HRP930905A2 - Lamellar apparatus and method for clarifying water - Google Patents
Lamellar apparatus and method for clarifying water Download PDFInfo
- Publication number
- HRP930905A2 HRP930905A2 HR930905A HRP930905A HRP930905A2 HR P930905 A2 HRP930905 A2 HR P930905A2 HR 930905 A HR930905 A HR 930905A HR P930905 A HRP930905 A HR P930905A HR P930905 A2 HRP930905 A2 HR P930905A2
- Authority
- HR
- Croatia
- Prior art keywords
- water
- reservoir
- channels
- tank
- specified
- Prior art date
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 107
- 238000000034 method Methods 0.000 title claims description 32
- 238000005188 flotation Methods 0.000 claims description 27
- 239000010802 sludge Substances 0.000 claims description 27
- 238000005352 clarification Methods 0.000 claims description 26
- 230000008569 process Effects 0.000 claims description 21
- 239000002245 particle Substances 0.000 claims description 18
- 238000007667 floating Methods 0.000 claims description 13
- 239000011435 rock Substances 0.000 claims description 7
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 238000005189 flocculation Methods 0.000 claims description 4
- 230000016615 flocculation Effects 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 2
- 238000007790 scraping Methods 0.000 claims description 2
- 230000014759 maintenance of location Effects 0.000 claims 6
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000009826 distribution Methods 0.000 description 8
- 241000446313 Lamella Species 0.000 description 6
- 229940037003 alum Drugs 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000012716 precipitator Substances 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 238000007560 sedimentation technique Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- 241000237858 Gastropoda Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000011001 backwashing Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- B01D21/0045—Plurality of essentially parallel 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
- B01D21/2433—Discharge mechanisms for floating particles
- B01D21/2438—Discharge mechanisms for floating particles provided with scrapers on the liquid surface for removing floating particles
-
- 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
- B01D21/30—Control equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B13/00—Control arrangements specially adapted for wet-separating apparatus or for dressing plant, using physical effects
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/1443—Feed or discharge mechanisms for flotation tanks
- B03D1/1462—Discharge mechanisms for the froth
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/1481—Flotation machines with a plurality of parallel plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/24—Pneumatic
-
- 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
- C02F1/24—Treatment of water, waste water, or sewage by flotation
-
- 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
- B01D21/30—Control equipment
- B01D21/34—Controlling the feed distribution; Controlling the liquid level ; Control of process parameters
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biotechnology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Physical Water Treatments (AREA)
- Removal Of Floating Material (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/886,414 US5296149A (en) | 1988-09-07 | 1992-05-20 | Lamellar apparatus and method for clarifying water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HRP930905A2 true HRP930905A2 (en) | 1994-12-31 |
Family
ID=25389007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HR930905A HRP930905A2 (en) | 1992-05-20 | 1993-05-19 | Lamellar apparatus and method for clarifying water |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US5296149A (zh) |
| EP (1) | EP0641291A4 (zh) |
| JP (1) | JPH08500282A (zh) |
| AU (1) | AU4377893A (zh) |
| CA (1) | CA2136201A1 (zh) |
| FI (1) | FI945392A (zh) |
| HR (1) | HRP930905A2 (zh) |
| MX (1) | MX9302885A (zh) |
| RU (1) | RU94046172A (zh) |
| SI (1) | SI9300268A (zh) |
| TR (1) | TR26685A (zh) |
| TW (1) | TW218860B (zh) |
| WO (1) | WO1993023334A1 (zh) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5415771A (en) * | 1993-06-29 | 1995-05-16 | The Lenox Institute Of Water Technology, Inc. | High capacity single tank water clarification system |
| US5547569A (en) * | 1995-01-25 | 1996-08-20 | Hinkle Contracting Corporation | Multiple stage water clarifier |
| US5670039A (en) * | 1995-05-26 | 1997-09-23 | Harris; Ronald B. | Linear solids removal unit |
| SE9504386L (sv) | 1995-12-07 | 1997-06-08 | Purac Ab | Flotationsapparat och förfarande |
| US6174434B1 (en) | 1996-04-26 | 2001-01-16 | The Lenox Institute Of Water Technology, Inc. | Three zone dissolved air floatation clarifier with fixed lamellae and improved paddle-and-ramp sludge removal system |
| US5846413A (en) * | 1996-04-26 | 1998-12-08 | Lenox Institute Of Water Technology, Inc. | Three zone dissolved air flotation clarifier with improved efficiency |
| SI9600144B (sl) * | 1996-05-06 | 1999-12-31 | Janez Su�a | Flotacijska naprava |
| AT404931B (de) * | 1997-01-23 | 1999-03-25 | Tschuda Gmbh & Co Kg | Einrichtung zur trennung von schwimmschichtmasse von einer flüssigkeit |
| AT407222B (de) * | 1997-01-23 | 2001-01-25 | Tschuda Gmbh & Co Kg | Einrichtung zur trennung von schwimmschichtmasse von einer flüssigkeit |
| FR2796306B1 (fr) * | 1999-07-13 | 2002-07-26 | Roumen Kaltchev | Clarificateur a air dissous avec filtre incorpore |
| KR100737416B1 (ko) * | 2001-09-27 | 2007-07-09 | 주식회사 포스코 | 폐수 가압부상조의 부유물 제거장치 |
| DE60316996T2 (de) * | 2003-04-16 | 2008-07-24 | Ondeo Degremont | Anlage zur behandlung von wasser mittels flotation |
| FR2853896B1 (fr) * | 2003-04-16 | 2006-06-02 | Ondeo Degremont | Installation de traitement d'eaux par flottation |
| US7258788B2 (en) * | 2004-03-12 | 2007-08-21 | Noram Engineering And Constructors Ltd. | Circular clarifier apparatus and method |
| US7485223B2 (en) | 2004-04-16 | 2009-02-03 | Nijhuis Water Technology B.V. | Separator device |
| ITMI20050734A1 (it) * | 2005-04-22 | 2006-10-23 | Austep Austeam Environmetal | Sistema per la chiarificazione in continuo di liquidi con sostanze solide in sospensione mediante flottazione a gas disciolto |
| US20110114567A1 (en) * | 2009-07-30 | 2011-05-19 | Zijun Xia | Precipitation device, method and associated system |
| EA030872B1 (ru) * | 2014-12-29 | 2018-10-31 | Егор Алексеевич Курятников | Перекрытие для радиального отстойника |
| GB2565859B (en) * | 2017-08-22 | 2022-05-18 | Hydro Int Ltd | A tray unit for a wastewater treatment device and a method of assembling a tray assembly for a wastewater treatment device |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1020013A (en) * | 1909-11-13 | 1912-03-12 | Alexander John Arbuckle | Settling-tank. |
| US2874842A (en) * | 1955-04-05 | 1959-02-24 | Krofta Milos | Process and apparatus for waste liquid purification |
| US3067878A (en) * | 1959-07-07 | 1962-12-11 | Albert L Genter | Method and apparatus for settling solids from liquids |
| DE1213223C2 (de) * | 1960-02-15 | 1973-02-01 | Milos Krofta Dr Ing | Vorrichtung zum Reinigen der ungeklaerten Abwaesser in den Papier-, Zellstoff- und aehnlichen Industrien |
| US3452869A (en) * | 1967-01-18 | 1969-07-01 | Laval Inc De | Settling tank and method of operation thereof |
| FR2108160A1 (en) * | 1970-09-11 | 1972-05-19 | Degremont | Guiding device for floated matter - in flotation sepn appts |
| US4022696A (en) * | 1976-03-24 | 1977-05-10 | Milos Krofta | Apparatus for clarification of waste water operating on dissolved air flotation process |
| US4184967A (en) * | 1978-06-22 | 1980-01-22 | Lenox Institute For Research, Inc. | Apparatus for clarifying waste water |
| SU1101262A1 (ru) * | 1981-05-26 | 1984-07-07 | Всесоюзный Научно-Исследовательский И Проектный Институт По Очистке Технологических Газов,Сточных Вод И Использованию Вторичных Энергоресурсов Предприятий Черной Металлургии "Внипичерметэнергоочистка" | Тонкослойный отстойник |
| US4346005A (en) * | 1981-08-03 | 1982-08-24 | Crane Co. | Tube settler module |
| US4377485A (en) * | 1981-09-15 | 1983-03-22 | Lenox Institute For Research, Inc. | Apparatus and method for clarification of water using combined flotation and filtration processes |
| US4626345A (en) * | 1984-09-04 | 1986-12-02 | Lenox Institute For Research, Inc. | Apparatus for clarification of water |
| FR2633608B1 (fr) * | 1988-06-30 | 1991-09-20 | Degremont | Appareil perfectionne pour l'epaississement, par flottation, de boues produites lors du traitement d'eaux |
| US4931175A (en) * | 1988-09-07 | 1990-06-05 | Lenox Institute For Research, Inc. | Water clarifying apparatus |
-
1992
- 1992-05-20 US US07/886,414 patent/US5296149A/en not_active Expired - Fee Related
-
1993
- 1993-05-17 JP JP6503791A patent/JPH08500282A/ja active Pending
- 1993-05-17 AU AU43778/93A patent/AU4377893A/en not_active Abandoned
- 1993-05-17 WO PCT/US1993/004650 patent/WO1993023334A1/en not_active Application Discontinuation
- 1993-05-17 EP EP93913921A patent/EP0641291A4/en not_active Ceased
- 1993-05-17 RU RU94046172/25A patent/RU94046172A/ru unknown
- 1993-05-17 CA CA002136201A patent/CA2136201A1/en not_active Abandoned
- 1993-05-18 MX MX9302885A patent/MX9302885A/es unknown
- 1993-05-19 HR HR930905A patent/HRP930905A2/hr not_active Application Discontinuation
- 1993-05-19 TW TW082103925A patent/TW218860B/zh active
- 1993-05-20 TR TR93/0373A patent/TR26685A/xx unknown
- 1993-05-20 SI SI9300268A patent/SI9300268A/sl unknown
-
1994
- 1994-11-16 FI FI945392A patent/FI945392A/fi not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| WO1993023334A1 (en) | 1993-11-25 |
| TW218860B (zh) | 1994-01-11 |
| EP0641291A4 (en) | 1995-06-28 |
| CA2136201A1 (en) | 1993-11-25 |
| FI945392A (fi) | 1995-01-18 |
| EP0641291A1 (en) | 1995-03-08 |
| FI945392A0 (fi) | 1994-11-16 |
| JPH08500282A (ja) | 1996-01-16 |
| RU94046172A (ru) | 1996-10-20 |
| TR26685A (tr) | 1995-03-15 |
| MX9302885A (es) | 1993-11-01 |
| US5296149A (en) | 1994-03-22 |
| SI9300268A (sl) | 1993-12-31 |
| AU4377893A (en) | 1993-12-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A1OB | Publication of a patent application | ||
| AIPI | Request for the grant of a patent on the basis of a substantive examination of a patent application | ||
| OBST | Application withdrawn |