IL157533A0 - Multistage reverse osmosis treatment method - Google Patents

Multistage reverse osmosis treatment method

Info

Publication number
IL157533A0
IL157533A0 IL15753302A IL15753302A IL157533A0 IL 157533 A0 IL157533 A0 IL 157533A0 IL 15753302 A IL15753302 A IL 15753302A IL 15753302 A IL15753302 A IL 15753302A IL 157533 A0 IL157533 A0 IL 157533A0
Authority
IL
Israel
Prior art keywords
treatment method
reverse osmosis
osmosis treatment
multistage reverse
multistage
Prior art date
Application number
IL15753302A
Other languages
English (en)
Original Assignee
Nitto Denko Corp
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 Nitto Denko Corp filed Critical Nitto Denko Corp
Publication of IL157533A0 publication Critical patent/IL157533A0/xx

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
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/025—Reverse osmosis; Hyperfiltration
    • B01D61/026—Reverse osmosis; Hyperfiltration comprising multiple reverse osmosis steps
    • 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
    • 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
    • C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
    • 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
    • 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
    • C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
    • C02F1/62—Heavy metal compounds
    • C02F1/64—Heavy metal compounds of iron or manganese
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • 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
    • 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
    • C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
    • 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
    • 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
    • C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • 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
    • C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
    • C02F1/683—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water by addition of complex-forming compounds
    • 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
    • C02F1/70—Treatment of water, waste water, or sewage by reduction
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/20—Heavy metals or heavy metal compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/20—Heavy metals or heavy metal compounds
    • C02F2101/203—Iron or iron compound
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/20—Heavy metals or heavy metal compounds
    • C02F2101/206—Manganese or manganese compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/06—Controlling or monitoring parameters in water treatment pH
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00—General aspects of water treatment
    • C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
    • 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
    • C02F2303/04—Disinfection
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances

Landscapes

  • Water Supply & Treatment (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nanotechnology (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Degasification And Air Bubble Elimination (AREA)
  • Physical Water Treatments (AREA)
  • Removal Of Specific Substances (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
IL15753302A 2001-09-06 2002-09-04 Multistage reverse osmosis treatment method IL157533A0 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001270419A JP2003071252A (ja) 2001-09-06 2001-09-06 多段式逆浸透処理方法
PCT/JP2002/008991 WO2003022751A1 (fr) 2001-09-06 2002-09-04 Procede de traitement par osmose inverse a plusieurs etages

Publications (1)

Publication Number Publication Date
IL157533A0 true IL157533A0 (en) 2004-03-28

Family

ID=19096077

Family Applications (2)

Application Number Title Priority Date Filing Date
IL15753302A IL157533A0 (en) 2001-09-06 2002-09-04 Multistage reverse osmosis treatment method
IL157533A IL157533A (en) 2001-09-06 2003-08-21 A multi-step reverse osmosis treatment method

Family Applications After (1)

Application Number Title Priority Date Filing Date
IL157533A IL157533A (en) 2001-09-06 2003-08-21 A multi-step reverse osmosis treatment method

Country Status (5)

Country Link
US (1) US20040050793A1 (xx)
EP (1) EP1424311B1 (xx)
JP (1) JP2003071252A (xx)
IL (2) IL157533A0 (xx)
WO (1) WO2003022751A1 (xx)

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JP2005147788A (ja) * 2003-11-13 2005-06-09 Inst Nuclear Energy Research Rocaec 逆浸透分離法を用いたほう酸純化及び再利用システム及び方法
JP4655643B2 (ja) * 2005-01-25 2011-03-23 栗田工業株式会社 生物処理水含有水の処理方法及び処理装置
GB2424876B (en) * 2005-04-06 2011-03-23 Rhodia Uk Ltd Improved analysis of polymeric scale inhibitors
US20070045189A1 (en) * 2005-08-31 2007-03-01 General Electric Company Acid mine water demineralization methods
US8206592B2 (en) * 2005-12-15 2012-06-26 Siemens Industry, Inc. Treating acidic water
JP5190909B2 (ja) * 2006-07-28 2013-04-24 日東電工株式会社 膜分離方法および膜分離装置
US20080029456A1 (en) * 2006-08-03 2008-02-07 Southwest Turf Solutions, Inc. Method and apparatus for removing minerals from a water source
WO2008020444A1 (en) * 2006-08-15 2008-02-21 Mekorot Israel National Water Company, Ltd. Multiple stage reverse osmosis method for removing boron from a salinated fluid
WO2008071809A1 (es) * 2006-12-05 2008-06-19 Josep Manel Lahuerta Sabanza PERFECCIONAMIENTOS INTRODUClDOS EN LAS PLANTAS POTABILIZADORAS DE AGUAS PARA LA REGENERACIÓN DE ACUIFEROS CONTAMINADOS POR NITRATOS Y SU PROCEDIMIENTO DE FUNCIONAMIENTO
US20080164206A1 (en) * 2007-01-10 2008-07-10 Southwest Turf Solutions, Inc. Method and apparatus for removing minerals from a water source
US20100025329A1 (en) * 2007-01-24 2010-02-04 Kurita Water Industries Ltd. Method for treatment with reverse osmosis membrane
JP5383163B2 (ja) * 2008-11-27 2014-01-08 三菱重工業株式会社 多段海水淡水化装置及び多段海水淡水化装置の運転制御方法
DE102009002144A1 (de) 2009-04-02 2010-10-07 Henkel Ag & Co. Kgaa Umkehrosmoseverfahren zur Aufbereitung von Spülwaser enthaltend polyvalente Metall-Kationen
MY145568A (en) * 2009-05-27 2012-02-29 Univ Malaysia Tech A method for treating wastewater containing heavy metals
EP2489640B1 (en) * 2011-02-15 2017-04-05 Ostara Nutrient Recovery Technologies Inc. Method for struvite recovery using phosphate injection
SG11201403820YA (en) * 2012-01-11 2014-11-27 Kurita Water Ind Ltd Reverse osmosis treatment method
US11156041B2 (en) 2012-02-22 2021-10-26 Richard Paul Posa System and method for treating water
MX2014011783A (es) * 2012-04-05 2015-06-22 Richard Paul Posa Sistema y metodo para tratamiento de agua.
JP5700080B2 (ja) * 2013-07-02 2015-04-15 栗田工業株式会社 カチオン界面活性剤含有排水の処理方法及び処理装置
WO2015102272A1 (ko) * 2013-12-30 2015-07-09 부경대학교산학협력단 해수 내에 존재하는 보론을 제거하는 방법
CN103951012B (zh) * 2014-03-18 2015-07-08 海南大学 一种旋流冲击转向高压反渗透水处理装置
JPWO2017110288A1 (ja) * 2015-12-22 2018-10-11 住友電気工業株式会社 水処理方法及び水処理システム
ES2881762T3 (es) * 2016-04-08 2021-11-30 Toray Industries Método de tratamiento de agua
CN106268346B (zh) * 2016-08-30 2020-02-14 湖北省兴发磷化工研究院有限公司 一种反渗透阻垢剂
JP7144922B2 (ja) * 2017-05-09 2022-09-30 オルガノ株式会社 逆浸透膜の運転方法および逆浸透膜装置
CN111099698A (zh) * 2020-01-10 2020-05-05 中工沃特尔水技术股份有限公司 一种正渗透与联合制碱工艺联产联用的系统和方法

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Also Published As

Publication number Publication date
EP1424311A1 (en) 2004-06-02
EP1424311A4 (en) 2005-09-14
JP2003071252A (ja) 2003-03-11
IL157533A (en) 2010-06-16
WO2003022751A1 (fr) 2003-03-20
EP1424311B1 (en) 2012-07-25
US20040050793A1 (en) 2004-03-18
WO2003022751B1 (fr) 2003-05-01

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