GB2315230B - Improvements in or relating to pressure leaf filters - Google Patents

Improvements in or relating to pressure leaf filters

Info

Publication number
GB2315230B
GB2315230B GB9614781A GB9614781A GB2315230B GB 2315230 B GB2315230 B GB 2315230B GB 9614781 A GB9614781 A GB 9614781A GB 9614781 A GB9614781 A GB 9614781A GB 2315230 B GB2315230 B GB 2315230B
Authority
GB
United Kingdom
Prior art keywords
relating
pressure leaf
leaf filters
filters
pressure
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
GB9614781A
Other versions
GB2315230A (en
GB9614781D0 (en
Inventor
Robert David Hughes
Stephen Andrew Moore
Michael David Reed
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.)
BRITISH COAL CORP
UK Secretary of State for Trade and Industry
Original Assignee
BRITISH COAL CORP
UK Secretary of State for Trade and Industry
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 BRITISH COAL CORP, UK Secretary of State for Trade and Industry filed Critical BRITISH COAL CORP
Priority to GB9614781A priority Critical patent/GB2315230B/en
Publication of GB9614781D0 publication Critical patent/GB9614781D0/en
Publication of GB2315230A publication Critical patent/GB2315230A/en
Application granted granted Critical
Publication of GB2315230B publication Critical patent/GB2315230B/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
    • 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
    • B01D29/39—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 hollow discs side by side on, or around, one or more tubes, e.g. of the leaf type
    • B01D29/41—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 hollow discs side by side on, or around, one or more tubes, e.g. of the leaf type mounted transversely on the tube
    • 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
    • B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
    • B01D29/6438—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element nozzles
    • B01D29/6446—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element nozzles with a rotary movement with respect to 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
    • B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
    • B01D29/6438—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element nozzles
    • B01D29/6453—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element nozzles with a translational movement with respect to the filtering element

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
GB9614781A 1996-07-13 1996-07-13 Improvements in or relating to pressure leaf filters Expired - Fee Related GB2315230B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9614781A GB2315230B (en) 1996-07-13 1996-07-13 Improvements in or relating to pressure leaf filters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9614781A GB2315230B (en) 1996-07-13 1996-07-13 Improvements in or relating to pressure leaf filters

Publications (3)

Publication Number Publication Date
GB9614781D0 GB9614781D0 (en) 1996-09-04
GB2315230A GB2315230A (en) 1998-01-28
GB2315230B true GB2315230B (en) 2000-01-12

Family

ID=10796892

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9614781A Expired - Fee Related GB2315230B (en) 1996-07-13 1996-07-13 Improvements in or relating to pressure leaf filters

Country Status (1)

Country Link
GB (1) GB2315230B (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1020736A (en) * 1963-07-30 1966-02-23 Holstein & Kappert Maschf Improvements in filters for liquids
GB1023553A (en) * 1961-11-27 1966-03-23 Ametek Inc Improvements in leaf filters
GB1043928A (en) * 1963-09-20 1966-09-28 Holstein & Kappert Maschf Improvements in or relating to filters
US4230576A (en) * 1977-05-09 1980-10-28 Chemap Ag Method of cleaning filter elements thereof
US4332680A (en) * 1980-04-14 1982-06-01 United States Filter Fluid Systems Corporation Filter sluicing apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1023553A (en) * 1961-11-27 1966-03-23 Ametek Inc Improvements in leaf filters
GB1020736A (en) * 1963-07-30 1966-02-23 Holstein & Kappert Maschf Improvements in filters for liquids
GB1043928A (en) * 1963-09-20 1966-09-28 Holstein & Kappert Maschf Improvements in or relating to filters
US4230576A (en) * 1977-05-09 1980-10-28 Chemap Ag Method of cleaning filter elements thereof
US4332680A (en) * 1980-04-14 1982-06-01 United States Filter Fluid Systems Corporation Filter sluicing apparatus

Also Published As

Publication number Publication date
GB2315230A (en) 1998-01-28
GB9614781D0 (en) 1996-09-04

Similar Documents

Publication Publication Date Title
GB9720307D0 (en) Improvements in or relating to firearms
GB2313410B (en) Improvements in or relating to pumps
GB9416487D0 (en) Improvements in or relating to air filters
GB9623175D0 (en) Improvements in or relating to amplifiers
GB9524161D0 (en) Improvements in or relating to glazing assemblies
GB9606522D0 (en) Improvements in or relating to tailbuoys
GB2314515B (en) Improvements in or relating to pressure leaf filters
GB2315230B (en) Improvements in or relating to pressure leaf filters
GB9706100D0 (en) Improvements in or relating to fluid filtration
GB2313008B (en) Improvements in or relating to filters
GB9509020D0 (en) Improvements in or relating to bookbinding
GB9617482D0 (en) Improvements in or relating to pre pump filters
GB9400989D0 (en) Improvements in or relating to pumps
GB9604953D0 (en) Improvements in or relating to double glazing units
GB9616558D0 (en) Improvements in or relating to fluid filtration
GB9405031D0 (en) Improvements in or relating to tracered ammunition
GB9605128D0 (en) Improvements in or relating to connecting members
GB9519600D0 (en) Improvements in or relating to handpumps
GB9518247D0 (en) Improvements in or relating to fluid filtration
GB9826570D0 (en) Improvements in or relating to filters
GB9607997D0 (en) Improvements in or relating to screens
GB9605866D0 (en) Improvements in or relating to diaries
GB2295635B (en) Improvements in or relating to blinds
GB9406335D0 (en) Improvements in or relating to capacitors
GB9613074D0 (en) Improvements relating to filters

Legal Events

Date Code Title Description
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: 20050713