FI921038A - Foerfarande och anordning med bipolar menbraner foer elektrodialys foeraendringar - Google Patents

Foerfarande och anordning med bipolar menbraner foer elektrodialys foeraendringar Download PDF

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Publication number
FI921038A
FI921038A FI921038A FI921038A FI921038A FI 921038 A FI921038 A FI 921038A FI 921038 A FI921038 A FI 921038A FI 921038 A FI921038 A FI 921038A FI 921038 A FI921038 A FI 921038A
Authority
FI
Finland
Prior art keywords
calcium carbonate
menbraner
foeraendringar
elektrodialys
foer
Prior art date
Application number
FI921038A
Other languages
English (en)
Other versions
FI921038A0 (fi
Inventor
Ora Kedem
Original Assignee
Yeda Res & Dev
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 Yeda Res & Dev filed Critical Yeda Res & Dev
Publication of FI921038A0 publication Critical patent/FI921038A0/fi
Publication of FI921038A publication Critical patent/FI921038A/fi

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
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/469—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
    • C02F1/4693—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis electrodialysis
    • 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
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/44—Ion-selective electrodialysis
    • B01D61/445—Ion-selective electrodialysis with bipolar membranes; Water splitting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J47/00—Ion-exchange processes in general; Apparatus therefor
    • B01J47/02—Column or bed processes
    • B01J47/06—Column or bed processes during which the ion-exchange material is subjected to a physical treatment, e.g. heat, electric current, irradiation or vibration
    • B01J47/08—Column or bed processes during which the ion-exchange material is subjected to a physical treatment, e.g. heat, electric current, irradiation or vibration subjected to a direct electric current
    • 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
    • C02F5/02—Softening water by precipitation of the hardness
    • C02F5/06—Softening water by precipitation of the hardness using calcium 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
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/4602—Treatment of water, waste water, or sewage by electrochemical methods for prevention or elimination of deposits
    • 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
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104—Devices therefor; Their operating or servicing
    • C02F1/46109—Electrodes
    • C02F1/46114—Electrodes in particulate form or with conductive and/or non conductive particles between them
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/46—Apparatus for electrochemical processes
    • C02F2201/461—Electrolysis apparatus
    • C02F2201/46105—Details relating to the electrolytic devices
    • C02F2201/46115—Electrolytic cell with membranes or diaphragms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Analytical Chemistry (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Lubricants (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Removal Of Specific Substances (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
FI921038A 1991-03-14 1992-03-10 Foerfarande och anordning med bipolar menbraner foer elektrodialys foeraendringar FI921038A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL9754391A IL97543A (en) 1991-03-14 1991-03-14 Electrodialysis reversal process and apparatus with bipolar membranes for hard-water softening

Publications (2)

Publication Number Publication Date
FI921038A0 FI921038A0 (fi) 1992-03-10
FI921038A true FI921038A (fi) 1992-09-15

Family

ID=11062196

Family Applications (1)

Application Number Title Priority Date Filing Date
FI921038A FI921038A (fi) 1991-03-14 1992-03-10 Foerfarande och anordning med bipolar menbraner foer elektrodialys foeraendringar

Country Status (9)

Country Link
US (1) US5240579A (fi)
EP (1) EP0503589B1 (fi)
JP (1) JPH05115880A (fi)
AT (1) ATE112756T1 (fi)
DE (1) DE69200513T2 (fi)
FI (1) FI921038A (fi)
IE (1) IE920775A1 (fi)
IL (1) IL97543A (fi)
NO (1) NO920985L (fi)

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US5593563A (en) * 1996-04-26 1997-01-14 Millipore Corporation Electrodeionization process for purifying a liquid
US5833832A (en) * 1996-08-30 1998-11-10 Sachem, Inc. Preparation of onium hydroxides in an electrochemical cell
US5868915A (en) * 1996-09-23 1999-02-09 United States Filter Corporation Electrodeionization apparatus and method
US5853555A (en) * 1997-04-03 1998-12-29 Sachem, Inc. Synthesis of onium hydroxides from onium salts
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US6461446B1 (en) * 1998-01-22 2002-10-08 Mix Co., Ltd Washing process and washing unit
US7717173B2 (en) * 1998-07-06 2010-05-18 Ecycling, LLC Methods of improving oil or gas production with recycled, increased sodium water
US8192633B2 (en) * 1998-07-06 2012-06-05 Grott Gerald J Methods of energy storage and transfer
TW523547B (en) 1998-10-05 2003-03-11 Miz Co Ltd Method of producing detergent and the apparatus thereof
US6284124B1 (en) 1999-01-29 2001-09-04 United States Filter Corporation Electrodeionization apparatus and method
GB0016846D0 (en) 2000-07-10 2000-08-30 United States Filter Corp Electrodeionisation Apparatus
US20040050682A1 (en) * 2000-12-27 2004-03-18 George Paskalov Activated water apparatus and methods and products
US6607647B2 (en) 2001-04-25 2003-08-19 United States Filter Corporation Electrodeionization apparatus with expanded conductive mesh electrode and method
US6649037B2 (en) 2001-05-29 2003-11-18 United States Filter Corporation Electrodeionization apparatus and method
EP1436069B1 (en) 2001-10-15 2011-02-09 Siemens Water Technologies Holding Corp. Apparatus and method for fluid purification
US6758954B2 (en) * 2002-04-11 2004-07-06 U.S. Filter Corporation Electrodeionization apparatus with resilient endblock
US6863822B2 (en) * 2002-10-16 2005-03-08 Anthony Pipes Method and apparatus for parallel desalting
US8062532B2 (en) * 2003-11-11 2011-11-22 Grott Gerald J Process for electrolytic production of chlorine products and byproducts
US7862700B2 (en) 2003-11-13 2011-01-04 Siemens Water Technologies Holding Corp. Water treatment system and method
US7846340B2 (en) 2003-11-13 2010-12-07 Siemens Water Technologies Corp. Water treatment system and method
US8377279B2 (en) 2003-11-13 2013-02-19 Siemens Industry, Inc. Water treatment system and method
US7563351B2 (en) 2003-11-13 2009-07-21 Siemens Water Technologies Holding Corp. Water treatment system and method
US20050103717A1 (en) 2003-11-13 2005-05-19 United States Filter Corporation Water treatment system and method
BRPI0416578B1 (pt) 2003-11-13 2012-12-25 aparelho de purificaÇço de Água e mÉtodo de purificaÇço de Água.
US7083733B2 (en) 2003-11-13 2006-08-01 Usfilter Corporation Water treatment system and method
US7329358B2 (en) 2004-05-27 2008-02-12 Siemens Water Technologies Holding Corp. Water treatment process
US7658828B2 (en) 2005-04-13 2010-02-09 Siemens Water Technologies Holding Corp. Regeneration of adsorption media within electrical purification apparatuses
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US8277627B2 (en) 2006-06-13 2012-10-02 Siemens Industry, Inc. Method and system for irrigation
US10213744B2 (en) 2006-06-13 2019-02-26 Evoqua Water Technologies Llc Method and system for water treatment
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US7820024B2 (en) 2006-06-23 2010-10-26 Siemens Water Technologies Corp. Electrically-driven separation apparatus
US7744760B2 (en) 2006-09-20 2010-06-29 Siemens Water Technologies Corp. Method and apparatus for desalination
WO2008048656A2 (en) * 2006-10-18 2008-04-24 Kinetico Incorporated Electroregeneration apparatus and water treatment method
IL182973A (en) * 2007-05-03 2011-11-30 Alexander Melamud Method and apparatus for reducing metal concentration in water
US20110120870A1 (en) * 2007-08-10 2011-05-26 Eric John Kruger Method and apparatus for treating a fluid
CN101878187B (zh) 2007-11-30 2014-12-10 伊沃夸水处理技术有限责任公司 用于水处理的***和方法
CN101468832A (zh) * 2007-12-25 2009-07-01 通用电气公司 电解装置、方法及包括该电解装置的洗涤设备
US20100051556A1 (en) * 2008-08-29 2010-03-04 Grott Gerald J Methods of purifiying water using waste brines to regenerate ion-exchange resins
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JP7100001B2 (ja) * 2019-09-05 2022-07-12 横河電機株式会社 排水の処理方法及び排水の処理装置
CN116444106B (zh) * 2023-06-14 2023-09-12 华电电力科学研究院有限公司 一种高硬度高硫酸盐型煤矿矿井水处理方法及装置

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US3976569A (en) * 1975-02-25 1976-08-24 The United States Of America As Represented By The United States Energy Research And Development Administration Water softening process
IL52758A0 (en) * 1977-08-16 1977-10-31 Yeda Res & Dev Improved device for electrodialysis
IL68773A0 (en) * 1983-05-24 1983-12-30 Yeda Res & Dev Modular electrodialysis device
JPS63291608A (ja) * 1987-05-22 1988-11-29 Tokuyama Soda Co Ltd 酸廃液の再生方法
EP0330772B1 (en) * 1988-04-28 1993-05-26 Tokuyama Soda Kabushiki Kaisha Method of double decomposition of neutral salt

Also Published As

Publication number Publication date
JPH05115880A (ja) 1993-05-14
US5240579A (en) 1993-08-31
EP0503589A1 (en) 1992-09-16
IL97543A0 (en) 1992-06-21
ATE112756T1 (de) 1994-10-15
EP0503589B1 (en) 1994-10-12
DE69200513T2 (de) 1995-05-11
NO920985L (no) 1992-09-15
IE920775A1 (en) 1992-09-23
NO920985D0 (no) 1992-03-13
DE69200513D1 (de) 1994-11-17
IL97543A (en) 1994-11-11
FI921038A0 (fi) 1992-03-10

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