ZA200809562B - Method of improving performance of ultrafiltration or microfiltration membrane process in backwash water treatment - Google Patents
Method of improving performance of ultrafiltration or microfiltration membrane process in backwash water treatmentInfo
- Publication number
- ZA200809562B ZA200809562B ZA200809562A ZA200809562A ZA200809562B ZA 200809562 B ZA200809562 B ZA 200809562B ZA 200809562 A ZA200809562 A ZA 200809562A ZA 200809562 A ZA200809562 A ZA 200809562A ZA 200809562 B ZA200809562 B ZA 200809562B
- Authority
- ZA
- South Africa
- Prior art keywords
- ultrafiltration
- water treatment
- backwash water
- improving performance
- microfiltration membrane
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/145—Ultrafiltration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/147—Microfiltration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/16—Feed pretreatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/58—Multistep processes
-
- 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
-
- 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
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- 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
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2311/00—Details relating to membrane separation process operations and control
- B01D2311/04—Specific process operations in the feed stream; Feed pretreatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2311/00—Details relating to membrane separation process operations and control
- B01D2311/16—Flow or flux control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2315/00—Details relating to the membrane module operation
- B01D2315/06—Submerged-type; Immersion type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2317/00—Membrane module arrangements within a plant or an apparatus
- B01D2317/02—Elements in series
- B01D2317/025—Permeate series
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2317/00—Membrane module arrangements within a plant or an apparatus
- B01D2317/08—Use of membrane modules of different kinds
-
- 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
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/025—Reverse osmosis; Hyperfiltration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/027—Nanofiltration
-
- 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
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
Landscapes
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/421,172 US20070278151A1 (en) | 2006-05-31 | 2006-05-31 | Method of improving performance of ultrafiltration or microfiltration membrane processes in backwash water treatment |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA200809562B true ZA200809562B (en) | 2009-11-25 |
Family
ID=38788863
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA200809562A ZA200809562B (en) | 2006-05-31 | 2008-11-10 | Method of improving performance of ultrafiltration or microfiltration membrane process in backwash water treatment |
Country Status (12)
Country | Link |
---|---|
US (1) | US20070278151A1 (xx) |
EP (1) | EP2021106B1 (xx) |
CN (1) | CN101454066B (xx) |
AU (1) | AU2007256957B2 (xx) |
BR (1) | BRPI0711233B1 (xx) |
CA (1) | CA2660597C (xx) |
MX (1) | MX318441B (xx) |
RU (1) | RU2429901C2 (xx) |
TW (1) | TWI446956B (xx) |
UA (1) | UA98109C2 (xx) |
WO (1) | WO2007143448A1 (xx) |
ZA (1) | ZA200809562B (xx) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8513147B2 (en) | 2003-06-19 | 2013-08-20 | Eastman Chemical Company | Nonwovens produced from multicomponent fibers |
US7892993B2 (en) | 2003-06-19 | 2011-02-22 | Eastman Chemical Company | Water-dispersible and multicomponent fibers from sulfopolyesters |
US20040260034A1 (en) | 2003-06-19 | 2004-12-23 | Haile William Alston | Water-dispersible fibers and fibrous articles |
US7662289B2 (en) * | 2007-01-16 | 2010-02-16 | Nalco Company | Method of cleaning fouled or scaled membranes |
US7674382B2 (en) * | 2007-05-03 | 2010-03-09 | Nalco Company | Method of cleaning fouled and/or scaled membranes |
US8512519B2 (en) | 2009-04-24 | 2013-08-20 | Eastman Chemical Company | Sulfopolyesters for paper strength and process |
WO2011137557A1 (en) * | 2010-05-05 | 2011-11-10 | General Electric Company | Mixed liquor filterability treatment in a membrane bioreactor |
US9273417B2 (en) | 2010-10-21 | 2016-03-01 | Eastman Chemical Company | Wet-Laid process to produce a bound nonwoven article |
US8840757B2 (en) | 2012-01-31 | 2014-09-23 | Eastman Chemical Company | Processes to produce short cut microfibers |
US9303357B2 (en) | 2013-04-19 | 2016-04-05 | Eastman Chemical Company | Paper and nonwoven articles comprising synthetic microfiber binders |
CN103588324B (zh) * | 2013-11-16 | 2015-02-04 | 康乃尔化学工业股份有限公司 | 全流过滤超滤反洗水回收工艺 |
US20170274325A1 (en) * | 2013-12-02 | 2017-09-28 | Toray Industries, Inc. | Water treatment method |
US9598802B2 (en) | 2013-12-17 | 2017-03-21 | Eastman Chemical Company | Ultrafiltration process for producing a sulfopolyester concentrate |
US9605126B2 (en) | 2013-12-17 | 2017-03-28 | Eastman Chemical Company | Ultrafiltration process for the recovery of concentrated sulfopolyester dispersion |
US9850154B2 (en) * | 2013-12-30 | 2017-12-26 | Ecolab Usa Inc. | Method of reducing industrial water use |
WO2015138092A1 (en) | 2014-03-12 | 2015-09-17 | Ecolab Usa Inc. | Waste water decontamination |
ITUA20164377A1 (it) * | 2016-06-15 | 2017-12-15 | I F T International Filtration Tech S R L Via Felice Pusterla 29 22070 Grandate Como | Dispositivo e processo di purificazione dell’acqua mediante nano e ultrafiltrazione |
CN107158949A (zh) * | 2017-07-10 | 2017-09-15 | 北京赛诺膜技术有限公司 | 一种高回收率的超滤净水处理工艺 |
CN108928948B (zh) * | 2018-08-28 | 2021-02-19 | 山东禹王生态食业有限公司 | 一种过滤器清洗系统 |
CN111533322B (zh) * | 2020-05-25 | 2021-08-13 | 南京农业大学 | 一种超滤处理微生物污染废水的膜污染控制方法 |
CN112142243A (zh) * | 2020-09-30 | 2020-12-29 | 上海城市水资源开发利用国家工程中心有限公司 | 一种水处理装置及处理方法 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3657402A (en) * | 1970-04-15 | 1972-04-18 | Westinghouse Electric Corp | Casting tubular reverse osmosis membranes in place |
US4028241A (en) * | 1975-08-25 | 1977-06-07 | Hungerford & Terry, Inc. | Apparatus for and method of recovering water used to backwash and rinse a filter |
EP0592698B1 (de) * | 1991-04-15 | 1995-12-20 | Klaus Jörgens | Ultrafiltrationsseparator |
US5346627A (en) * | 1992-03-03 | 1994-09-13 | Nalco Chemical Company | Method for removing metals from a fluid stream |
FR2697446B1 (fr) * | 1992-11-03 | 1994-12-02 | Aquasource | Procédé de traitement d'un fluide contenant des matières en suspension et en solution, par utilisation de membranes de séparation. |
US5766478A (en) * | 1995-05-30 | 1998-06-16 | The Regents Of The University Of California, Office Of Technology Transfer | Water-soluble polymers for recovery of metal ions from aqueous streams |
DE19810388B4 (de) | 1998-03-11 | 2007-10-11 | Krüger WABAG GmbH | Verfahren zur Aufbereitung von verbrauchtem Rückspülwasser |
US6313246B1 (en) * | 1999-07-07 | 2001-11-06 | Nalco Chemical Company | High molecular weight zwitterionic polymers |
US6416668B1 (en) * | 1999-09-01 | 2002-07-09 | Riad A. Al-Samadi | Water treatment process for membranes |
US6613232B2 (en) * | 2000-03-21 | 2003-09-02 | Warren Howard Chesner | Mobile floating water treatment vessel |
US20040168980A1 (en) * | 2002-01-04 | 2004-09-02 | Musale Deepak A. | Combination polymer treatment for flux enhancement in MBR |
US6723245B1 (en) * | 2002-01-04 | 2004-04-20 | Nalco Company | Method of using water soluble cationic polymers in membrane biological reactors |
US20040065613A1 (en) * | 2002-10-02 | 2004-04-08 | Jason Cadera | Use of polymer as flocculation aid in membrane filtration |
US7879229B2 (en) * | 2003-10-29 | 2011-02-01 | Zenon Technology Partnership | Water treatment plant with immersed membranes |
WO2005070833A1 (ja) * | 2004-01-22 | 2005-08-04 | Idemitsu Kosan Co., Ltd. | 難分解性物質含有水の処理方法 |
US8758621B2 (en) * | 2004-03-26 | 2014-06-24 | Evoqua Water Technologies Llc | Process and apparatus for purifying impure water using microfiltration or ultrafiltration in combination with reverse osmosis |
JP2007021347A (ja) | 2005-07-14 | 2007-02-01 | Idemitsu Kosan Co Ltd | 難分解性物質含有水の処理方法 |
-
2006
- 2006-05-31 US US11/421,172 patent/US20070278151A1/en not_active Abandoned
-
2007
- 2007-05-29 BR BRPI0711233A patent/BRPI0711233B1/pt active IP Right Grant
- 2007-05-29 AU AU2007256957A patent/AU2007256957B2/en active Active
- 2007-05-29 RU RU2008147544/05A patent/RU2429901C2/ru not_active IP Right Cessation
- 2007-05-29 EP EP07784179.9A patent/EP2021106B1/en active Active
- 2007-05-29 WO PCT/US2007/069865 patent/WO2007143448A1/en active Application Filing
- 2007-05-29 UA UAA200812974A patent/UA98109C2/ru unknown
- 2007-05-29 CN CN2007800194787A patent/CN101454066B/zh active Active
- 2007-05-29 MX MX2008015302A patent/MX318441B/es active IP Right Grant
- 2007-05-29 CA CA2660597A patent/CA2660597C/en active Active
- 2007-05-31 TW TW096119454A patent/TWI446956B/zh active
-
2008
- 2008-11-10 ZA ZA200809562A patent/ZA200809562B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
UA98109C2 (ru) | 2012-04-25 |
CA2660597C (en) | 2015-07-14 |
MX318441B (es) | 2014-03-07 |
CN101454066A (zh) | 2009-06-10 |
BRPI0711233B1 (pt) | 2018-12-26 |
EP2021106A4 (en) | 2011-06-08 |
EP2021106B1 (en) | 2020-01-22 |
CA2660597A1 (en) | 2007-12-13 |
RU2008147544A (ru) | 2010-07-10 |
AU2007256957B2 (en) | 2012-01-19 |
TWI446956B (zh) | 2014-08-01 |
MX2008015302A (es) | 2009-04-07 |
TW200817083A (en) | 2008-04-16 |
AU2007256957A1 (en) | 2007-12-13 |
CN101454066B (zh) | 2013-01-16 |
RU2429901C2 (ru) | 2011-09-27 |
EP2021106A1 (en) | 2009-02-11 |
BRPI0711233A2 (pt) | 2011-08-23 |
US20070278151A1 (en) | 2007-12-06 |
WO2007143448A1 (en) | 2007-12-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ZA200809562B (en) | Method of improving performance of ultrafiltration or microfiltration membrane process in backwash water treatment | |
ZA200809561B (en) | Method of improving performance of ultrafiltration or microfiltration membrane process in landfill leachate treatment | |
ZA201008913B (en) | Method and system for treating water and utilizing a membrane filtering system | |
EP2067520A4 (en) | METHOD FOR OPERATING A REVERSE OSMOSEMBRANE FILTRATION PLANT AND REVERSE OSMOSEMBRANE FILTRATION PLANT | |
EA200970300A1 (ru) | Способ и устройство для опреснения | |
PL1928791T3 (pl) | Sposób oczyszczania wody obejmujący etap szybkiej dekantacji z następującym po nim etapem filtrowania bezpośrednio na membranach do mikro lub ultra-filtracji oraz odpowiednie urządzenie | |
ZA200900829B (en) | Method of heavy metal removal from industrial wastewater using submerged ultrafiltration or microfiltration membranes | |
IL192843A0 (en) | Method and system for monitoring reverse osmosis membranes | |
EP1808220A4 (en) | METHOD FOR PRODUCING A REVERSE OSOMOSIS COMPOUND MEMBRANE | |
SG131871A1 (en) | Ultrafiltration membranes and methods of making and use of ultrafiltration membranes | |
EP1787711A4 (en) | POROUS WATER FILTRATION WOOD FIBER MEMBRANE OF VINYLIDENE FLUORIDE RESIN AND METHOD OF PRODUCTION THEREOF | |
IL210271A0 (en) | Electrochemical system and method for the treatment of water and wastewater | |
HUE039508T2 (hu) | Mikroporózus membránok és eljárás a membrán elõállítására | |
PL2496528T3 (pl) | Sposób zastosowania bioreaktora z upakowanym złożem do kontroli odkładania się zanieczyszczeń biologicznych na membranach do odwróconej osmozy i nanofiltracji | |
EP2151273A4 (en) | POLYSULFONE MEMBRANE FOR BLOOD TREATMENT AND METHOD OF MANUFACTURING THE SAME | |
IL210718A0 (en) | Reverse osmosis water treatment process that includes a decarbonation of a concentrate and a remineralization of a filtrate | |
EP2366449A4 (en) | MEMBRANE WITH STRUCTURED SURFACE, MANUFACTURING METHOD AND WATER TREATMENT PROCESS THEREFOR | |
EP1871508A4 (en) | AUTOMATIC MEMBRANE FILTER PURGE APPARATUS IN WATER PURIFIER | |
EP1776996A4 (en) | POROUS MEMBRANE FOR WATER TREATMENT AND MANUFACTURING METHOD THEREFOR | |
IL212316A0 (en) | Polysulfone membranes methods and apparatuses | |
EP2394679A4 (en) | HOLLOW FIBER MEMBRANE, PROCESS FOR PRODUCING THE SAME, AND BLOOD PURIFICATION MODULE | |
IL185848A0 (en) | Manufacture of membranes for desalination and filtration | |
WO2011105828A3 (ko) | 고다공성 중공사막 및 이의 제조방법 | |
JP2006272135A5 (xx) | ||
IL198437A (en) | Water treatment process with membrane unit |