WO2010139961A8 - Filter medium with a multiplicity of different filter layers and use for testing filter media - Google Patents

Filter medium with a multiplicity of different filter layers and use for testing filter media Download PDF

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Publication number
WO2010139961A8
WO2010139961A8 PCT/GB2010/001102 GB2010001102W WO2010139961A8 WO 2010139961 A8 WO2010139961 A8 WO 2010139961A8 GB 2010001102 W GB2010001102 W GB 2010001102W WO 2010139961 A8 WO2010139961 A8 WO 2010139961A8
Authority
WO
WIPO (PCT)
Prior art keywords
filter
multiplicity
testing
different
layers
Prior art date
Application number
PCT/GB2010/001102
Other languages
French (fr)
Other versions
WO2010139961A1 (en
Inventor
John Richard Price
Daniel Whittaker
Original Assignee
Hydrotechnik Uk Limited
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 Hydrotechnik Uk Limited filed Critical Hydrotechnik Uk Limited
Priority to GB1121338.6A priority Critical patent/GB2483199A/en
Publication of WO2010139961A1 publication Critical patent/WO2010139961A1/en
Publication of WO2010139961A8 publication Critical patent/WO2010139961A8/en

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
    • 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
    • B01D29/01—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 flat filtering elements
    • 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
    • B01D29/01—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 flat filtering elements
    • B01D29/05—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 flat filtering elements supported
    • 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
    • B01D29/01—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 flat filtering elements
    • B01D29/05—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 flat filtering elements supported
    • B01D29/055—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 flat filtering elements supported ring shaped
    • 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
    • B01D29/50—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 multiple filtering elements, characterised by their mutual disposition
    • B01D29/56—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 multiple filtering elements, characterised by their mutual disposition in series connection
    • B01D29/58—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 multiple filtering elements, characterised by their mutual disposition in series connection arranged concentrically or coaxially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B01D46/106—Ring-shaped filtering elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
    • B01D46/62—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
    • B01D46/62—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
    • B01D46/64—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
  • Filtration Of Liquid (AREA)

Abstract

A fluid filter element (10) is provided which comprises a plurality of filter stages (12) and a fluid path (14) which passes sequentially through the filter stages (12). At least some of the filter stages (12) have different filter characteristics.
PCT/GB2010/001102 2009-06-05 2010-06-03 Filter medium with a multiplicity of different filter layers and use for testing filter media WO2010139961A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1121338.6A GB2483199A (en) 2009-06-05 2010-06-03 Filter medium with a multiplicity of different filter layers and use for testing filter media

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GBGB0909732.0A GB0909732D0 (en) 2009-06-05 2009-06-05 Improvements in or relating to methods and apparatus for fluid filtration
GB0909732.0 2009-06-05
GB0920683.0 2009-11-26
GBGB0920683.0A GB0920683D0 (en) 2009-06-05 2009-11-26 Improvements in or relating to methods and apparatus for fluid filtration

Publications (2)

Publication Number Publication Date
WO2010139961A1 WO2010139961A1 (en) 2010-12-09
WO2010139961A8 true WO2010139961A8 (en) 2012-02-23

Family

ID=40936991

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/GB2010/001102 WO2010139961A1 (en) 2009-06-05 2010-06-03 Filter medium with a multiplicity of different filter layers and use for testing filter media

Country Status (2)

Country Link
GB (3) GB0909732D0 (en)
WO (1) WO2010139961A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201013194D0 (en) * 2009-11-26 2010-09-22 Hydrotechnik Uk Ltd Improvements in or relating to methods and apparatus for fluid filtration
CN104406035A (en) * 2014-12-05 2015-03-11 山东蓬翔汽车有限公司 External lubricating oil filter

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2288426A (en) * 1939-10-30 1942-06-30 Nat Automotive Fibres Inc Filter material
US3003643A (en) * 1957-10-28 1961-10-10 Johnson & Johnson Filter media
US4025438A (en) * 1974-10-21 1977-05-24 Gelman Instrument Company Water filter device
US4115277A (en) * 1977-06-17 1978-09-19 Pioneer Filters, Inc. Blood filtering apparatus of graduated fiber density
DE3516341A1 (en) * 1985-05-07 1986-11-13 Johann Dr. Hinterberger Layer filter apparatus for clarification and disinfection of liquids (for example contaminated water) and alternatively for testing filter combinations (for example made of depth filters and screen filters) for defined applications
US5468847A (en) * 1994-03-10 1995-11-21 Minnesota Mining And Manufacturing Company Method of isolating and purifying a biomacromolecule
US5595653A (en) * 1994-07-15 1997-01-21 Cera, Inc. Microcolumn for extraction of analytes from liquids
US5472600A (en) * 1995-02-01 1995-12-05 Minnesota Mining And Manufacturing Company Gradient density filter
GB2418872B (en) * 2004-10-06 2009-09-30 Ford Global Tech Llc A filter assembly for an engine

Also Published As

Publication number Publication date
GB0920683D0 (en) 2010-01-13
WO2010139961A1 (en) 2010-12-09
GB2483199A (en) 2012-02-29
GB0909732D0 (en) 2009-07-22
GB201121338D0 (en) 2012-01-25

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