HK1032761A1 - Method for inhibiting growth of bacteria or sterilizing around separating membrane. - Google Patents

Method for inhibiting growth of bacteria or sterilizing around separating membrane.

Info

Publication number
HK1032761A1
HK1032761A1 HK01103509A HK01103509A HK1032761A1 HK 1032761 A1 HK1032761 A1 HK 1032761A1 HK 01103509 A HK01103509 A HK 01103509A HK 01103509 A HK01103509 A HK 01103509A HK 1032761 A1 HK1032761 A1 HK 1032761A1
Authority
HK
Hong Kong
Prior art keywords
bacteria
inhibiting growth
separating membrane
around separating
sterilizing
Prior art date
Application number
HK01103509A
Other languages
English (en)
Inventor
Takuhei Kimura
Yuichiro Nakaoki
Yohito Ito
Yoshinari Fusaoka
Toshiro Miyoshi
Original Assignee
Toray Industries
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
Priority claimed from JP11104985A external-priority patent/JP3087750B2/ja
Application filed by Toray Industries filed Critical Toray Industries
Publication of HK1032761A1 publication Critical patent/HK1032761A1/xx

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
    • B01D65/022—Membrane sterilisation
    • 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
    • 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
    • B01D2321/162—Use of acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Health & Medical Sciences (AREA)
  • Nanotechnology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
HK01103509A 1998-07-21 2001-05-22 Method for inhibiting growth of bacteria or sterilizing around separating membrane. HK1032761A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP20487398 1998-07-21
JP11104985A JP3087750B2 (ja) 1998-07-21 1999-04-13 膜の殺菌方法
PCT/JP1999/003860 WO2000004986A1 (fr) 1998-07-21 1999-07-16 Technique visant a inhiber le developpement bacterien au voisinage d'une membrane de separation, technique de sterilisation de celle-ci

Publications (1)

Publication Number Publication Date
HK1032761A1 true HK1032761A1 (en) 2001-08-03

Family

ID=26445342

Family Applications (2)

Application Number Title Priority Date Filing Date
HK01103509A HK1032761A1 (en) 1998-07-21 2001-05-22 Method for inhibiting growth of bacteria or sterilizing around separating membrane.
HK04108058A HK1065302A1 (en) 1998-07-21 2004-10-18 Disinfection method for separation membranes, pre-treatment apparatus therefor and method for purifying water

Family Applications After (1)

Application Number Title Priority Date Filing Date
HK04108058A HK1065302A1 (en) 1998-07-21 2004-10-18 Disinfection method for separation membranes, pre-treatment apparatus therefor and method for purifying water

Country Status (8)

Country Link
US (2) US6468430B1 (xx)
EP (2) EP1900417B1 (xx)
CN (2) CN1140324C (xx)
AU (1) AU4653899A (xx)
ES (2) ES2300149T3 (xx)
HK (2) HK1032761A1 (xx)
SA (1) SA99200699B1 (xx)
WO (1) WO2000004986A1 (xx)

Families Citing this family (75)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4804599B2 (ja) 1996-12-20 2011-11-02 シーメンス・ウォーター・テクノロジーズ・コーポレイション 洗浄方法
NO314575B1 (no) * 2000-08-04 2003-04-14 Statkraft Sf Semipermeabel membran og fremgangsmate for tilveiebringelse av elektrisk kraft samt en anordning
AUPR421501A0 (en) 2001-04-04 2001-05-03 U.S. Filter Wastewater Group, Inc. Potting method
TWI244466B (en) * 2001-04-05 2005-12-01 Toray Industries A water treatment germicide and the process for treating thereof
KR100505324B1 (ko) * 2001-04-05 2005-08-03 도레이 가부시끼가이샤 수처리방법 및 수처리장치
CN1240277C (zh) 2001-04-05 2006-02-08 东丽株式会社 水处理用杀菌剂、水处理方法和水处理装置
AUPR692401A0 (en) 2001-08-09 2001-08-30 U.S. Filter Wastewater Group, Inc. Method of cleaning membrane modules
EP1312408B1 (en) * 2001-11-16 2006-07-19 US Filter Wastewater Group, Inc. Method of cleaning membranes
SG144735A1 (en) * 2002-04-02 2008-08-28 Toray Industries Water-treating microbicide, water treatment method and water treatment apparatus
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
ATE542593T1 (de) 2002-10-10 2012-02-15 Siemens Industry Inc Membranfilter und rückspülverfahren dafür
US7501061B2 (en) * 2002-10-23 2009-03-10 Siemens Water Technologies Holding Corp. Production of water for injection using reverse osmosis
AU2002953111A0 (en) 2002-12-05 2002-12-19 U. S. Filter Wastewater Group, Inc. Mixing chamber
NZ545206A (en) 2003-08-29 2009-03-31 Siemens Water Tech Corp Backwash
US8808540B2 (en) 2003-11-14 2014-08-19 Evoqua Water Technologies Llc Module cleaning method
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
WO2005107929A2 (en) 2004-04-22 2005-11-17 Siemens Water Technologies Corp. Filtration apparatus comprising a membrane bioreactor and a treatment vessel for digesting organic materials
JP4958779B2 (ja) 2004-08-20 2012-06-20 シーメンス・ウォーター・テクノロジーズ・コーポレイション 正方形のｍｂｒマニホールド・システム
CN101043933B (zh) 2004-09-07 2012-09-05 西门子工业公司 反洗废液的减少
CA2579857A1 (en) 2004-09-14 2006-03-23 Siemens Water Technologies Corp. Membrane filtration module and cleaning process
CA2579894A1 (en) 2004-09-15 2006-03-23 Siemens Water Technologies Corp. Continuously variable aeration
WO2006066350A1 (en) 2004-12-24 2006-06-29 Siemens Water Technologies Corp. Simple gas scouring method and apparatus
CA2591408C (en) 2004-12-24 2015-07-21 Siemens Water Technologies Corp. Cleaning in membrane filtration systems
JP2008539054A (ja) 2005-04-29 2008-11-13 シーメンス・ウォーター・テクノロジーズ・コーポレイション 膜フィルターのための化学洗浄
US8045849B2 (en) 2005-06-01 2011-10-25 Siemens Industry, Inc. Water treatment system and process
SG164499A1 (en) 2005-08-22 2010-09-29 Siemens Water Tech Corp An assembly for water filtration using a tube manifold to minimise backwash
US20070138090A1 (en) 2005-10-05 2007-06-21 Jordan Edward J Method and apparatus for treating wastewater
CA2631566C (en) * 2005-12-30 2018-01-09 Parasite Technologies A/S Composition comprising parasite eggs and methods for isolation and storage of parasite eggs
US20080105617A1 (en) * 2006-06-14 2008-05-08 Eli Oklejas Two pass reverse osmosis system
US8128821B2 (en) 2006-06-14 2012-03-06 Fluid Equipment Development Company, Llc Reverse osmosis system with control based on flow rates in the permeate and brine streams
US8016545B2 (en) * 2006-06-14 2011-09-13 Fluid Equipment Development Company, Llc Thrust balancing in a centrifugal pump
US20080067069A1 (en) 2006-06-22 2008-03-20 Siemens Water Technologies Corp. Low scale potential water treatment
ES2291133B1 (es) * 2006-08-10 2008-12-16 Acciona Agua, S.A.U. Procedimiento de eliminacion del boro del agua de mar por membranas de osmosis inversa.
US7744760B2 (en) 2006-09-20 2010-06-29 Siemens Water Technologies Corp. Method and apparatus for desalination
US8293098B2 (en) 2006-10-24 2012-10-23 Siemens Industry, Inc. Infiltration/inflow control for membrane bioreactor
US8529761B2 (en) * 2007-02-13 2013-09-10 Fluid Equipment Development Company, Llc Central pumping and energy recovery in a reverse osmosis system
US8318028B2 (en) 2007-04-02 2012-11-27 Siemens Industry, Inc. Infiltration/inflow control for membrane bioreactor
US9764288B2 (en) 2007-04-04 2017-09-19 Evoqua Water Technologies Llc Membrane module protection
KR20170092708A (ko) 2007-05-29 2017-08-11 에보쿠아 워터 테크놀로지스 엘엘씨 수처리 시스템
WO2009008386A1 (ja) * 2007-07-06 2009-01-15 Mitsubishi Rayon Engineering Co., Ltd. 浄水装置の運転方法
US20090050563A1 (en) * 2007-08-20 2009-02-26 Earth Renaissance Technologies, Llc. Treatment method for reverse osmosis filtration systems
US8236178B2 (en) * 2007-08-20 2012-08-07 Earth Renaissance Technologies, Llc Reverse osmosis water recover method
US8101083B2 (en) * 2007-08-20 2012-01-24 Earth Renaissance Technologies, Llc Pre-treatment reverse osmosis water recovery method for brine retentate metals removal
US8585882B2 (en) 2007-11-30 2013-11-19 Siemens Water Technologies Llc Systems and methods for water treatment
US8147692B2 (en) * 2008-01-04 2012-04-03 Fluid Equipment Development Company, Llc Batch-operated reverse osmosis system with multiple membranes in a pressure vessel
US7892429B2 (en) 2008-01-28 2011-02-22 Fluid Equipment Development Company, Llc Batch-operated reverse osmosis system with manual energization
US20090188867A1 (en) * 2008-01-30 2009-07-30 Dinh-Cuong Vuong Methods and systems for processing waste water
US20100124574A1 (en) * 2008-06-19 2010-05-20 Parasite Technologies A/S Composition Comprising Parasite Eggs And Methods For Isolation And Storage Of Parasite Eggs
CN102112213B (zh) 2008-07-24 2016-08-03 伊沃夸水处理技术有限责任公司 用于膜过滤模块的框架系统
AU2009282912B2 (en) 2008-08-20 2014-11-27 Evoqua Water Technologies Llc Improved membrane system backwash energy efficiency
US8710406B2 (en) * 2008-09-19 2014-04-29 Conair Corporation Safety device and method for electric heating appliances
WO2010096047A2 (en) * 2008-11-20 2010-08-26 Alion Science And Technology Filter cleaning method
US8529191B2 (en) * 2009-02-06 2013-09-10 Fluid Equipment Development Company, Llc Method and apparatus for lubricating a thrust bearing for a rotating machine using pumpage
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
US9914097B2 (en) 2010-04-30 2018-03-13 Evoqua Water Technologies Llc Fluid flow distribution device
CN103118766B (zh) 2010-09-24 2016-04-13 伊沃夸水处理技术有限责任公司 膜过滤系统的流体控制歧管
CA2850522C (en) 2011-09-30 2021-03-16 Evoqua Water Technologies Llc Shut-off valve for isolation of hollow fiber membrane filtration module
SG11201401089PA (en) 2011-09-30 2014-04-28 Evoqua Water Technologies Llc Improved manifold arrangement
US9758393B2 (en) * 2011-10-19 2017-09-12 Hitachi, Ltd. Fresh water generation system
PL2609990T3 (pl) * 2011-12-30 2022-11-14 Kemira Oyj Sposób zapobiegania wzrostowi drobnoustrojów na membranie filtracyjnej
SG11201406705PA (en) 2012-04-20 2014-11-27 Fluid Equipment Dev Co Llc Reverse osmosis system with energy recovery devices
KR102108593B1 (ko) 2012-06-28 2020-05-29 에보쿠아 워터 테크놀로지스 엘엘씨 포팅 방법
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
EP2900356A1 (en) 2012-09-27 2015-08-05 Evoqua Water Technologies LLC Gas scouring apparatus for immersed membranes
CN103449596A (zh) * 2013-08-09 2013-12-18 宝钢集团新疆八一钢铁有限公司 一种改进的反渗透加酸调节控制方法
US10427102B2 (en) 2013-10-02 2019-10-01 Evoqua Water Technologies Llc Method and device for repairing a membrane filtration module
KR20160143768A (ko) * 2014-05-08 2016-12-14 오르가노 코포레이션 여과 처리 시스템 및 여과 처리 방법
CN104355429B (zh) * 2014-11-10 2017-06-27 珠海格力电器股份有限公司 一种具有抗菌功能的净水系统
EP3322511B1 (en) 2015-07-14 2022-09-07 Rohm & Haas Electronic Materials Singapore Pte. Ltd Aeration device for filtration system
US9975089B2 (en) 2016-10-17 2018-05-22 Fluid Equipment Development Company, Llc Method and system for performing a batch reverse osmosis process using a tank with a movable partition
US11085457B2 (en) 2017-05-23 2021-08-10 Fluid Equipment Development Company, Llc Thrust bearing system and method for operating the same
US10801512B2 (en) 2017-05-23 2020-10-13 Vector Technologies Llc Thrust bearing system and method for operating the same
CN107445400A (zh) * 2017-08-25 2017-12-08 安徽亿洁环保科技有限公司 一种污水处理系统
EP3787985A4 (en) * 2018-06-06 2022-03-30 Emmett Manuel Cunningham METHOD AND SYSTEM FOR PREPARING EXTENDED SHELF LIFE HYPOCHLOROUS ACID SOLUTIONS

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1483207A (fr) * 1965-06-15 1967-06-02 Gen Dynamics Corp Procédé de séparation par membrane semi-perméable
US3827976A (en) * 1972-07-11 1974-08-06 Westinghouse Electric Corp Process for cleaning reverse osmosis membranes
US3850797A (en) * 1973-06-12 1974-11-26 Culligan Int Co Method of sterilizing reverse osmosis water treatment units
JPS5925601B2 (ja) * 1975-01-16 1984-06-19 荏原インフイルコ株式会社 脱塩方法
JPS5249645A (en) * 1975-10-17 1977-04-20 Sumitomo Metal Ind Ltd Desalting apparatus
US4169789A (en) * 1978-06-01 1979-10-02 Permo Sa Process and apparatus for purifying sea water by reverse osmosis
JPS55129107A (en) * 1979-03-28 1980-10-06 Nitto Electric Ind Co Ltd Washing method of selective permeable membrane
JPS55162309A (en) * 1979-06-05 1980-12-17 Kobe Steel Ltd Pretreatment method for seawater or brine in reverse osmosis method
EP0082705A1 (en) 1981-12-21 1983-06-29 E.I. Du Pont De Nemours And Company Sea water desalination process
JPS5980304A (ja) * 1982-10-27 1984-05-09 Toray Eng Co Ltd 半透性複合膜による有機、無機性物質含有液の逆浸透処理方法
US4574049B1 (en) * 1984-06-04 1999-02-02 Ionpure Filter Us Inc Reverse osmosis system
JPH0649141B2 (ja) 1986-01-31 1994-06-29 オルガノ株式会社 限外濾過膜の回生処理方法
JPS62237907A (ja) * 1986-04-09 1987-10-17 Kurita Water Ind Ltd 純水又は超純水の製造方法
JPH0811173B2 (ja) * 1987-11-20 1996-02-07 東レ株式会社 精製水の製造方法
JPH01307407A (ja) 1988-06-02 1989-12-12 Nitto Denko Corp 膜モジュールの殺菌洗浄方法
JPH0698276B2 (ja) * 1989-04-05 1994-12-07 栗田工業株式会社 膜分離方法
US4988444A (en) * 1989-05-12 1991-01-29 E. I. Du Pont De Nemours And Company Prevention of biofouling of reverse osmosis membranes
FR2678260B1 (fr) * 1991-06-26 1994-02-18 Otv Sa Chaine de traitement des eaux de surface a barriere de securite, barriere de securite, et applications correspondantes.
JP3187629B2 (ja) * 1993-12-16 2001-07-11 オルガノ株式会社 逆浸透膜処理方法
US5501798A (en) * 1994-04-06 1996-03-26 Zenon Environmental, Inc. Microfiltration enhanced reverse osmosis for water treatment
JP3399636B2 (ja) * 1994-05-16 2003-04-21 日東電工株式会社 逆浸透膜モジュ−ルによる海水淡水化での海水の前処理方法
JP3148849B2 (ja) * 1994-09-09 2001-03-26 日立造船株式会社 逆浸透による海水淡水化方法
JPH08108048A (ja) * 1994-10-12 1996-04-30 Toray Ind Inc 逆浸透分離装置及び逆浸透分離方法
JPH0929075A (ja) * 1995-05-16 1997-02-04 Toyobo Co Ltd 膜分離プロセスにおける消毒副生成物の低減化方法
US5888401A (en) * 1996-09-16 1999-03-30 Union Camp Corporation Method and apparatus for reducing membrane fouling
DE19647293C1 (de) 1996-11-15 1998-06-10 Bayer Ag Verhinderung und Verzögerung der Belagsbildung in Membranprozessen
JPH119973A (ja) 1997-06-26 1999-01-19 Ebara Corp 除濁用膜モジュールのろ過逆洗方法

Also Published As

Publication number Publication date
EP1900417B1 (en) 2013-09-04
US6468430B1 (en) 2002-10-22
ES2429098T3 (es) 2013-11-13
AU4653899A (en) 2000-02-14
CN1261194C (zh) 2006-06-28
HK1065302A1 (en) 2005-02-18
ES2300149T3 (es) 2008-06-01
CN1504431A (zh) 2004-06-16
SA99200699B1 (ar) 2006-03-06
EP1031372A4 (en) 2004-12-15
US6743363B2 (en) 2004-06-01
EP1900417A1 (en) 2008-03-19
CN1274299A (zh) 2000-11-22
CN1140324C (zh) 2004-03-03
WO2000004986A1 (fr) 2000-02-03
EP1031372B1 (en) 2008-01-02
EP1031372A1 (en) 2000-08-30
US20030080058A1 (en) 2003-05-01

Similar Documents

Publication Publication Date Title
HK1032761A1 (en) Method for inhibiting growth of bacteria or sterilizing around separating membrane.
HK1027986A1 (en) Method of sterilization
AU7472198A (en) Method for limiting the growth of microorganisms using metal-containing compounds
ZA200001357B (en) Method and apparatus for inactivation of biological contaminants using photosensitizers.
ZA963694B (en) Methods for inhibiting bone loss.
AU3865295A (en) Enzymatic method for detecting coliform bacteria or e. coli
ZA200007545B (en) Method and composition for inhibiting growth of micro-organisms including peracetic acid and a non-oxidizing biocide.
EG22688A (en) Method for improving plant growth
AU7725500A (en) Method for inhibition of pathogenic microorganisms
ZA200007642B (en) Treatment of airborne microorganisms.
ZA200109191B (en) Method and plant for treating milk.
AU2777999A (en) Method for treating plants
IL146769A0 (en) Method of sterilizing
PL313858A1 (en) Method of making inactive or killing microorganisms
FR2782093B1 (fr) Procede de preparation de cultures de bacteries lactiques
GB2305936B (en) Sterile, disposable culture vessels for the rapid growth of bacteria
AU2001278716A1 (en) Method of inhibiting antibody-containing solution from coagulating or becoming turbid
EP1334981A3 (en) Method for purifying keratinocyte growth factors
HUP0202345A2 (en) Method of purifying water, suitable bacteria for the method and use thereof
HUP0203779A3 (en) Method and apparatus for sterilising and/or pasteurising growth media
AU1612300A (en) Method for removing sterilant from objects subjected to gaseous sterilization
AU2668799A (en) Membrane pore inhibiting agents for treating infection
ZA952363B (en) Method of killing microorganisms
ZA958609B (en) Method for purifying keratinocyte growth factors
AU2002212886A1 (en) Method for growth of bacteria, minimising the release of endotoxins from the bacteria into the surrounding medium

Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20100716