GB2289059B - Electrochemical deionisation - Google Patents

Electrochemical deionisation

Info

Publication number
GB2289059B
GB2289059B GB9508517A GB9508517A GB2289059B GB 2289059 B GB2289059 B GB 2289059B GB 9508517 A GB9508517 A GB 9508517A GB 9508517 A GB9508517 A GB 9508517A GB 2289059 B GB2289059 B GB 2289059B
Authority
GB
United Kingdom
Prior art keywords
deionisation
electrochemical
electrochemical deionisation
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 - Fee Related
Application number
GB9508517A
Other versions
GB9508517D0 (en
GB2289059A (en
Inventor
Michael Raphael Hugh Hill
Christopher Peter Jones
Mark David Neville
Andrew Derek Turner
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.)
UK Atomic Energy Authority
Ricardo AEA Ltd
Original Assignee
AEA Technology PLC
UK Atomic Energy Authority
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 GB9409194A external-priority patent/GB9409194D0/en
Priority claimed from GB9410272A external-priority patent/GB9410272D0/en
Priority claimed from GBGB9501536.8A external-priority patent/GB9501536D0/en
Application filed by AEA Technology PLC, UK Atomic Energy Authority filed Critical AEA Technology PLC
Priority to GB9508517A priority Critical patent/GB2289059B/en
Publication of GB9508517D0 publication Critical patent/GB9508517D0/en
Publication of GB2289059A publication Critical patent/GB2289059A/en
Application granted granted Critical
Publication of GB2289059B publication Critical patent/GB2289059B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • B01J47/02—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
    • C02F1/42—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
    • C02F1/4604—Treatment of water, waste water, or sewage by electrochemical methods for desalination of seawater or brackish water
    • 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
    • C02F2001/46133—Electrodes characterised by the material
    • 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
    • C02F2101/103—Arsenic 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
    • C02F2101/16—Nitrogen compounds, e.g. ammonia
    • C02F2101/163—Nitrates
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
    • C02F2103/40—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture or use of photosensitive materials
    • 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
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F2201/00—Type of materials to be protected by cathodic protection
    • C23F2201/02—Concrete, e.g. reinforced
GB9508517A 1994-05-06 1995-04-26 Electrochemical deionisation Expired - Fee Related GB2289059B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9508517A GB2289059B (en) 1994-05-06 1995-04-26 Electrochemical deionisation

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB9409194A GB9409194D0 (en) 1994-05-06 1994-05-06 Silver removal
GB9410272A GB9410272D0 (en) 1994-05-20 1994-05-20 Electrochemical deionisation
GBGB9501536.8A GB9501536D0 (en) 1995-01-26 1995-01-26 Electrochemical deionisation
GB9508517A GB2289059B (en) 1994-05-06 1995-04-26 Electrochemical deionisation

Publications (3)

Publication Number Publication Date
GB9508517D0 GB9508517D0 (en) 1995-06-14
GB2289059A GB2289059A (en) 1995-11-08
GB2289059B true GB2289059B (en) 1997-08-06

Family

ID=27451151

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9508517A Expired - Fee Related GB2289059B (en) 1994-05-06 1995-04-26 Electrochemical deionisation

Country Status (1)

Country Link
GB (1) GB2289059B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108516641A (en) * 2018-04-24 2018-09-11 浙江荣凯科技发展有限公司 A kind of dichloro-nicotinic acid production waste water purification device

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9011664B2 (en) 2002-12-27 2015-04-21 Swing Corporation Electric demineralizer

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB776469A (en) * 1953-12-17 1957-06-05 Tno Process and apparatus for the electrolytic deionisation of salt-containing liquids
GB1019507A (en) * 1962-06-20 1966-02-09 Ionics Removal of gases by electrodeionization
GB1240710A (en) * 1967-07-25 1971-07-28 Eric Selegny Electrolytic separation of ions from a solution
EP0219968A2 (en) * 1985-09-17 1987-04-29 Babu R. Nott Electrolytic process for producing extremely low chloride anion exchange resins
EP0170895B1 (en) * 1984-07-09 1989-03-22 Millipore Corporation Improved electrodeionization apparatus and method
US4832803A (en) * 1985-04-17 1989-05-23 Oystein Vennesland Removal of chlorides from concrete
GB2240551A (en) * 1990-02-01 1991-08-07 Atomic Energy Authority Uk Electrodes for use in electrochemical deionisation
EP0503651A1 (en) * 1991-03-13 1992-09-16 Ebara Corporation Electrically regenerable demineralizing apparatus
EP0621072A2 (en) * 1993-04-21 1994-10-26 Nippon Rensui Co. Demineralization apparatus comprising a diluting chamber packed with a cloth

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB776469A (en) * 1953-12-17 1957-06-05 Tno Process and apparatus for the electrolytic deionisation of salt-containing liquids
GB1019507A (en) * 1962-06-20 1966-02-09 Ionics Removal of gases by electrodeionization
GB1240710A (en) * 1967-07-25 1971-07-28 Eric Selegny Electrolytic separation of ions from a solution
EP0170895B1 (en) * 1984-07-09 1989-03-22 Millipore Corporation Improved electrodeionization apparatus and method
US4832803A (en) * 1985-04-17 1989-05-23 Oystein Vennesland Removal of chlorides from concrete
EP0219968A2 (en) * 1985-09-17 1987-04-29 Babu R. Nott Electrolytic process for producing extremely low chloride anion exchange resins
GB2240551A (en) * 1990-02-01 1991-08-07 Atomic Energy Authority Uk Electrodes for use in electrochemical deionisation
EP0503651A1 (en) * 1991-03-13 1992-09-16 Ebara Corporation Electrically regenerable demineralizing apparatus
EP0621072A2 (en) * 1993-04-21 1994-10-26 Nippon Rensui Co. Demineralization apparatus comprising a diluting chamber packed with a cloth

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108516641A (en) * 2018-04-24 2018-09-11 浙江荣凯科技发展有限公司 A kind of dichloro-nicotinic acid production waste water purification device

Also Published As

Publication number Publication date
GB9508517D0 (en) 1995-06-14
GB2289059A (en) 1995-11-08

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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)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040426