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ES2078921T3 - Prevencion del ensuciamiento biologico de membranas de osmosis inversa. - Google Patents

Prevencion del ensuciamiento biologico de membranas de osmosis inversa.

Info

Publication number
ES2078921T3
ES2078921T3 ES90108872T ES90108872T ES2078921T3 ES 2078921 T3 ES2078921 T3 ES 2078921T3 ES 90108872 T ES90108872 T ES 90108872T ES 90108872 T ES90108872 T ES 90108872T ES 2078921 T3 ES2078921 T3 ES 2078921T3
Authority
ES
Spain
Prior art keywords
foiling
biological
prevention
reverse osmosis
osmosis membranes
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
Application number
ES90108872T
Other languages
English (en)
Inventor
Lynn E Applegate
Carl William Erkenbrecher Jr
Harvey Winters
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of ES2078921T3 publication Critical patent/ES2078921T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
    • A61L2/18—Liquid substances or solutions comprising solids or dissolved gases
    • 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
    • B01D61/04—Feed pretreatment
    • 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
    • B01D65/022—Membrane sterilisation
    • 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
    • B01D65/08—Prevention of membrane fouling or of concentration polarisation
    • 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
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
    • 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
    • B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/16—Use of chemical agents
    • B01D2321/168—Use of other chemical agents
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/18—Removal of treatment agents after treatment
    • C02F2303/185—The treatment agent being halogen or a halogenated compound
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/30—Wastewater or sewage treatment systems using renewable energies
    • Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Nanotechnology (AREA)
  • Epidemiology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

UN PROCEDIMIENTO PERFECCIONADO PARA ELIMINAR E INHIBIR EL DESARROLLO Y REPRODUCCION (DESPUES DEL DESARROLLO) DE MICROORGANISMOS, COMPRENDIENDO LA ADICION DE CLORAMINA SUFICIENTE PARA MATAR LOS MICROORGANISMOS SIN OXIDACION DE ELEMENTOS ORGANICOS DE PESO MOLECULAR ELEVADO, QUE NO SE ASIMILAN FACILMENTE POR ORGANISMOS QUE SOBREVIVEN, DENTRO DE ELEMENTOS ORGANICOS DE PESO MOLECULAR BAJO, QUE SE ASIMILAN FACILMENTE.
ES90108872T 1989-05-12 1990-05-11 Prevencion del ensuciamiento biologico de membranas de osmosis inversa. Expired - Lifetime ES2078921T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/351,238 US4988444A (en) 1989-05-12 1989-05-12 Prevention of biofouling of reverse osmosis membranes

Publications (1)

Publication Number Publication Date
ES2078921T3 true ES2078921T3 (es) 1996-01-01

Family

ID=23380155

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90108872T Expired - Lifetime ES2078921T3 (es) 1989-05-12 1990-05-11 Prevencion del ensuciamiento biologico de membranas de osmosis inversa.

Country Status (12)

Country Link
US (1) US4988444A (es)
EP (1) EP0397184B1 (es)
JP (1) JPH07102309B2 (es)
AU (1) AU617641B2 (es)
CA (1) CA2016582A1 (es)
DE (1) DE69022473T2 (es)
ES (1) ES2078921T3 (es)
GR (1) GR3017473T3 (es)
HK (1) HK30896A (es)
MX (1) MX166858B (es)
PT (1) PT94023A (es)
SA (1) SA91110234B1 (es)

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DE19937300A1 (de) * 1999-08-06 2001-02-22 Henkel Ecolab Gmbh & Co Ohg Biofilmvermeidung
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JP2003088730A (ja) * 2001-09-20 2003-03-25 Nitto Denko Corp 逆浸透膜エレメントの処理方法、および逆浸透膜モジュール
ATE333318T1 (de) * 2001-11-16 2006-08-15 Us Filter Wastewater Group Inc Methode zur reinigung von membranen
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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
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SG150505A1 (en) 2004-12-24 2009-03-30 Siemens Water Tech Corp Cleaning in membrane filtration systems
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CN101287538B (zh) 2005-08-22 2013-03-06 西门子工业公司 使用歧管以减少回洗的水过滤装置
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US7950452B2 (en) * 2005-11-02 2011-05-31 S & N Pump Company Anti-fouling system for offshore drilling structures
US8293098B2 (en) 2006-10-24 2012-10-23 Siemens Industry, Inc. Infiltration/inflow control for membrane bioreactor
US8900641B2 (en) 2006-12-28 2014-12-02 Nalco Company Antimicrobial composition
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US8318028B2 (en) 2007-04-02 2012-11-27 Siemens Industry, Inc. Infiltration/inflow control for membrane bioreactor
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KR102177864B1 (ko) 2011-09-30 2020-11-13 에보쿠아 워터 테크놀로지스 엘엘씨 아이솔레이션 밸브
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Also Published As

Publication number Publication date
MX166858B (es) 1993-02-09
US4988444A (en) 1991-01-29
HK30896A (en) 1996-03-01
AU5492790A (en) 1990-11-15
JPH03115A (ja) 1991-01-07
CA2016582A1 (en) 1990-11-12
GR3017473T3 (en) 1995-12-31
SA91110234B1 (ar) 2004-09-01
AU617641B2 (en) 1991-11-28
PT94023A (pt) 1991-01-08
DE69022473T2 (de) 1996-03-14
DE69022473D1 (de) 1995-10-26
EP0397184A1 (en) 1990-11-14
EP0397184B1 (en) 1995-09-20
JPH07102309B2 (ja) 1995-11-08

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