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GB2269763B - Porous metal filters - Google Patents

Porous metal filters

Info

Publication number
GB2269763B
GB2269763B GB9320787A GB9320787A GB2269763B GB 2269763 B GB2269763 B GB 2269763B GB 9320787 A GB9320787 A GB 9320787A GB 9320787 A GB9320787 A GB 9320787A GB 2269763 B GB2269763 B GB 2269763B
Authority
GB
United Kingdom
Prior art keywords
porous metal
metal filters
filters
porous
metal
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
GB9320787A
Other versions
GB9320787D0 (en
GB2269763A (en
Inventor
Paul Charles Koehler
Stephen Arthur Giebel
Michael Blattner Whitlock
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.)
Pall Corp
Original Assignee
Pall Corp
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
Priority claimed from GB9016087A external-priority patent/GB2234189B/en
Application filed by Pall Corp filed Critical Pall Corp
Publication of GB9320787D0 publication Critical patent/GB9320787D0/en
Publication of GB2269763A publication Critical patent/GB2269763A/en
Application granted granted Critical
Publication of GB2269763B publication Critical patent/GB2269763B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10—Sintering only
    • B22F3/11—Making porous workpieces or articles
    • B22F3/1103—Making porous workpieces or articles with particular physical characteristics
    • 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
    • B01D39/2027—Metallic material
    • B01D39/2031—Metallic material the material being particulate
    • B01D39/2034—Metallic material the material being particulate sintered or bonded by inorganic agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Materials (AREA)
  • Powder Metallurgy (AREA)
GB9320787A 1989-07-28 1993-10-08 Porous metal filters Expired - Fee Related GB2269763B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US38612389A 1989-07-28 1989-07-28
GB9016087A GB2234189B (en) 1989-07-28 1990-07-23 Liquid laydown process for metal filters

Publications (3)

Publication Number Publication Date
GB9320787D0 GB9320787D0 (en) 1993-12-01
GB2269763A GB2269763A (en) 1994-02-23
GB2269763B true GB2269763B (en) 1994-05-11

Family

ID=26297363

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9320787A Expired - Fee Related GB2269763B (en) 1989-07-28 1993-10-08 Porous metal filters

Country Status (1)

Country Link
GB (1) GB2269763B (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4822692A (en) * 1985-02-01 1989-04-18 Pall Corporation Seamless porous metal article and method of making

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4822692A (en) * 1985-02-01 1989-04-18 Pall Corporation Seamless porous metal article and method of making

Also Published As

Publication number Publication date
GB9320787D0 (en) 1993-12-01
GB2269763A (en) 1994-02-23

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Legal Events

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

Effective date: 19990723