GB2262244B - Improvements in or relating to belt filters - Google Patents

Improvements in or relating to belt filters

Info

Publication number
GB2262244B
GB2262244B GB9211609A GB9211609A GB2262244B GB 2262244 B GB2262244 B GB 2262244B GB 9211609 A GB9211609 A GB 9211609A GB 9211609 A GB9211609 A GB 9211609A GB 2262244 B GB2262244 B GB 2262244B
Authority
GB
United Kingdom
Prior art keywords
relating
belt filters
filters
belt
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
GB9211609A
Other versions
GB9211609D0 (en
GB2262244A (en
Inventor
Alan Cottam
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.)
Profit Improvement & Eng
Original Assignee
Profit Improvement & Eng
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 Profit Improvement & Eng filed Critical Profit Improvement & Eng
Publication of GB9211609D0 publication Critical patent/GB9211609D0/en
Priority to DE69213258T priority Critical patent/DE69213258T2/en
Priority to AU30894/92A priority patent/AU663544B2/en
Priority to AT92924780T priority patent/ATE141820T1/en
Priority to ES92924780T priority patent/ES2093859T3/en
Priority to JP5510695A priority patent/JPH07504842A/en
Priority to PCT/GB1992/002249 priority patent/WO1993011850A1/en
Priority to BR9206872A priority patent/BR9206872A/en
Priority to CA002125163A priority patent/CA2125163A1/en
Priority to DK92924780.7T priority patent/DK0625066T3/en
Priority to US08/244,578 priority patent/US5480544A/en
Priority to EP92924780A priority patent/EP0625066B1/en
Publication of GB2262244A publication Critical patent/GB2262244A/en
Priority to FI942578A priority patent/FI942578A/en
Priority to NO942077A priority patent/NO302276B1/en
Application granted granted Critical
Publication of GB2262244B publication Critical patent/GB2262244B/en
Priority to GR960402993T priority patent/GR3021622T3/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
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/04—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/44—Regenerating the filter material in the filter
    • B01D33/48—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
    • B01D33/50—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
    • B01D33/705—Filters with filtering elements which move during the filtering operation having feed or discharge devices with internal recirculation through the filter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
    • B01D33/74—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging filtrate
    • B01D33/745—Construction of suction casings, pans, or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
    • B01D33/76—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging the filter cake, e.g. chutes
    • B01D33/763—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging the filter cake, e.g. chutes for continuously discharging concentrated liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/80—Accessories
    • B01D33/801—Driving means, shaft packing systems or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/80—Accessories
    • B01D33/804—Accessories integrally combined with devices for controlling the filtration
    • B01D33/807—Accessories integrally combined with devices for controlling the filtration by level measuring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
GB9211609A 1991-12-05 1992-06-02 Improvements in or relating to belt filters Expired - Fee Related GB2262244B (en)

Priority Applications (14)

Application Number Priority Date Filing Date Title
DK92924780.7T DK0625066T3 (en) 1991-12-05 1992-12-03 improvements to or associated with band filters
US08/244,578 US5480544A (en) 1991-12-05 1992-12-03 Belt filters
AT92924780T ATE141820T1 (en) 1991-12-05 1992-12-03 IMPROVEMENTS TO OR RELATED TO BELT FILTERS
ES92924780T ES2093859T3 (en) 1991-12-05 1992-12-03 IMPROVEMENTS, RELATED TO TAPE FILTERS.
JP5510695A JPH07504842A (en) 1991-12-05 1992-12-03 Improvements in or related to belt filters
PCT/GB1992/002249 WO1993011850A1 (en) 1991-12-05 1992-12-03 Improvements in or relating to belt filters
BR9206872A BR9206872A (en) 1991-12-05 1992-12-03 Improvements in or relating to belt filters
CA002125163A CA2125163A1 (en) 1991-12-05 1992-12-03 Improvements in or relating to belt filters
DE69213258T DE69213258T2 (en) 1991-12-05 1992-12-03 IMPROVEMENTS ON OR REGARDING BELT FILTERS
AU30894/92A AU663544B2 (en) 1991-12-05 1992-12-03 Improvements in or relating to belt filters
EP92924780A EP0625066B1 (en) 1991-12-05 1992-12-03 Improvements in or relating to belt filters
FI942578A FI942578A (en) 1991-12-05 1994-06-01 Improvements to or related to belt filters
NO942077A NO302276B1 (en) 1991-12-05 1994-06-03 Enhancements to or associated with band filters
GR960402993T GR3021622T3 (en) 1991-12-05 1996-11-14 Improvements in or relating to belt filters.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919125863A GB9125863D0 (en) 1991-12-05 1991-12-05 Meniscus free belt filter

Publications (3)

Publication Number Publication Date
GB9211609D0 GB9211609D0 (en) 1992-07-15
GB2262244A GB2262244A (en) 1993-06-16
GB2262244B true GB2262244B (en) 1995-07-26

Family

ID=10705747

Family Applications (2)

Application Number Title Priority Date Filing Date
GB919125863A Pending GB9125863D0 (en) 1991-12-05 1991-12-05 Meniscus free belt filter
GB9211609A Expired - Fee Related GB2262244B (en) 1991-12-05 1992-06-02 Improvements in or relating to belt filters

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB919125863A Pending GB9125863D0 (en) 1991-12-05 1991-12-05 Meniscus free belt filter

Country Status (1)

Country Link
GB (2) GB9125863D0 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB510832A (en) * 1938-09-24 1939-08-09 Fritz Kienzie Improved methods of and apparatus for separating solids from a dispersion thereof in a liquid and for producing a web of material from such a dispersion
GB953483A (en) * 1962-04-17 1964-03-25 Hugh Robert Black Apparatus for removing solids and semi-solid materials from solutions
GB1280602A (en) * 1969-01-28 1972-07-05 Fmc Corp Removal of solid particles from suspension in a liquid
GB1330909A (en) * 1969-10-14 1973-09-19 American Air Filter Co Liquid filter apparatus
GB2138310A (en) * 1983-04-22 1984-10-24 Techno Pack Filtering cleaning liquor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB510832A (en) * 1938-09-24 1939-08-09 Fritz Kienzie Improved methods of and apparatus for separating solids from a dispersion thereof in a liquid and for producing a web of material from such a dispersion
GB953483A (en) * 1962-04-17 1964-03-25 Hugh Robert Black Apparatus for removing solids and semi-solid materials from solutions
GB1280602A (en) * 1969-01-28 1972-07-05 Fmc Corp Removal of solid particles from suspension in a liquid
GB1330909A (en) * 1969-10-14 1973-09-19 American Air Filter Co Liquid filter apparatus
GB2138310A (en) * 1983-04-22 1984-10-24 Techno Pack Filtering cleaning liquor

Also Published As

Publication number Publication date
GB9211609D0 (en) 1992-07-15
GB9125863D0 (en) 1992-02-05
GB2262244A (en) 1993-06-16

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010602