GB9202781D0 - Improvements in and relating to filters - Google Patents

Improvements in and relating to filters

Info

Publication number
GB9202781D0
GB9202781D0 GB929202781A GB9202781A GB9202781D0 GB 9202781 D0 GB9202781 D0 GB 9202781D0 GB 929202781 A GB929202781 A GB 929202781A GB 9202781 A GB9202781 A GB 9202781A GB 9202781 D0 GB9202781 D0 GB 9202781D0
Authority
GB
United Kingdom
Prior art keywords
filters
relating
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.)
Pending
Application number
GB929202781A
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.)
BTR PLC
Original Assignee
BTR PLC
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 BTR PLC filed Critical BTR PLC
Priority to GB929202781A priority Critical patent/GB9202781D0/en
Publication of GB9202781D0 publication Critical patent/GB9202781D0/en
Priority to GB9303491A priority patent/GB2264072B/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
    • B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
    • B01D46/525—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material which comprises flutes
    • B01D46/526—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material which comprises flutes in stacked arrangement
    • 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
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • 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
    • B01D46/0084—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours provided with safety means
    • B01D46/0091—Including arrangements for environmental or personal protection
    • B01D46/0094—Including arrangements for environmental or personal protection against radiation
    • 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
    • B01D46/42—Auxiliary equipment or operation thereof
    • B01D46/4227—Manipulating filters or filter elements, e.g. handles or extracting tools
    • 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
    • B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
    • B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
    • B01D46/523—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material with means for maintaining spacing between the pleats or folds
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
    • G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
    • G21F9/02—Treating gases

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Filtering Materials (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
GB929202781A 1992-02-11 1992-02-11 Improvements in and relating to filters Pending GB9202781D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB929202781A GB9202781D0 (en) 1992-02-11 1992-02-11 Improvements in and relating to filters
GB9303491A GB2264072B (en) 1992-02-11 1993-02-10 Improvements in and relating to filters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB929202781A GB9202781D0 (en) 1992-02-11 1992-02-11 Improvements in and relating to filters

Publications (1)

Publication Number Publication Date
GB9202781D0 true GB9202781D0 (en) 1992-03-25

Family

ID=10710118

Family Applications (2)

Application Number Title Priority Date Filing Date
GB929202781A Pending GB9202781D0 (en) 1992-02-11 1992-02-11 Improvements in and relating to filters
GB9303491A Expired - Fee Related GB2264072B (en) 1992-02-11 1993-02-10 Improvements in and relating to filters

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9303491A Expired - Fee Related GB2264072B (en) 1992-02-11 1993-02-10 Improvements in and relating to filters

Country Status (1)

Country Link
GB (2) GB9202781D0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5507847A (en) * 1994-07-29 1996-04-16 W. L. Gore & Associates, Inc. ULPA filter
DE20010383U1 (en) * 2000-06-09 2000-08-31 Irema Filter Gmbh Filter arrangement
DE102020107345A1 (en) * 2020-03-17 2021-09-23 Mann+Hummel Gmbh Aerosol separator and method for installing a coalescence filter element in an aerosol separator
DE102022102013A1 (en) * 2022-01-28 2023-08-03 Mann+Hummel Gmbh Filter element with zigzag pleated filter medium and filter system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2138412C3 (en) * 1971-07-28 1982-12-30 Delbag-Luftfilter Gmbh, 1000 Berlin HEPA filter pack for gas cleaning made from zigzag folded filter paper
GB1334002A (en) * 1972-05-04 1973-10-17 Marshall D A G Fluid filters
DE3003409C2 (en) * 1980-01-31 1985-01-10 Schulz & Co, 5830 Schwelm Filter element for air and gas cleaning
CA1179951A (en) * 1980-09-22 1984-12-27 Robert S. Mules Filters and their manufacture
CA1339960C (en) * 1989-02-15 1998-07-21 Staffan B. Linnersten V-pleated filter device

Also Published As

Publication number Publication date
GB9303491D0 (en) 1993-04-07
GB2264072A (en) 1993-08-18
GB2264072B (en) 1995-09-20

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