IL125290A - The device will be ionized using electrodes with a geometric arrangement of the ionized exchange - Google Patents

The device will be ionized using electrodes with a geometric arrangement of the ionized exchange

Info

Publication number: IL125290A
Authority: IL; Israel
Prior art keywords: resin particles; exchange resin; ion exchanger; cation exchange; clusters
Prior art date: 1996-01-12

Application number

IL12529097A

Other languages

English (en)

Hebrew (he)

Other versions

IL125290A0 (en

Original Assignee

Glegg Water Conditioning Inc

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.)

1996-01-12

Filing date

1997-01-13

Publication date

2001-09-13

1997-01-13 Application filed by Glegg Water Conditioning Inc filed Critical Glegg Water Conditioning Inc

1999-03-12 Publication of IL125290A0 publication Critical patent/IL125290A0/xx

2001-09-13 Publication of IL125290A publication Critical patent/IL125290A/en

Links

238000005342 ion exchange Methods 0.000 title claims description 95
239000000463 material Substances 0.000 title description 84
238000009296 electrodeionization Methods 0.000 title description 25
239000002245 particle Substances 0.000 claims abstract description 92
NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims abstract description 66
150000002500 ions Chemical class 0.000 claims abstract description 55
239000003729 cation exchange resin Substances 0.000 claims abstract description 45
239000003957 anion exchange resin Substances 0.000 claims abstract description 42
239000007788 liquid Substances 0.000 claims abstract description 36
239000012528 membrane Substances 0.000 claims description 47
238000000034 method Methods 0.000 claims description 38
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 32
150000001450 anions Chemical class 0.000 claims description 25
239000003456 ion exchange resin Substances 0.000 claims description 25
229920003303 ion-exchange polymer Polymers 0.000 claims description 25
125000006850 spacer group Chemical group 0.000 claims description 21
239000002002 slurry Substances 0.000 claims description 18
239000011347 resin Substances 0.000 claims description 15
229920005989 resin Polymers 0.000 claims description 15
238000005341 cation exchange Methods 0.000 claims description 14
230000002328 demineralizing effect Effects 0.000 claims description 13
239000003011 anion exchange membrane Substances 0.000 claims description 10
238000005520 cutting process Methods 0.000 claims description 6
239000003014 ion exchange membrane Substances 0.000 claims description 6
238000012546 transfer Methods 0.000 claims description 3
238000010348 incorporation Methods 0.000 claims description 2
230000008014 freezing Effects 0.000 claims 8
238000007710 freezing Methods 0.000 claims 8
229920005596 polymer binder Polymers 0.000 claims 1
239000002491 polymer binding agent Substances 0.000 claims 1
238000007865 diluting Methods 0.000 description 57
150000001768 cations Chemical class 0.000 description 21
239000011324 bead Substances 0.000 description 12
239000012530 fluid Substances 0.000 description 9
-1 hydrogen ions Chemical class 0.000 description 9
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 5
239000004743 Polypropylene Substances 0.000 description 4
239000011230 binding agent Substances 0.000 description 4
238000002474 experimental method Methods 0.000 description 4
229910052739 hydrogen Inorganic materials 0.000 description 4
239000001257 hydrogen Substances 0.000 description 4
239000012535 impurity Substances 0.000 description 4
229920001155 polypropylene Polymers 0.000 description 4
229910001415 sodium ion Inorganic materials 0.000 description 4
229910001220 stainless steel Inorganic materials 0.000 description 4
239000010935 stainless steel Substances 0.000 description 4
DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
238000009826 distribution Methods 0.000 description 3
239000011159 matrix material Substances 0.000 description 3
239000000047 product Substances 0.000 description 3
229910052708 sodium Inorganic materials 0.000 description 3
239000011734 sodium Substances 0.000 description 3
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical group Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
FKNQFGJONOIPTF-UHFFFAOYSA-N Sodium cation Chemical compound [Na+] FKNQFGJONOIPTF-UHFFFAOYSA-N 0.000 description 2
239000002253 acid Substances 0.000 description 2
230000000052 comparative effect Effects 0.000 description 2
239000003651 drinking water Substances 0.000 description 2
235000020188 drinking water Nutrition 0.000 description 2
238000004519 manufacturing process Methods 0.000 description 2
230000002093 peripheral effect Effects 0.000 description 2
BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
229920000642 polymer Polymers 0.000 description 2
238000000746 purification Methods 0.000 description 2
239000008213 purified water Substances 0.000 description 2
238000001223 reverse osmosis Methods 0.000 description 2
240000008100 Brassica rapa Species 0.000 description 1
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
238000005349 anion exchange Methods 0.000 description 1
125000000129 anionic group Chemical group 0.000 description 1
238000013459 approach Methods 0.000 description 1
239000007864 aqueous solution Substances 0.000 description 1
125000002091 cationic group Chemical group 0.000 description 1
230000006835 compression Effects 0.000 description 1
238000007906 compression Methods 0.000 description 1
230000003750 conditioning effect Effects 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
238000002242 deionisation method Methods 0.000 description 1
230000008021 deposition Effects 0.000 description 1
238000006073 displacement reaction Methods 0.000 description 1
230000005611 electricity Effects 0.000 description 1
238000000909 electrodialysis Methods 0.000 description 1
238000001914 filtration Methods 0.000 description 1
238000010559 graft polymerization reaction Methods 0.000 description 1
230000005484 gravity Effects 0.000 description 1
125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
238000011065 in-situ storage Methods 0.000 description 1
239000011872 intimate mixture Substances 0.000 description 1
229920000092 linear low density polyethylene Polymers 0.000 description 1
239000004707 linear low-density polyethylene Substances 0.000 description 1
239000012263 liquid product Substances 0.000 description 1
229920001684 low density polyethylene Polymers 0.000 description 1
239000004702 low-density polyethylene Substances 0.000 description 1
229910052751 metal Inorganic materials 0.000 description 1
239000002184 metal Substances 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
239000004745 nonwoven fabric Substances 0.000 description 1
238000012856 packing Methods 0.000 description 1
239000011236 particulate material Substances 0.000 description 1
230000035699 permeability Effects 0.000 description 1
239000002985 plastic film Substances 0.000 description 1
229920006255 plastic film Polymers 0.000 description 1
229910052697 platinum Inorganic materials 0.000 description 1
239000002952 polymeric resin Substances 0.000 description 1
230000005855 radiation Effects 0.000 description 1
238000007789 sealing Methods 0.000 description 1
239000004065 semiconductor Substances 0.000 description 1
239000011343 solid material Substances 0.000 description 1
238000003860 storage Methods 0.000 description 1
229920003002 synthetic resin Polymers 0.000 description 1
229920001169 thermoplastic Polymers 0.000 description 1
239000004416 thermosoftening plastic Substances 0.000 description 1
239000010936 titanium Substances 0.000 description 1
229910052719 titanium Inorganic materials 0.000 description 1
239000002699 waste material Substances 0.000 description 1
239000002759 woven fabric Substances 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D43/00—Separating particles from liquids, or liquids from solids, otherwise than by sedimentation or filtration
- 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
- B01D61/46—Apparatus therefor
- B01D61/48—Apparatus therefor having one or more compartments filled with ion-exchange material, e.g. electrodeionisation
- 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
- B01J47/018—Granulation; Incorporation of ion-exchangers in a matrix; Mixing with inert materials
- 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
- 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
- C02F1/4695—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis electrodialysis electrodeionisation

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Water Supply & Treatment (AREA)
Health & Medical Sciences (AREA)
Urology & Nephrology (AREA)
Life Sciences & Earth Sciences (AREA)
Analytical Chemistry (AREA)
Molecular Biology (AREA)
Electrochemistry (AREA)
General Chemical & Material Sciences (AREA)
Hydrology & Water Resources (AREA)
Environmental & Geological Engineering (AREA)
Separation Using Semi-Permeable Membranes (AREA)
Water Treatment By Electricity Or Magnetism (AREA)

IL12529097A 1996-01-12 1997-01-13 The device will be ionized using electrodes with a geometric arrangement of the ionized exchange IL125290A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GBGB9600633.3A GB9600633D0 (en)	1996-01-12	1996-01-12	Elecrodeionization apparatus having geometric arrangement of ion exchange material
PCT/CA1997/000018 WO1997025147A1 (en)	1996-01-12	1997-01-13	Electrodeionization apparatus having geometric arrangement of ion exchange material

Publications (2)

Publication Number	Publication Date
IL125290A0 IL125290A0 (en)	1999-03-12
IL125290A true IL125290A (en)	2001-09-13

Family

ID=10786954

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IL12529097A IL125290A (en)	1996-01-12	1997-01-13	The device will be ionized using electrodes with a geometric arrangement of the ionized exchange

Country Status (16)

Country	Link
US (1)	US6156180A (ko)
EP (1)	EP0874689B1 (ko)
JP (1)	JP2000507150A (ko)
KR (1)	KR19990077217A (ko)
CN (1)	CN1100619C (ko)
AR (1)	AR005457A1 (ko)
AT (1)	ATE220347T1 (ko)
AU (1)	AU1362797A (ko)
BR (1)	BR9706937A (ko)
CA (1)	CA2242549A1 (ko)
DE (1)	DE69713873T2 (ko)
GB (1)	GB9600633D0 (ko)
IL (1)	IL125290A (ko)
RU (1)	RU2170141C2 (ko)
TW (1)	TW423989B (ko)
WO (1)	WO1997025147A1 (ko)

Families Citing this family (49)

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JPH10277557A (ja) *	1997-04-10	1998-10-20	Asahi Glass Co Ltd	脱イオン水製造装置
US6197174B1 (en) *	1998-11-25	2001-03-06	E-Cell Corporation	Method and apparatus for electrodeionization of water using mixed bed and single phase ion exchange materials in the diluting compartment
JP3721883B2 (ja) *	1999-09-22	2005-11-30	栗田工業株式会社	電気脱イオン装置
GB0016846D0 (en)	2000-07-10	2000-08-30	United States Filter Corp	Electrodeionisation Apparatus
US7662267B2 (en)	2000-08-11	2010-02-16	Ionics, Incorporated	Device and method for electrodialysis
US7147785B2 (en)	2000-09-28	2006-12-12	Usfilter Corporation	Electrodeionization device and methods of use
ATE497830T1 (de)	2001-10-15	2011-02-15	Siemens Water Tech Holdg Corp	Vorrichtung und verfahren zur reinigung von flüssigkeiten
EP1308201B1 (en) *	2001-10-31	2005-01-05	Kurita Water Industries Ltd.	Electrodeionization apparatus
CA2470633C (en) *	2001-12-20	2010-11-09	Aquatech International Corporation	Fractional deionization process
RU2226225C1 (ru) *	2002-07-22	2004-03-27	Институт неогранической химии им.А.В.Николаева СО РАН (статус государственного учреждения)	Способ очистки и концентрирования хлорокомплексов платиновых металлов методом электродиализа
JP4503439B2 (ja) *	2002-10-16	2010-07-14	アクアテックインターナショナルコーポレイション	イオン交換媒体の製造方法
US7501061B2 (en)	2002-10-23	2009-03-10	Siemens Water Technologies Holding Corp.	Production of water for injection using reverse osmosis
JP3956836B2 (ja) *	2002-11-15	2007-08-08	栗田工業株式会社	電気脱イオン装置
US7763157B2 (en) *	2003-04-11	2010-07-27	Millipore Corporation	Electrodeionization device
US7083733B2 (en) *	2003-11-13	2006-08-01	Usfilter Corporation	Water treatment system and method
US20050103717A1 (en)	2003-11-13	2005-05-19	United States Filter Corporation	Water treatment system and method
US7563351B2 (en)	2003-11-13	2009-07-21	Siemens Water Technologies Holding Corp.	Water treatment system and method
US7604725B2 (en)	2003-11-13	2009-10-20	Siemens Water Technologies Holding Corp.	Water treatment system and method
US7582198B2 (en)	2003-11-13	2009-09-01	Siemens Water Technologies Holding Corp.	Water treatment system and method
US8377279B2 (en)	2003-11-13	2013-02-19	Siemens Industry, Inc.	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
WO2007010627A1 (ja) *	2005-07-20	2007-01-25	Organo Corporation	電気式脱イオン水製造装置
US8277627B2 (en)	2006-06-13	2012-10-02	Siemens Industry, Inc.	Method and system for irrigation
US10252923B2 (en)	2006-06-13	2019-04-09	Evoqua Water Technologies Llc	Method and system for water treatment
US10213744B2 (en)	2006-06-13	2019-02-26	Evoqua Water Technologies Llc	Method and system for water treatment
US20080067069A1 (en)	2006-06-22	2008-03-20	Siemens Water Technologies Corp.	Low scale potential water treatment
US7820024B2 (en)	2006-06-23	2010-10-26	Siemens Water Technologies Corp.	Electrically-driven separation apparatus
US8066860B2 (en) *	2006-09-22	2011-11-29	General Electric Company	Arrangement of ion exchange material within an electrodeionization apparatus
AU2015201063B2 (en) *	2006-09-22	2016-09-15	Bl Technologies, Inc.	Arrangement of ion exchange material within an electrodeionization apparatus
MX2010005876A (es)	2007-11-30	2010-06-15	Siemens Water Tech Corp	Sistemas y metodos para tratamiento de agua.
RU2380145C2 (ru) *	2007-12-12	2010-01-27	Общество с ограниченной ответственностью Инновационное предприятие "Мембранная технология"	Многокамерный электродиализатор глубокой деминерализации
CN103764262B (zh) *	2011-06-10	2016-06-08	陶氏环球技术有限责任公司	包括离子交换隔离物的电去离子装置的组装方法
US9695070B2 (en)	2011-10-27	2017-07-04	Pentair Residential Filtration, Llc	Regeneration of a capacitive deionization system
US9010361B2 (en)	2011-10-27	2015-04-21	Pentair Residential Filtration, Llc	Control valve assembly
US8671985B2 (en)	2011-10-27	2014-03-18	Pentair Residential Filtration, Llc	Control valve assembly
US9637397B2 (en)	2011-10-27	2017-05-02	Pentair Residential Filtration, Llc	Ion removal using a capacitive deionization system
US8961770B2 (en)	2011-10-27	2015-02-24	Pentair Residential Filtration, Llc	Controller and method of operation of a capacitive deionization system
JP6018005B2 (ja) *	2013-03-29	2016-11-02	株式会社クラレ	硝酸イオンの分離方法
JP6018020B2 (ja) *	2013-06-07	2016-11-02	株式会社クラレ	脱イオン水の製造方法
KR102458763B1 (ko) *	2016-08-23	2022-10-26	스완 아날라이티쉐 인스트루멘테 아크티엔게젤샤프트	액체의 전기 탈이온화 장치 및 방법
JP7154277B2 (ja)	2017-08-21	2022-10-17	エヴォクアウォーターテクノロジーズエルエルシー	農業用および飲料用の塩水の処理
US12180103B2 (en)	2017-08-21	2024-12-31	Evoqua Water Technologies Llc	Treatment of saline water for agricultural and potable use and for generation of disinfectant solution
US10799834B2 (en) *	2017-12-22	2020-10-13	Magna Imperio Systems Corp.	Bipolar electrochemical spacer
CN107935133B (zh) *	2017-12-26	2024-04-12	浙江泽众环保科技有限公司	平面状离子交换树脂截留器
CA3117099A1 (en)	2018-11-16	2020-06-18	Magna Imperio Systems Corp.	Spacers for ion-exchange device
US11478752B2 (en)	2019-04-09	2022-10-25	Magna Imperio Systems Corp.	Electrodialysis systems with decreased concentration gradients at high recovery rates
MX2021015644A (es)	2019-06-25	2022-02-03	Magna Imperio Systems Corp	Proceso de electrodialisis y dispositivos de electrodialisis de membrana bipolar de remocion de silice.
AU2021379688A1 (en) *	2020-11-13	2023-05-18	Evoqua Water Technologies Llc	Electrodeionization configuration for enhanced removal of weakly ionized species

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Publication number	Priority date	Publication date	Assignee	Title
GB1038777A (en) *	1962-05-04	1966-08-10	American Mach & Foundry	Improvements relating to ion-exchange materials
US3755135A (en) *	1971-01-20	1973-08-28	A Johnson	Electric demineralizing apparatus
CH586059A5 (ko) *	1974-11-29	1977-03-31	Yeda Res & Dev
SU1378890A1 (ru) *	1986-03-03	1988-03-07	Предприятие П/Я А-7638	Электродиализатор фильтр-прессного типа
DE69522035T2 (de) *	1994-05-06	2002-06-06	Accentus Plc, Didcot	Elektrochemische Deionisation
MY113226A (en) *	1995-01-19	2001-12-31	Asahi Glass Co Ltd	Porous ion exchanger and method for producing deionized water

1996
- 1996-01-12 GB GBGB9600633.3A patent/GB9600633D0/en active Pending
1997
- 1997-01-13 WO PCT/CA1997/000018 patent/WO1997025147A1/en not_active Ceased
- 1997-01-13 EP EP97900168A patent/EP0874689B1/en not_active Expired - Lifetime
- 1997-01-13 AT AT97900168T patent/ATE220347T1/de not_active IP Right Cessation
- 1997-01-13 IL IL12529097A patent/IL125290A/en not_active IP Right Cessation
- 1997-01-13 CA CA002242549A patent/CA2242549A1/en not_active Abandoned
- 1997-01-13 DE DE69713873T patent/DE69713873T2/de not_active Expired - Fee Related
- 1997-01-13 JP JP9524696A patent/JP2000507150A/ja active Pending
- 1997-01-13 KR KR1019980705359A patent/KR19990077217A/ko not_active Withdrawn
- 1997-01-13 CN CN97191653A patent/CN1100619C/zh not_active Expired - Fee Related
- 1997-01-13 US US09/142,242 patent/US6156180A/en not_active Expired - Fee Related
- 1997-01-13 AU AU13627/97A patent/AU1362797A/en not_active Abandoned
- 1997-01-13 RU RU98115137/12A patent/RU2170141C2/ru active
- 1997-01-13 BR BR9706937-0A patent/BR9706937A/pt not_active Application Discontinuation
- 1997-01-14 AR ARP970100132A patent/AR005457A1/es unknown
- 1997-03-11 TW TW086103074A patent/TW423989B/zh not_active IP Right Cessation

Also Published As

Publication number	Publication date
EP0874689A1 (en)	1998-11-04
KR19990077217A (ko)	1999-10-25
AR005457A1 (es)	1999-06-23
IL125290A0 (en)	1999-03-12
WO1997025147A1 (en)	1997-07-17
ATE220347T1 (de)	2002-07-15
RU2170141C2 (ru)	2001-07-10
EP0874689B1 (en)	2002-07-10
JP2000507150A (ja)	2000-06-13
CA2242549A1 (en)	1997-07-17
BR9706937A (pt)	2000-01-04
HK1017292A1 (en)	1999-11-19
US6156180A (en)	2000-12-05
GB9600633D0 (en)	1996-03-13
TW423989B (en)	2001-03-01
DE69713873T2 (de)	2003-02-20
CN1100619C (zh)	2003-02-05
CN1220618A (zh)	1999-06-23
AU1362797A (en)	1997-08-01
DE69713873D1 (de)	2002-08-14

Legal Events

Date	Code	Title	Description
2003-10-31	RH1	Patent not in force

Publication	Publication Date	Title
US6156180A (en)	2000-12-05	Electrodeionization apparatus having geometric arrangement of ion exchange material
US5066375A (en)	1991-11-19	Introducing and removing ion-exchange and other particulates from an assembled electrodeionization stack
US5120416A (en)	1992-06-09	Introducing and removing ion-exchange and other particulates from an assembled electrodeionization stack
US5203976A (en)	1993-04-20	Introducing and removing ion-exchange and other particulates rom an assembled electrodeionization stack
US6197174B1 (en)	2001-03-06	Method and apparatus for electrodeionization of water using mixed bed and single phase ion exchange materials in the diluting compartment
US4747929A (en)	1988-05-31	Depletion compartment and spacer construction for electrodeionization apparatus
US6193869B1 (en)	2001-02-27	Modular apparatus for the demineralization of liquids
US7662267B2 (en)	2010-02-16	Device and method for electrodialysis
KR100386528B1 (ko)	2003-06-02	전기 탈이온화 장치
CA2325403C (en)	2009-09-29	Electrical deionization apparatus
RU98115137A (ru)	2000-07-20	Устройство для электродеионизации с определенным геометрическим размещением ионообменного материала
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