DE69604818T2 - Reinigungsverfahren für eine unterwassermembranfitteranlage - Google Patents
Reinigungsverfahren für eine unterwassermembranfitteranlageInfo
- Publication number
- DE69604818T2 DE69604818T2 DE69604818T DE69604818T DE69604818T2 DE 69604818 T2 DE69604818 T2 DE 69604818T2 DE 69604818 T DE69604818 T DE 69604818T DE 69604818 T DE69604818 T DE 69604818T DE 69604818 T2 DE69604818 T2 DE 69604818T2
- Authority
- DE
- Germany
- Prior art keywords
- pct
- membranes
- effluent
- underwater
- cleaning method
- 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 - Lifetime
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
- B01D65/06—Membrane cleaning or sterilisation ; Membrane regeneration with special washing compositions
-
- 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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/04—Backflushing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/16—Use of chemical agents
- B01D2321/164—Use of bases
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9514188A FR2741280B1 (fr) | 1995-11-22 | 1995-11-22 | Procede de nettoyage d'une installation de filtration du type a membranes immergees |
PCT/FR1996/001827 WO1997018887A1 (fr) | 1995-11-22 | 1996-11-19 | Procede de nettoyage d'une installation de filtration du type a membranes immergees |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69604818D1 DE69604818D1 (de) | 1999-11-25 |
DE69604818T2 true DE69604818T2 (de) | 2000-06-21 |
Family
ID=9485034
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69604818T Expired - Lifetime DE69604818T2 (de) | 1995-11-22 | 1996-11-19 | Reinigungsverfahren für eine unterwassermembranfitteranlage |
Country Status (15)
Country | Link |
---|---|
US (1) | US6045698A (de) |
EP (1) | EP0863793B1 (de) |
JP (1) | JP4040090B2 (de) |
KR (1) | KR100453845B1 (de) |
AT (1) | ATE185702T1 (de) |
AU (1) | AU710229B2 (de) |
BR (1) | BR9611625A (de) |
CA (2) | CA2236840C (de) |
DE (1) | DE69604818T2 (de) |
DK (1) | DK0863793T3 (de) |
ES (1) | ES2140914T3 (de) |
FR (1) | FR2741280B1 (de) |
HU (1) | HUP0000070A3 (de) |
PL (1) | PL182907B1 (de) |
WO (1) | WO1997018887A1 (de) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10216170A1 (de) * | 2002-04-12 | 2003-10-30 | Maritime Contractors Deutschla | Verfahren zur Stabilisierung und zur Steigerung von Membranleistungen |
DE102005035044A1 (de) * | 2005-07-27 | 2007-02-01 | Koch Membrane Systems Gmbh | Verfahren zum Rückspülen von Kapillarmembranen einer Membrananlage |
DE102005031232B4 (de) * | 2005-07-01 | 2007-08-02 | Aquacarat Gmbh | Vorrichtung und Verfahren zur Reinigung und/oder Desinfektion von Filtern |
DE102008006501A1 (de) | 2007-03-19 | 2008-09-25 | Sonja Lauterborn | Kombiniertes Ultraschall-Luft-Rückspülverfahren (kurz: USL-Verfahren) zur chemikalienfreien in situ-Reinigung getauchter Membranen bei Rückspülung während des Betriebes |
WO2016180628A1 (de) | 2015-05-12 | 2016-11-17 | Vovo-Tec Gmbh | Verfahren zur chemischen reinigung eines getauchten membranfilters und vorrichtung zur anwendung des verfahrens |
Families Citing this family (87)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5639373A (en) | 1995-08-11 | 1997-06-17 | Zenon Environmental Inc. | Vertical skein of hollow fiber membranes and method of maintaining clean fiber surfaces while filtering a substrate to withdraw a permeate |
US20040238432A1 (en) * | 1995-08-11 | 2004-12-02 | Mailvaganam Mahendran | Membrane filtration module with adjustable header spacing |
WO1997006880A2 (en) | 1995-08-11 | 1997-02-27 | Zenon Environmental Inc. | Vertical skein of hollow fiber membranes and method of maintaining clean fiber surfaces |
US7087173B2 (en) | 1995-08-11 | 2006-08-08 | Zenon Environmental Inc. | Inverted cavity aerator for membrane module |
US8852438B2 (en) * | 1995-08-11 | 2014-10-07 | Zenon Technology Partnership | Membrane filtration module with adjustable header spacing |
EP1736234A3 (de) | 1996-12-20 | 2007-06-13 | Siemens Water Technologies Corp. | Verfahren zum Reiningen von verunreinigten Membranen |
JP3429148B2 (ja) | 1996-12-27 | 2003-07-22 | 株式会社荏原製作所 | 浸漬型中空糸分離膜モジュール及びその製造方法 |
US6641733B2 (en) * | 1998-09-25 | 2003-11-04 | U. S. Filter Wastewater Group, Inc. | Apparatus and method for cleaning membrane filtration modules |
KR100278476B1 (ko) * | 1997-12-29 | 2001-01-15 | 윤종용 | 밸브의 세정방법 |
JP3606735B2 (ja) * | 1998-04-21 | 2005-01-05 | 株式会社クボタ | 活性汚泥用膜カートリッジの再生方法及びその装置 |
EP1559472A1 (de) * | 1998-11-23 | 2005-08-03 | Zenon Environmental Inc. | Wasserfiltration mit Hilfe von Unterwassermembranen |
US20040007527A1 (en) * | 1998-11-23 | 2004-01-15 | Zenon Environmental Inc. | Membrane filtration device and process |
JP2002530188A (ja) | 1998-11-23 | 2002-09-17 | ゼノン、エンバイロンメンタル、インコーポレーテッド | 浸漬型薄膜を用いる水の濾過 |
CA2290053C (en) * | 1999-11-18 | 2009-10-20 | Zenon Environmental Inc. | Immersed membrane module and process |
US6331251B1 (en) | 1999-06-10 | 2001-12-18 | Envirogen, Inc. | System and method for withdrawing permeate through a filter and for cleaning the filter in situ |
US6627082B2 (en) * | 1999-06-10 | 2003-09-30 | Envirogen, Inc. | System and method for withdrawing permeate through a filter and for cleaning the filter in situ |
AU6257000A (en) * | 1999-07-29 | 2001-02-19 | Zenon Environmental Inc. | Chemical cleaning backwash for immersed filtering membranes |
US6303035B1 (en) | 1999-07-30 | 2001-10-16 | Zenon Environmental Inc. | Immersed membrane filtration process |
US6547968B1 (en) | 1999-07-30 | 2003-04-15 | Zenon Environmental Inc. | Pulsed backwash for immersed membranes |
US20040007525A1 (en) * | 1999-07-30 | 2004-01-15 | Rabie Hamid R. | Maintenance cleaning for membranes |
US20010052494A1 (en) * | 1999-10-25 | 2001-12-20 | Pierre Cote | Chemical cleaning backwash for normally immersed membranes |
US6214231B1 (en) * | 1999-08-27 | 2001-04-10 | Zenon Environmental Inc. | System for operation of multiple membrane filtration assemblies |
US6589426B1 (en) * | 1999-09-29 | 2003-07-08 | Zenon Environmental Inc. | Ultrafiltration and microfiltration module and system |
CN1143725C (zh) * | 1999-11-18 | 2004-03-31 | 齐侬环境有限公司 | 浸入膜元件和组件 |
AUPQ680100A0 (en) * | 2000-04-10 | 2000-05-11 | Usf Filtration And Separations Group Inc. | Hollow fibre restraining system |
DE10045227C1 (de) * | 2000-09-13 | 2002-02-07 | Vosenkaul Klaus | Membranfilter für die Wasseraufbereitung |
AUPR143400A0 (en) * | 2000-11-13 | 2000-12-07 | Usf Filtration And Separations Group Inc. | Modified membranes |
AUPR421501A0 (en) | 2001-04-04 | 2001-05-03 | U.S. Filter Wastewater Group, Inc. | Potting method |
AUPR584301A0 (en) * | 2001-06-20 | 2001-07-12 | U.S. Filter Wastewater Group, Inc. | Membrane polymer compositions |
AUPR692401A0 (en) * | 2001-08-09 | 2001-08-30 | U.S. Filter Wastewater Group, Inc. | Method of cleaning membrane modules |
EP1312408B1 (de) * | 2001-11-16 | 2006-07-19 | US Filter Wastewater Group, Inc. | Methode zur Reinigung von Membranen |
US7247238B2 (en) * | 2002-02-12 | 2007-07-24 | Siemens Water Technologies Corp. | Poly(ethylene chlorotrifluoroethylene) membranes |
AUPS300602A0 (en) * | 2002-06-18 | 2002-07-11 | U.S. Filter Wastewater Group, Inc. | Methods of minimising the effect of integrity loss in hollow fibre membrane modules |
EP1517741B1 (de) * | 2002-06-28 | 2009-03-04 | Nederlandse Organisatie voor toegepast-natuurwetenschappelijk Onderzoek TNO | Verfahren zur reinigung von filtern |
AU2002950934A0 (en) * | 2002-08-21 | 2002-09-12 | U. S. Filter Wastewater Group, Inc. | Aeration method |
JP4282598B2 (ja) * | 2002-10-10 | 2009-06-24 | シーメンス・ウォーター・テクノロジーズ・コーポレーション | 濾過装置及び該濾過装置を洗浄する方法 |
AU2002953111A0 (en) | 2002-12-05 | 2002-12-19 | U. S. Filter Wastewater Group, Inc. | Mixing chamber |
AU2003903507A0 (en) | 2003-07-08 | 2003-07-24 | U. S. Filter Wastewater Group, Inc. | Membrane post-treatment |
NZ545206A (en) * | 2003-08-29 | 2009-03-31 | Siemens Water Tech Corp | Backwash |
US7879229B2 (en) * | 2003-10-29 | 2011-02-01 | Zenon Technology Partnership | Water treatment plant with immersed membranes |
US8114293B2 (en) * | 2003-10-29 | 2012-02-14 | Zenon Technology Partnership | Method of operating a water treatment plant with immersed membranes |
WO2005046849A1 (en) | 2003-11-14 | 2005-05-26 | U.S. Filter Wastewater Group, Inc. | Improved module cleaning method |
WO2005082498A1 (en) * | 2004-02-27 | 2005-09-09 | Zenon Environmental Inc. | Water filtration using immersed membranes |
US20050194315A1 (en) * | 2004-02-27 | 2005-09-08 | Adams Nicholas W.H. | Membrane batch filtration process |
WO2005092799A1 (en) | 2004-03-26 | 2005-10-06 | U.S. Filter Wastewater Group, Inc. | Process and apparatus for purifying impure water using microfiltration or ultrafiltration in combination with reverse osmosis |
AU2005240524C1 (en) | 2004-04-22 | 2009-12-24 | Evoqua Water Technologies Llc | Filtration apparatus comprising a membrane bioreactor and a treatment vessel for digesting organic materials |
CA2571498A1 (en) * | 2004-07-02 | 2006-01-12 | U.S. Filter Wastewater Group, Inc. | Gas transfer membrane |
EP1773477B1 (de) | 2004-07-05 | 2011-09-07 | Siemens Water Technologies Corp. | Hydrophile membranen |
EP1789164B1 (de) | 2004-08-20 | 2013-07-03 | Siemens Industry, Inc. | Verteilungssystem mit quadratischer membran |
AU2005282211B2 (en) | 2004-09-07 | 2011-04-21 | Evoqua Water Technologies Llc | Reduction of backwash liquid waste |
CA2579857A1 (en) | 2004-09-14 | 2006-03-23 | Siemens Water Technologies Corp. | Membrane filtration module and cleaning process |
EP1807181A4 (de) | 2004-09-15 | 2009-04-22 | Siemens Water Tech Corp | Stufenlos verstellbare belüftung |
ATE511915T1 (de) * | 2004-12-03 | 2011-06-15 | Siemens Industry Inc | Membrannachbehandlung |
US20060118487A1 (en) * | 2004-12-07 | 2006-06-08 | Adams Nicholas W H | Membrane filtration process |
CN100548451C (zh) * | 2004-12-24 | 2009-10-14 | 西门子水技术公司 | 膜过滤系统中的清洗 |
EP1838422A4 (de) | 2004-12-24 | 2009-09-02 | Siemens Water Tech Corp | Einfaches gasspülverfahren und entsprechende vorrichtung |
AU2006206046B2 (en) * | 2005-01-14 | 2010-10-28 | Evoqua Water Technologies Llc | Filtration system |
NL1028484C2 (nl) * | 2005-03-08 | 2006-09-11 | Kiwa Water Res | Werkwijze en inrichting voor het in een membraan-filtratie-eenheid behandelen van een waterige afvalstroom afkomstig van een bioreactor. |
JP4867180B2 (ja) * | 2005-03-16 | 2012-02-01 | 栗田工業株式会社 | 浸漬型膜分離装置及びその薬品洗浄方法 |
CA2605757A1 (en) | 2005-04-29 | 2006-11-09 | Siemens Water Technologies Corp. | Chemical clean for membrane filter |
EP1726353A1 (de) * | 2005-05-25 | 2006-11-29 | Johnson Diversey, Inc. | Membranfiltration eines Produktes |
KR20080033279A (ko) * | 2005-06-20 | 2008-04-16 | 지멘스 워터 테크놀로지스 코포레이션 | 중합체 막의 가교 결합 처리 |
NZ564968A (en) | 2005-07-14 | 2011-11-25 | Siemens Water Tech Corp | Monopersulfate treatment of membranes |
JP2009504399A (ja) | 2005-08-22 | 2009-02-05 | シーメンス・ウォーター・テクノロジーズ・コーポレーション | 管状マニホールドを使用して逆洗を最小化する水濾過のためのアセンブリ |
US20070084795A1 (en) * | 2005-10-05 | 2007-04-19 | Jordan Edward J | Method and system for treating wastewater |
US20070138090A1 (en) | 2005-10-05 | 2007-06-21 | Jordan Edward J | Method and apparatus for treating wastewater |
WO2007049327A1 (ja) * | 2005-10-24 | 2007-05-03 | Kubota Corporation | 大規模膜分離装置 |
US7147778B1 (en) | 2006-01-05 | 2006-12-12 | I. Kruger Inc. | Method and system for nitrifying and denitrifying wastewater |
US8293098B2 (en) | 2006-10-24 | 2012-10-23 | Siemens Industry, Inc. | Infiltration/inflow control for membrane bioreactor |
EP2129629A1 (de) | 2007-04-02 | 2009-12-09 | Siemens Water Technologies Corp. | Verbesserte infiltrations-/flusssteuerung für einen membranbioreaktor |
US9764288B2 (en) | 2007-04-04 | 2017-09-19 | Evoqua Water Technologies Llc | Membrane module protection |
CN111203111B (zh) | 2007-05-29 | 2022-11-29 | 罗门哈斯电子材料新加坡私人有限公司 | 使用脉冲气提泵的膜清洗 |
CN106064021B (zh) | 2008-07-24 | 2019-06-04 | 懿华水处理技术有限责任公司 | 用于膜过滤模块的框架系统 |
NZ591259A (en) | 2008-08-20 | 2013-02-22 | Siemens Industry Inc | A hollow membrane filter backwash system using gas pressurised at at least two pressures feed from the down stream side to push water through the filter to clean it |
AU2010101488B4 (en) | 2009-06-11 | 2013-05-02 | Evoqua Water Technologies Llc | Methods for cleaning a porous polymeric membrane and a kit for cleaning a porous polymeric membrane |
WO2011136888A1 (en) | 2010-04-30 | 2011-11-03 | Siemens Industry, Inc | Fluid flow distribution device |
WO2012040412A1 (en) | 2010-09-24 | 2012-03-29 | Siemens Industry, Inc. | Fluid control manifold for membrane filtration system |
US8910799B2 (en) | 2011-08-01 | 2014-12-16 | Enveera, Inc. | Integrated membrane system for distributed water treatment |
EP2763776B1 (de) | 2011-09-30 | 2021-07-28 | Rohm & Haas Electronic Materials Singapore Pte. Ltd | Verbessertes filtrationsmodul |
US9925499B2 (en) | 2011-09-30 | 2018-03-27 | Evoqua Water Technologies Llc | Isolation valve with seal for end cap of a filtration system |
KR102108593B1 (ko) | 2012-06-28 | 2020-05-29 | 에보쿠아 워터 테크놀로지스 엘엘씨 | 포팅 방법 |
EP2895257A1 (de) | 2012-09-14 | 2015-07-22 | Evoqua Water Technologies LLC | Polymermischung für membranen |
DE112013004713T5 (de) | 2012-09-26 | 2015-07-23 | Evoqua Water Technologies Llc | Membransicherungsvorrichtung |
US9962865B2 (en) | 2012-09-26 | 2018-05-08 | Evoqua Water Technologies Llc | Membrane potting methods |
US9815027B2 (en) | 2012-09-27 | 2017-11-14 | Evoqua Water Technologies Llc | Gas scouring apparatus for immersed membranes |
US10427102B2 (en) | 2013-10-02 | 2019-10-01 | Evoqua Water Technologies Llc | Method and device for repairing a membrane filtration module |
US10322375B2 (en) | 2015-07-14 | 2019-06-18 | Evoqua Water Technologies Llc | Aeration device for filtration system |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6393310A (ja) * | 1986-10-08 | 1988-04-23 | Nippon Atom Ind Group Co Ltd | 再生機能を備えた油水分離装置 |
US5248424A (en) * | 1990-08-17 | 1993-09-28 | Zenon Environmental Inc. | Frameless array of hollow fiber membranes and method of maintaining clean fiber surfaces while filtering a substrate to withdraw a permeate |
FI86380C (fi) * | 1990-09-10 | 1992-08-25 | Kemira Oy | Foerfarande foer rening av filter. |
JPH0665371B2 (ja) * | 1990-09-20 | 1994-08-24 | 荏原インフイルコ株式会社 | 有機性汚水の生物処理装置 |
EP0510328B1 (de) * | 1991-03-07 | 1995-10-04 | Kubota Corporation | Vorrichtung zur Behandlung von Belebtschlamm |
JP2755507B2 (ja) * | 1991-06-06 | 1998-05-20 | 株式会社クボタ | 汚水処理装置 |
JPH05177185A (ja) * | 1991-12-27 | 1993-07-20 | Mitsui Constr Co Ltd | 上水処理装置 |
JP3401874B2 (ja) * | 1993-10-28 | 2003-04-28 | 栗田工業株式会社 | 浸漬型膜分離装置 |
FR2713220B1 (fr) * | 1993-11-30 | 1996-03-08 | Omnium Traitement Valorisa | Installation de potabilisation de l'eau à membranes filtrantes immergées. |
US5403479A (en) * | 1993-12-20 | 1995-04-04 | Zenon Environmental Inc. | In situ cleaning system for fouled membranes |
JPH07313850A (ja) * | 1994-05-30 | 1995-12-05 | Kubota Corp | 浸漬型セラミック膜分離装置の逆洗方法 |
-
1995
- 1995-11-22 FR FR9514188A patent/FR2741280B1/fr not_active Expired - Lifetime
-
1996
- 1996-11-19 KR KR10-1998-0703844A patent/KR100453845B1/ko not_active IP Right Cessation
- 1996-11-19 AT AT96939147T patent/ATE185702T1/de not_active IP Right Cessation
- 1996-11-19 US US09/068,922 patent/US6045698A/en not_active Expired - Lifetime
- 1996-11-19 DK DK96939147T patent/DK0863793T3/da active
- 1996-11-19 EP EP96939147A patent/EP0863793B1/de not_active Expired - Lifetime
- 1996-11-19 CA CA002236840A patent/CA2236840C/en not_active Expired - Fee Related
- 1996-11-19 CA CA002484573A patent/CA2484573C/en not_active Expired - Fee Related
- 1996-11-19 AU AU76300/96A patent/AU710229B2/en not_active Ceased
- 1996-11-19 ES ES96939147T patent/ES2140914T3/es not_active Expired - Lifetime
- 1996-11-19 PL PL96326935A patent/PL182907B1/pl unknown
- 1996-11-19 HU HU0000070A patent/HUP0000070A3/hu unknown
- 1996-11-19 DE DE69604818T patent/DE69604818T2/de not_active Expired - Lifetime
- 1996-11-19 WO PCT/FR1996/001827 patent/WO1997018887A1/fr active IP Right Grant
- 1996-11-19 BR BR9611625-0A patent/BR9611625A/pt not_active IP Right Cessation
- 1996-11-19 JP JP51944297A patent/JP4040090B2/ja not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10216170A1 (de) * | 2002-04-12 | 2003-10-30 | Maritime Contractors Deutschla | Verfahren zur Stabilisierung und zur Steigerung von Membranleistungen |
DE102005031232B4 (de) * | 2005-07-01 | 2007-08-02 | Aquacarat Gmbh | Vorrichtung und Verfahren zur Reinigung und/oder Desinfektion von Filtern |
DE102005035044A1 (de) * | 2005-07-27 | 2007-02-01 | Koch Membrane Systems Gmbh | Verfahren zum Rückspülen von Kapillarmembranen einer Membrananlage |
DE102008006501A1 (de) | 2007-03-19 | 2008-09-25 | Sonja Lauterborn | Kombiniertes Ultraschall-Luft-Rückspülverfahren (kurz: USL-Verfahren) zur chemikalienfreien in situ-Reinigung getauchter Membranen bei Rückspülung während des Betriebes |
WO2016180628A1 (de) | 2015-05-12 | 2016-11-17 | Vovo-Tec Gmbh | Verfahren zur chemischen reinigung eines getauchten membranfilters und vorrichtung zur anwendung des verfahrens |
Also Published As
Publication number | Publication date |
---|---|
ES2140914T3 (es) | 2000-03-01 |
CA2236840A1 (en) | 1997-05-29 |
CA2484573A1 (en) | 1997-05-29 |
CA2236840C (en) | 2005-09-13 |
DE69604818D1 (de) | 1999-11-25 |
FR2741280A1 (fr) | 1997-05-23 |
ATE185702T1 (de) | 1999-11-15 |
BR9611625A (pt) | 1999-12-28 |
FR2741280B1 (fr) | 1997-12-19 |
DK0863793T3 (da) | 2000-04-25 |
EP0863793A1 (de) | 1998-09-16 |
CA2484573C (en) | 2008-05-13 |
KR19990071569A (ko) | 1999-09-27 |
US6045698A (en) | 2000-04-04 |
EP0863793B1 (de) | 1999-10-20 |
PL326935A1 (en) | 1998-11-09 |
WO1997018887A1 (fr) | 1997-05-29 |
HUP0000070A3 (en) | 2002-01-28 |
AU710229B2 (en) | 1999-09-16 |
JP4040090B2 (ja) | 2008-01-30 |
MX9804058A (es) | 1998-12-31 |
PL182907B1 (pl) | 2002-04-30 |
KR100453845B1 (ko) | 2005-01-15 |
AU7630096A (en) | 1997-06-11 |
JP2000500392A (ja) | 2000-01-18 |
HUP0000070A2 (hu) | 2000-06-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69604818D1 (de) | Reinigungsverfahren für eine unterwassermembranfitteranlage | |
EP1704911B1 (de) | Methode zur Reinigung einer Membran in einem Membranbioreaktorsystem | |
DE69924642D1 (de) | Wasserfiltration mittels unterwassermembranen | |
FR2666245B1 (fr) | Procede de commande des modes de fonctionnement d'un appareil automatique de filtration d'eau sur membranes tubulaires. | |
ATE254581T1 (de) | Verfahren zur kesselsteinverhinderung in elektroentionisierungsanlagen | |
TW371272B (en) | Methods of removing fouling materials or accumulated solids, membrane modules, a filtration system including a membrane module, a membrane assembly, and a method of forming openings in a membrane pot | |
PL348909A1 (en) | Immersed membrane filtration system and overflow process | |
EP2028159A3 (de) | Wasserreinigungsvorrichtung | |
FR2867394B1 (fr) | Procede de nettoyage de membranes de filtration, et installation pour la mise en oeuvre de ce procede | |
DE69908916D1 (de) | Verfahren und vorrichtung zur behandlung von abwasser in einem bioreaktor, einer ultrafiltrationseinheit und einer membranfiltrationeinheit | |
WO2001010540A3 (en) | A method of cross-flow filtration and a cross-flow filtration installation | |
DE69101327T2 (de) | Verbesserungen an Membranfiltern für Ultra- oder Mikrofiltration von Flüssigkeiten, insbesondere von Wasser. | |
NO20005195L (no) | Filter for fjerning av faststoffer fra væsker | |
DE3676263D1 (de) | Fluessigmembransystem zur beseitigung des nitrats aus wasser. | |
FR2785830B1 (fr) | Procede et dispositif de filtration continue en milieu liquide et utilisations | |
FR2781782B1 (fr) | Procede et dispositif de filtration d'eau par membrane immergee | |
JP3579187B2 (ja) | 濾過装置 | |
SE9701815L (sv) | Förfarande jämte anordning för att rena vatten från olja | |
JPH1157431A (ja) | 膜分離装置の洗浄方法 | |
JPS60166013A (ja) | 濾過装置 | |
JP2605921Y2 (ja) | 濾過装置 | |
JPH04330985A (ja) | 洗浄排水処理装置 | |
MY193875A (en) | A filtration module for filtering wastewater | |
ATE321168T1 (de) | Verfahren und vorrichtung für ein saugelement | |
ATE281412T1 (de) | Verfahren und vorrichtung zum melken von tieren |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: OTV SA, SAINT MAURICE, FR Owner name: ZENON ENVIRONMENTAL INC., BURLINGTON, ONTARIO, CA |
|
R082 | Change of representative |
Ref document number: 863793 Country of ref document: EP Representative=s name: EISENFUEHR, SPEISER & PARTNER, 28217 BREMEN, DE |