divides the inner cylinder into two sections, one section above the baffle plate as a feeding baffle plate area and the other section under the baffle plate to the residue outlet of the outer cylinder as a mud settling area. Between the inner cylinder and the outer cylinder is a static clean water area.
- When the present invention is applied to a sewage treatment, the sewage in gangue is and added with Aluminum Oxide and then stirred to form mud. After that, the mud is sent to the fast settling concentration tank of the present invention by a mud pump. The mud flows to the feeding baffle area of the inner cylinder through the sewage inlet. The baffle plate is to decelerate and disperse the mud. The mud enters the mud settling area through the feeding gap. The sludge is stopped in the mud settling area by the return plate by way of settling of specific gravity. The slag drops to the bottom of the outer cylinder and drains from the residue outlet. The water level of the static clean water area ascends to the overflow outlet at the upper end of the outer cylinder, and then the clean water overflows.
- Accordingly, the concentration of the slag drained from one concentration tank can be 40% to 60%. Through more concentration tanks, the water quality of the purified is more stable and better. Through a clean water pipe, the water can be reused. The clean water tank can be used as a high level pool. The slag is dehydrated through a press or a belt-type hydroextrator, so that the gangue can be reuse to achieve no waste mine clean production.
- The invention has the advantages of simple structure, low cost, convenient operation, low failure rate, high treatment efficiency, less space occupied, automation, high quality of the circulation water, high treatment efficiency, and adjustable manufacture dimensions according to the production capacity of a user.
-
FIG. 1 is a perspective view of the present invention; -
FIG. 2 is an axial sectional view of the present invention; -
FIG. 3 is a top view of the present invention; and -
FIG. 4 is a schematic view of the present invention applied to a sewage treatment system. - Embodiments of the present invention will now be described, by way of example only, with reference to the accompanying drawings.
- As shown in
FIG. 1 toFIG. 4 , the present invention disclosures a fast settling concentration tank for sewage in gangue. The fast settling concentration tank comprises anouter cylinder 1 and aninner cylinder 2 sleeved inside theouter cylinder 1 by afirst bracket 3. Thefirst bracket 3 is composed of a plurality of connecting rods to provide a support and retaining effect, which doesn't reduce the static clean water area to ensure the cleaning effect. The upper end of theinner cylinder 2 is asewage inlet 21. Abaffle plate 4 is provided in the middle of theinner cylinder 2 by asecond bracket 5. Afeeding gap 41 is formed between the edge of thebaffle plate 4 and the inner wall of theinner cylinder 2. Thesecond bracket 5 is composed of a plurality of connecting rods to provide a support and retaining effect, which doesn't reduce the passage (the feeding gap 41) between the feeding baffle area and the mud settling area to ensure the cleaning effect. Preferably, thebaffle plate 4 has an arc shape which has a high middle portion and a lower edge. Preferably, the diameter of thebaffle plate 4 is a half of the diameter of theinner cylinder 2, such that thebaffle plate 4 provides a better baffle effect. At least oneannular return plate 6 is fixed on the outer wall of theinner cylinder 2. This embodiment has twoannular return plates 6, one is fixed at the lower end of theinner cylinder 2 and the other is fixed at the middle section of theinner cylinder 2. Anoverflow gap 61 is formed between the outer edge of eachannular return plate 6 and the inner wall of theouter cylinder 1. Preferably, theannular return plate 6 is inclined at an angle of 30 degrees relative to a horizontal plane, so that the mud can flow back well to prevent slag from exiting through theoverflow outlet 12. - A
residue outlet 11 is formed by tapering the diameter of the lower portion of theouter cylinder 1. The diameter of theresidue outlet 11 is a quarter of the diameter of theinner cylinder 2, such that the settling time can be controlled well to enhance the concentration efficiency. Anoverflow tank 13 is formed at the upper end of the outer iscylinder 1. Theoverflow outlet 12 of theoverflow tank 13 is separated from thesewage inlet 21. In order to separate the slag well to enhance the water quality from theoverflow outlet 12, in the embodiment theoverflow outlet 12 is located at the outer wall of theoverflow tank 13. - The
baffle plate 4 of the present invention divides theinner cylinder 2 into two sections, one section above thebaffle plate 4 as a feeding baffle plate area and the other section under thebaffle plate 4 to the residue outlet of theouter cylinder 1 as a mud settling area. Between theinner cylinder 2 and theouter cylinder 1 is a static clean water area. As shown inFIG. 4 , when the present invention is applied to a sewage treatment, two concentration tanks are connected. - When in use, the sewage in gangue is drained into a
gangue pool 10 and added with Aluminum Oxide and then stirred to form mud. After that, the mud is sent to the fast settling concentration tank of the present invention by amud pump 20. The mud flows to the feeding baffle area of theinner cylinder 2 through thesewage inlet 21. Thebaffle plate 4 is to decelerate and disperse the mud. The mud enters the mud settling area through thefeeding gap 41. The sludge is stopped in the mud settling area by thereturn plate 6 by way of settling of specific gravity. The slag drops to the bottom of theouter cylinder 1 and drains from theresidue outlet 11. The concentration of the slag drained from the first concentration tank can be 40% to 60%, and the water enters the static clean water area through theoverflow gap 61. The water level of the static clean water area ascends to theoverflow outlet 12 at the upper end of theouter cylinder 1, and then the clean water overflows. The clean water drained from the first concentration tank naturally flows to the second concentration tank for a second settling concentration by the same principle of the first tank. The clean water flows to the bottom of aclean water tank 30 through the pipe pressure. The water quality of the purified water from the top or the middle of the tank is stable and better. Through a clean water pipe, the water can be reused. Theclean water tank 30 can be used as a high level pool. The slag is dehydrated through a press or a belt-type hydroextrator, so that the gangue can be reuse to achieve no waste mine clean production. - Although particular embodiments of the present invention have been described in detail for purposes of illustration, various modifications and enhancements may be made without departing from the spirit and scope of the present invention. Accordingly, the present invention is not to be limited except as by the appended is claims.
Claims (5)
1. A fast settling concentration tank for sewage in gangue, comprising an outer cylinder and an inner cylinder sleeved inside the outer cylinder by a first bracket, the inner cylinder having a sewage inlet at an upper end thereof, a baffle plate provided in a middle of the inner cylinder by a second bracket, a feeding gap formed between an edge of the baffle plate and an inner wall of the inner cylinder, at least one annular return plate fixed on an outer wall of the inner cylinder, an overflow gap formed between an outer edge of the annular return plate and an inner wall of the outer cylinder, a residue outlet formed by tapering a diameter of a lower portion of the outer cylinder, an overflow tank formed at an upper end of the outer cylinder, the overflow outlet of the overflow tank being separated from the sewage inlet.
2. The fast settling concentration tank for sewage in gangue as claimed in claim 1 , wherein the baffle plate has an arc shape which has a high middle portion and a lower edge, and the baffle plate has a diameter which is a half of a diameter of the inner cylinder.
3. The fast settling concentration tank for sewage in gangue as claimed in claim 1 , wherein the annular return plate is inclined at an angle of 30 degrees relative to a horizontal plane.
4. The fast settling concentration tank for sewage in gangue as claimed in claim 1 , wherein the first bracket is composed of a plurality of connecting rods, the overflow outlet is located at an outer wall of the overflow tank, and the residue outlet has a diameter which is a quarter of a diameter of the inner cylinder.
5. The fast settling concentration tank for sewage in gangue as claimed in claim 1 , wherein two annular return plates are fixed on the outer wall of the inner cylinder, one is fixed at a lower end of the inner cylinder and the other is fixed at a middle section of the inner cylinder.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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CN201010534620.5 | 2010-10-26 | ||
CN2010105346205A CN102267751B (en) | 2010-10-26 | 2010-10-26 | Rapid precipitation and concentration tank for tailing sewage |
PCT/CN2011/081011 WO2012055333A1 (en) | 2010-10-26 | 2011-10-20 | Fast settling concentration tank for sewage in gangue |
Publications (1)
Publication Number | Publication Date |
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US20130292326A1 true US20130292326A1 (en) | 2013-11-07 |
Family
ID=45050235
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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US13/697,006 Abandoned US20130292326A1 (en) | 2010-10-26 | 2011-10-26 | Fast settling concentration tank for sewage in gangue |
Country Status (7)
Country | Link |
---|---|
US (1) | US20130292326A1 (en) |
JP (1) | JP2013542071A (en) |
CN (1) | CN102267751B (en) |
AU (1) | AU2011320408B2 (en) |
BR (1) | BR112012030104B1 (en) |
SE (1) | SE537289C2 (en) |
WO (1) | WO2012055333A1 (en) |
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2010
- 2010-10-26 CN CN2010105346205A patent/CN102267751B/en active Active
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2011
- 2011-10-20 BR BR112012030104-7A patent/BR112012030104B1/en active IP Right Grant
- 2011-10-20 WO PCT/CN2011/081011 patent/WO2012055333A1/en active Application Filing
- 2011-10-20 JP JP2013535261A patent/JP2013542071A/en active Pending
- 2011-10-20 SE SE1251325A patent/SE537289C2/en unknown
- 2011-10-20 AU AU2011320408A patent/AU2011320408B2/en active Active
- 2011-10-26 US US13/697,006 patent/US20130292326A1/en not_active Abandoned
Patent Citations (7)
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US1752789A (en) * | 1925-08-07 | 1930-04-01 | Dorr Co | Agitation and settling apparatus |
US4293416A (en) * | 1977-05-27 | 1981-10-06 | Entenmann's, Inc. | Apparatus for treating plant effluent |
US5076915A (en) * | 1978-09-25 | 1991-12-31 | Chevron Research Company | Apparatus for removing suspended solids from a liquid |
US4297209A (en) * | 1980-04-04 | 1981-10-27 | Dover Corporation | High solids filter |
US5433862A (en) * | 1992-08-24 | 1995-07-18 | Technology Finance Corporation (Proprietary) Limited | Process for treating a suspension of solid particles in a carrier liquid |
US20080185321A1 (en) * | 2005-03-16 | 2008-08-07 | Bernard Beaulieu | Effluent Purifying Plant with Centralized Structure |
US7799218B2 (en) * | 2007-06-29 | 2010-09-21 | Caterpillar Inc | Paint reclamation clarifier system |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112791463A (en) * | 2020-12-26 | 2021-05-14 | 安徽浩瀚星宇新能源科技有限公司 | New energy automobile battery recovery environmental protection sewage treatment plant |
Also Published As
Publication number | Publication date |
---|---|
CN102267751A (en) | 2011-12-07 |
BR112012030104B1 (en) | 2021-04-27 |
BR112012030104A2 (en) | 2017-10-03 |
AU2011320408A1 (en) | 2012-12-06 |
WO2012055333A1 (en) | 2012-05-03 |
SE1251325A1 (en) | 2012-12-14 |
JP2013542071A (en) | 2013-11-21 |
CN102267751B (en) | 2013-11-20 |
AU2011320408B2 (en) | 2013-08-22 |
SE537289C2 (en) | 2015-03-31 |
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Legal Events
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AS | Assignment |
Owner name: XIAMEN XIN ANDE MINING TECHNOLOGY CO., LTD., CHINA Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:SU, MUQING;REEL/FRAME:029267/0727 Effective date: 20121023 |
|
STCB | Information on status: application discontinuation |
Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION |