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GB2290086B - Filter cleaning - Google Patents

Filter cleaning

Info

Publication number
GB2290086B
GB2290086B GB9509972A GB9509972A GB2290086B GB 2290086 B GB2290086 B GB 2290086B GB 9509972 A GB9509972 A GB 9509972A GB 9509972 A GB9509972 A GB 9509972A GB 2290086 B GB2290086 B GB 2290086B
Authority
GB
United Kingdom
Prior art keywords
filter cleaning
cleaning
filter
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
GB9509972A
Other versions
GB9509972D0 (en
GB2290086A (en
Inventor
Mark David Neville
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 GB9411580A external-priority patent/GB9411580D0/en
Application filed by AEA Technology PLC, UK Atomic Energy Authority filed Critical AEA Technology PLC
Priority to GB9509972A priority Critical patent/GB2290086B/en
Publication of GB9509972D0 publication Critical patent/GB9509972D0/en
Publication of GB2290086A publication Critical patent/GB2290086A/en
Application granted granted Critical
Publication of GB2290086B publication Critical patent/GB2290086B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/08—Prevention of membrane fouling or of concentration polarisation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/13—Supported filter elements
    • B01D29/23—Supported filter elements arranged for outward flow filtration
    • B01D29/25—Supported filter elements arranged for outward flow filtration open-ended the arrival of the mixture to be filtered and the discharge of the concentrated mixture are situated on both opposite sides of the filtering element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
    • B01D29/668—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with valves, e.g. rotating valves for coaxially placed filtering elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/22—Electrical effects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/22—Electrical effects
    • B01D2321/223—Polarity reversal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
GB9509972A 1994-06-09 1995-05-17 Filter cleaning Expired - Fee Related GB2290086B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9509972A GB2290086B (en) 1994-06-09 1995-05-17 Filter cleaning

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9411580A GB9411580D0 (en) 1994-06-09 1994-06-09 Filter cleaning
GB9509972A GB2290086B (en) 1994-06-09 1995-05-17 Filter cleaning

Publications (3)

Publication Number Publication Date
GB9509972D0 GB9509972D0 (en) 1995-07-12
GB2290086A GB2290086A (en) 1995-12-13
GB2290086B true GB2290086B (en) 1997-12-17

Family

ID=26305032

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9509972A Expired - Fee Related GB2290086B (en) 1994-06-09 1995-05-17 Filter cleaning

Country Status (1)

Country Link
GB (1) GB2290086B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9525558D0 (en) * 1995-12-14 1996-02-14 Head Philip A system for coiled tubing
GB2308131B (en) * 1995-12-14 1999-03-31 Aea Technology Plc In situ filter cleaning
GB9525583D0 (en) * 1995-12-14 1996-02-14 Atomic Energy Authority Uk In situ filter cleaner
EP2138218B1 (en) * 2007-03-22 2014-06-25 Takerou Yoshida Filter apparatus
NL2002984C2 (en) * 2009-06-08 2010-12-09 Stichting Wetsus Ct Excellence Sustainable Water Technology Method and device for membrane cleaning in electro-membrane processes.
PT3257819T (en) 2010-08-06 2020-01-15 De Nora Holdings Us Inc Electrolytic on-site generator
US20250262578A1 (en) * 2024-02-15 2025-08-21 Haier Us Appliance Solutions, Inc. Water filter assembly and method for flow recovery

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2160545A (en) * 1984-06-21 1985-12-24 Atomic Energy Authority Uk Electrolytic cleaning of filters in situ
US5137607A (en) * 1990-04-27 1992-08-11 Wisconsin Alumni Research Foundation Reactor vessel using metal oxide ceramic membranes
US5162077A (en) * 1990-12-10 1992-11-10 Bryan Avron I Device for in situ cleaning a fouled sensor membrane of deposits

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2160545A (en) * 1984-06-21 1985-12-24 Atomic Energy Authority Uk Electrolytic cleaning of filters in situ
US5137607A (en) * 1990-04-27 1992-08-11 Wisconsin Alumni Research Foundation Reactor vessel using metal oxide ceramic membranes
US5162077A (en) * 1990-12-10 1992-11-10 Bryan Avron I Device for in situ cleaning a fouled sensor membrane of deposits

Also Published As

Publication number Publication date
GB9509972D0 (en) 1995-07-12
GB2290086A (en) 1995-12-13

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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: 20030517