GB2071721B - Filter pleat spacing process - Google Patents

Filter pleat spacing process

Info

Publication number
GB2071721B
GB2071721B GB8100786A GB8100786A GB2071721B GB 2071721 B GB2071721 B GB 2071721B GB 8100786 A GB8100786 A GB 8100786A GB 8100786 A GB8100786 A GB 8100786A GB 2071721 B GB2071721 B GB 2071721B
Authority
GB
United Kingdom
Prior art keywords
pleat spacing
filter pleat
spacing process
filter
spacing
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
GB8100786A
Other versions
GB2071721A (en
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.)
MICROFLOW PATHFINDER Ltd
Original Assignee
MICROFLOW PATHFINDER 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 MICROFLOW PATHFINDER Ltd filed Critical MICROFLOW PATHFINDER Ltd
Priority to GB8100786A priority Critical patent/GB2071721B/en
Publication of GB2071721A publication Critical patent/GB2071721A/en
Application granted granted Critical
Publication of GB2071721B publication Critical patent/GB2071721B/en
Expired 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
    • B01D46/523—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
    • 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
    • B01D29/012—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
    • B01D29/01—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
    • B01D29/07—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 with corrugated, folded or wound filtering sheets
    • 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
    • B01D46/0001—Making 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
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31F1/00—Mechanical deformation without removing material, e.g. in combination with laminating
    • B31F1/20—Corrugating; Corrugating combined with laminating to other layers
    • B31F1/32—Corrugating already corrugated webs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2265/00—Casings, housings or mounting for filters specially adapted for separating dispersed particles from gases or vapours
    • B01D2265/04—Permanent measures for connecting different parts of the filter, e.g. welding, glueing or moulding

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filtering Materials (AREA)
GB8100786A 1980-01-16 1981-01-12 Filter pleat spacing process Expired GB2071721B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8100786A GB2071721B (en) 1980-01-16 1981-01-12 Filter pleat spacing process

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8001416 1980-01-16
GB8100786A GB2071721B (en) 1980-01-16 1981-01-12 Filter pleat spacing process

Publications (2)

Publication Number Publication Date
GB2071721A GB2071721A (en) 1981-09-23
GB2071721B true GB2071721B (en) 1983-11-23

Family

ID=26274157

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8100786A Expired GB2071721B (en) 1980-01-16 1981-01-12 Filter pleat spacing process

Country Status (1)

Country Link
GB (1) GB2071721B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4594162A (en) * 1984-02-13 1986-06-10 American Filtrona Corporation Pleated filter and method and apparatus for fabricating same
SE455378B (en) * 1986-11-17 1988-07-11 Flodins Filter Ab PROCEDURE FOR MANUFACTURING FILTERS
CA1339960C (en) * 1989-02-15 1998-07-21 Staffan B. Linnersten V-pleated filter device
GB2260916B (en) * 1989-02-15 1993-10-27 Pall Corp Filter device
US5098767A (en) * 1989-02-15 1992-03-24 Pall Corporation Filter device with micropleats and macropleats
US6159318A (en) * 1998-10-21 2000-12-12 Aaf International, Inc. Method for forming fibrous filter media, filter units and product
DE10157064B4 (en) * 2001-11-21 2004-12-23 Hans-Joachim Tittel Pleated filter material and method for producing such

Also Published As

Publication number Publication date
GB2071721A (en) 1981-09-23

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20010111