GB1491463A - Filter material - Google Patents

Filter material

Info

Publication number
GB1491463A
GB1491463A GB582574A GB582574A GB1491463A GB 1491463 A GB1491463 A GB 1491463A GB 582574 A GB582574 A GB 582574A GB 582574 A GB582574 A GB 582574A GB 1491463 A GB1491463 A GB 1491463A
Authority
GB
United Kingdom
Prior art keywords
sheet
filter material
metallic wire
fibres
bonded
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
Application number
GB582574A
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.)
Crosland Filters Ltd
Original Assignee
Crosland Filters Ltd
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 Crosland Filters Ltd filed Critical Crosland Filters Ltd
Priority to GB582574A priority Critical patent/GB1491463A/en
Priority to US05/770,627 priority patent/US4089783A/en
Publication of GB1491463A publication Critical patent/GB1491463A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/08—Filter cloth, i.e. woven, knitted or interlaced material
    • B01D39/086—Filter cloth, i.e. woven, knitted or interlaced material of inorganic material
    • 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
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/04—Supports for the filtering elements
    • B01D2201/0407—Perforated supports on both sides of the filtering element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material

Abstract

1491463 Laminates CROSLANDS FILTERS Ltd 27 Jan 1975 [8 Feb 1974] 05825/74 Heading B5N [Also in Division B1] A filter material comprises a sheet of glass fibres 12, at least one sheet of bonded fibres 13 disposed on each side of the glass fibre sheet and two outermost sheets of metallic wire mesh 14 each of which is in contact with a respective bonded fibre sheet. The metallic wire may be aluminium. The material may form a cylindrical pleated filter element (Fig. 2) for hydraulic machinery on I.C. engines.
GB582574A 1974-02-08 1974-02-08 Filter material Expired GB1491463A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB582574A GB1491463A (en) 1974-02-08 1974-02-08 Filter material
US05/770,627 US4089783A (en) 1974-02-08 1977-02-22 Filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB582574A GB1491463A (en) 1974-02-08 1974-02-08 Filter material

Publications (1)

Publication Number Publication Date
GB1491463A true GB1491463A (en) 1977-11-09

Family

ID=9803311

Family Applications (1)

Application Number Title Priority Date Filing Date
GB582574A Expired GB1491463A (en) 1974-02-08 1974-02-08 Filter material

Country Status (1)

Country Link
GB (1) GB1491463A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0306231A2 (en) * 1987-08-31 1989-03-08 Minnesota Mining And Manufacturing Company Flexible filter element employing filtering sheets formed with bypass openings
GB2389326A (en) * 2002-05-22 2003-12-10 Fenchurch Environmental Group High temperature gas filter

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0306231A2 (en) * 1987-08-31 1989-03-08 Minnesota Mining And Manufacturing Company Flexible filter element employing filtering sheets formed with bypass openings
EP0306231A3 (en) * 1987-08-31 1990-06-06 Minnesota Mining And Manufacturing Company Flexible filter element employing filtering sheets formed with bypass openings
GB2389326A (en) * 2002-05-22 2003-12-10 Fenchurch Environmental Group High temperature gas filter
GB2389326B (en) * 2002-05-22 2005-09-28 Fenchurch Environmental Group A filter for use with high temperature gases

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Legal Events

Date Code Title Description
PS Patent sealed
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930127