GB2311999B - Apparatus and method of electrodiaysis - Google Patents

Apparatus and method of electrodiaysis

Info

Publication number
GB2311999B
GB2311999B GB9705377A GB9705377A GB2311999B GB 2311999 B GB2311999 B GB 2311999B GB 9705377 A GB9705377 A GB 9705377A GB 9705377 A GB9705377 A GB 9705377A GB 2311999 B GB2311999 B GB 2311999B
Authority
GB
United Kingdom
Prior art keywords
electrodiaysis
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
GB9705377A
Other versions
GB2311999A (en
GB9705377D0 (en
Inventor
Nigel Philip Emery
Roger John Woodward
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.)
Elga Group Services Ltd
Original Assignee
Elga Group Services Ltd
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 GBGB9607646.8A external-priority patent/GB9607646D0/en
Application filed by Elga Group Services Ltd filed Critical Elga Group Services Ltd
Priority to GB9705377A priority Critical patent/GB2311999B/en
Publication of GB9705377D0 publication Critical patent/GB9705377D0/en
Publication of GB2311999A publication Critical patent/GB2311999A/en
Application granted granted Critical
Publication of GB2311999B publication Critical patent/GB2311999B/en
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
    • C02F1/46—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
    • 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
    • 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
    • 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
    • B01D61/52—Accessories; Auxiliary operation
    • 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
    • B01D61/58—Multistep processes
    • 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
    • C02F1/44—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
    • 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
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/422—Electrodialysis
    • 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
    • C02F1/46—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
    • 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
    • C02F2201/4611—Fluid flow
    • 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
    • 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
GB9705377A 1996-04-12 1997-03-14 Apparatus and method of electrodiaysis Expired - Lifetime GB2311999B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9705377A GB2311999B (en) 1996-04-12 1997-03-14 Apparatus and method of electrodiaysis

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9607646.8A GB9607646D0 (en) 1996-04-12 1996-04-12 Apparatus and method of electrodialysis
GB9705377A GB2311999B (en) 1996-04-12 1997-03-14 Apparatus and method of electrodiaysis

Publications (3)

Publication Number Publication Date
GB9705377D0 GB9705377D0 (en) 1997-04-30
GB2311999A GB2311999A (en) 1997-10-15
GB2311999B true GB2311999B (en) 1999-09-08

Family

ID=26309118

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9705377A Expired - Lifetime GB2311999B (en) 1996-04-12 1997-03-14 Apparatus and method of electrodiaysis

Country Status (1)

Country Link
GB (1) GB2311999B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19752111C1 (en) * 1997-11-25 1999-02-11 Forschungszentrum Juelich Gmbh Water softener process and assembly
GB9910550D0 (en) * 1999-05-07 1999-07-07 United States Filter Corp Apparatus and method of recirulating electrodeionisation
US6482304B1 (en) 1999-05-07 2002-11-19 Otv Societe Anonyme Apparatus and method of recirculating electrodeionization
FR2803284B1 (en) * 2000-01-03 2002-04-12 Michel Bernard AUTOMATIC DRINKING WATER PURIFICATION DEVICE
GB0016846D0 (en) * 2000-07-10 2000-08-30 United States Filter Corp Electrodeionisation Apparatus
GB0406141D0 (en) * 2004-03-18 2004-04-21 Boc Group Plc Electromembrane process and apparatus
WO2013079012A1 (en) * 2011-11-30 2013-06-06 Qin Caidong Method and apparatus for separating substances in solution
WO2020188370A1 (en) * 2019-03-21 2020-09-24 Universidade Nova De Lisboa Electrodialytic reactor and process for the treatment of contaminated aqueous matrices

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB815154A (en) * 1956-02-20 1959-06-17 Permutit Co Ltd Improvements relating to electrodialysis processes
US4636296A (en) * 1983-08-18 1987-01-13 Gerhard Kunz Process and apparatus for treatment of fluids, particularly desalinization of aqueous solutions
US5135622A (en) * 1991-12-02 1992-08-04 At&T Bell Laboratories Electrochemical synthesis of palladium hydroxide compounds
WO1995032791A1 (en) * 1994-05-30 1995-12-07 Forschungszentrum Jülich GmbH Single and multiple electrolytic cells and arrays of such cells for deionizing aqueous solutions
EP0716090A1 (en) * 1994-06-28 1996-06-12 Asai Germanium Research Institute Co., Ltd. Method of separating and recovering organogermanium compound
US5589050A (en) * 1992-03-31 1996-12-31 Aquamin Company Limited Electrodialyzer for desalination
US5593554A (en) * 1994-10-28 1997-01-14 Organo Corporation Electrolytic ionized water producing apparatus

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB815154A (en) * 1956-02-20 1959-06-17 Permutit Co Ltd Improvements relating to electrodialysis processes
US4636296A (en) * 1983-08-18 1987-01-13 Gerhard Kunz Process and apparatus for treatment of fluids, particularly desalinization of aqueous solutions
US5135622A (en) * 1991-12-02 1992-08-04 At&T Bell Laboratories Electrochemical synthesis of palladium hydroxide compounds
US5589050A (en) * 1992-03-31 1996-12-31 Aquamin Company Limited Electrodialyzer for desalination
WO1995032791A1 (en) * 1994-05-30 1995-12-07 Forschungszentrum Jülich GmbH Single and multiple electrolytic cells and arrays of such cells for deionizing aqueous solutions
EP0716090A1 (en) * 1994-06-28 1996-06-12 Asai Germanium Research Institute Co., Ltd. Method of separating and recovering organogermanium compound
US5593554A (en) * 1994-10-28 1997-01-14 Organo Corporation Electrolytic ionized water producing apparatus

Also Published As

Publication number Publication date
GB2311999A (en) 1997-10-15
GB9705377D0 (en) 1997-04-30

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
711B Application made for correction of error (sect. 117/77)
711G Correction allowed (sect. 117/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20111222 AND 20111223

PE20 Patent expired after termination of 20 years

Expiry date: 20170313