GB2493421B - Filter - Google Patents

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Publication number
GB2493421B
GB2493421B GB1212124.0A GB201212124A GB2493421B GB 2493421 B GB2493421 B GB 2493421B GB 201212124 A GB201212124 A GB 201212124A GB 2493421 B GB2493421 B GB 2493421B
Authority
GB
United Kingdom
Prior art keywords
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
GB1212124.0A
Other versions
GB201212124D0 (en
GB2493421A (en
Inventor
Deryck Stevenson
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to PCT/GB2012/000583 priority Critical patent/WO2013017811A1/en
Publication of GB201212124D0 publication Critical patent/GB201212124D0/en
Publication of GB2493421A publication Critical patent/GB2493421A/en
Application granted granted Critical
Publication of GB2493421B publication Critical patent/GB2493421B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/02—Precoating the filter medium; Addition of filter aids to the liquid being filtered
    • B01D37/025—Precoating the filter medium; Addition of filter aids to the liquid being filtered additives incorporated 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
    • B01D29/0097—Curved filtering elements, e.g. concave 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
    • B01D29/03—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 self-supporting
    • B01D29/035—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 self-supporting with curved 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
    • B01D29/11—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
    • B01D29/111—Making 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
    • B01D29/11—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
    • 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
    • B01D29/31—Self-supporting filtering elements
    • B01D29/33—Self-supporting filtering elements arranged for inward flow filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
    • B01D35/023—Filler pipe filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
  • Filtering Materials (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
GB1212124.0A 2011-07-30 2012-07-09 Filter Expired - Fee Related GB2493421B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/GB2012/000583 WO2013017811A1 (en) 2011-07-30 2012-07-10 Stevenson filter

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GBGB1113156.2A GB201113156D0 (en) 2011-07-30 2011-07-30 New style pump filter/collection basket
GB1114884.8A GB2493569A (en) 2011-07-30 2011-08-26 Filter basket with a convex portion
GB1200052.7A GB2493577A (en) 2011-07-30 2012-01-04 Filter basket with a convex portion
GB1200620.1A GB2493578A (en) 2011-07-30 2012-01-16 Filter basket with a concave portion

Publications (3)

Publication Number Publication Date
GB201212124D0 GB201212124D0 (en) 2012-08-22
GB2493421A GB2493421A (en) 2013-02-06
GB2493421B true GB2493421B (en) 2013-06-26

Family

ID=44676469

Family Applications (5)

Application Number Title Priority Date Filing Date
GBGB1113156.2A Ceased GB201113156D0 (en) 2011-07-30 2011-07-30 New style pump filter/collection basket
GB1114884.8A Withdrawn GB2493569A (en) 2011-07-30 2011-08-26 Filter basket with a convex portion
GB1200052.7A Withdrawn GB2493577A (en) 2011-07-30 2012-01-04 Filter basket with a convex portion
GB1200620.1A Withdrawn GB2493578A (en) 2011-07-30 2012-01-16 Filter basket with a concave portion
GB1212124.0A Expired - Fee Related GB2493421B (en) 2011-07-30 2012-07-09 Filter

Family Applications Before (4)

Application Number Title Priority Date Filing Date
GBGB1113156.2A Ceased GB201113156D0 (en) 2011-07-30 2011-07-30 New style pump filter/collection basket
GB1114884.8A Withdrawn GB2493569A (en) 2011-07-30 2011-08-26 Filter basket with a convex portion
GB1200052.7A Withdrawn GB2493577A (en) 2011-07-30 2012-01-04 Filter basket with a convex portion
GB1200620.1A Withdrawn GB2493578A (en) 2011-07-30 2012-01-16 Filter basket with a concave portion

Country Status (1)

Country Link
GB (5) GB201113156D0 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11267412A (en) * 1998-03-24 1999-10-05 Nsk Warner Kk Oil strainer for solenoid valve
JP2011125792A (en) * 2009-12-18 2011-06-30 Toyo Valve Co Ltd Vertical strainer

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61118111A (en) * 1984-11-14 1986-06-05 Matsushita Electric Works Ltd Strainer
US5092999A (en) * 1990-02-14 1992-03-03 Ultra Flo, Inc. Filtering means
US5830350A (en) * 1997-03-07 1998-11-03 Voss; Gene A. Pool skimmer basket
WO2000018487A1 (en) * 1998-09-30 2000-04-06 Dresser Equipment Group, Inc. Filtration device and an indicating apparatus and method for a filtration device
US6848584B2 (en) * 2002-09-26 2005-02-01 Drilltec Patents & Technologies Co., Inc. Strainer basket and method of making and using the same

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11267412A (en) * 1998-03-24 1999-10-05 Nsk Warner Kk Oil strainer for solenoid valve
JP2011125792A (en) * 2009-12-18 2011-06-30 Toyo Valve Co Ltd Vertical strainer

Also Published As

Publication number Publication date
GB2493577A (en) 2013-02-13
GB201113156D0 (en) 2011-09-14
GB2493569A (en) 2013-02-13
GB2493578A (en) 2013-02-13
GB201212124D0 (en) 2012-08-22
GB201200620D0 (en) 2012-02-29
GB201114884D0 (en) 2011-10-12
GB2493421A (en) 2013-02-06
GB201200052D0 (en) 2012-02-15

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Legal Events

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

Effective date: 20170709