AU765826B2 - Pleated filter element and method of forming a pleated filter element - Google Patents

Pleated filter element and method of forming a pleated filter element Download PDF

Info

Publication number
AU765826B2
AU765826B2 AU24960/00A AU2496000A AU765826B2 AU 765826 B2 AU765826 B2 AU 765826B2 AU 24960/00 A AU24960/00 A AU 24960/00A AU 2496000 A AU2496000 A AU 2496000A AU 765826 B2 AU765826 B2 AU 765826B2
Authority
AU
Australia
Prior art keywords
pleats
filter element
equal
pleat
primary
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.)
Ceased
Application number
AU24960/00A
Other languages
English (en)
Other versions
AU2496000A (en
Inventor
Daniel K. Olsen
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.)
3M Innovative Properties Co
Original Assignee
Cuno Inc
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 Cuno Inc filed Critical Cuno Inc
Publication of AU2496000A publication Critical patent/AU2496000A/en
Application granted granted Critical
Publication of AU765826B2 publication Critical patent/AU765826B2/en
Assigned to 3M INNOVATIVE PROPERTIES COMPANY reassignment 3M INNOVATIVE PROPERTIES COMPANY Alteration of Name(s) in Register under S187 Assignors: CUNO INCORPORATED
Anticipated expiration legal-status Critical
Ceased 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
    • B01D46/522—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material with specific folds, e.g. having different lengths
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D27/00—Cartridge filters of the throw-away type
    • B01D27/04—Cartridge filters of the throw-away type with cartridges made of a piece of unitary material, e.g. filter paper
    • B01D27/06—Cartridge filters of the throw-away type with cartridges made of a piece of unitary material, e.g. filter paper with corrugated, folded or wound material
    • 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
    • B01D29/15—Supported filter elements arranged for inward flow filtration
    • B01D29/21—Supported filter elements arranged for inward flow filtration with corrugated, folded or wound sheets
    • 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
    • B01D29/50—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 multiple filtering elements, characterised by their mutual disposition
    • B01D29/56—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 multiple filtering elements, characterised by their mutual disposition in series connection
    • B01D29/58—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 multiple filtering elements, characterised by their mutual disposition in series connection arranged concentrically or coaxially
    • 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
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2411—Filter cartridges
    • 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
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/12—Pleated filters
    • B01D2201/122—Pleated filters with pleats of different length
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2275/00—Filter media structures for filters specially adapted for separating dispersed particles from gases or vapours
    • B01D2275/10—Multiple layers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Filtering Materials (AREA)
  • Filtration Of Liquid (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
AU24960/00A 1999-01-07 2000-01-07 Pleated filter element and method of forming a pleated filter element Ceased AU765826B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11502499P 1999-01-07 1999-01-07
US60/115024 1999-01-07
PCT/US2000/000438 WO2000040319A1 (en) 1999-01-07 2000-01-07 Pleated filter element and method of forming a pleated filter element

Publications (2)

Publication Number Publication Date
AU2496000A AU2496000A (en) 2000-07-24
AU765826B2 true AU765826B2 (en) 2003-10-02

Family

ID=22358877

Family Applications (1)

Application Number Title Priority Date Filing Date
AU24960/00A Ceased AU765826B2 (en) 1999-01-07 2000-01-07 Pleated filter element and method of forming a pleated filter element

Country Status (7)

Country Link
US (1) US6315130B1 (enExample)
EP (1) EP1140319B1 (enExample)
JP (2) JP5042408B2 (enExample)
AU (1) AU765826B2 (enExample)
BR (1) BR0008591A (enExample)
DE (1) DE60021055T2 (enExample)
WO (1) WO2000040319A1 (enExample)

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WO2003070351A1 (en) * 2002-02-15 2003-08-28 Cuno Incorporated System for monitoring the performance of fluid treatment cartridges
AU2003275175A1 (en) * 2002-09-26 2004-04-19 3M Innovative Properties Company Filterement including filtration media with multi-layer pleat support
TWI251581B (en) * 2002-10-24 2006-03-21 Kang Na Hsiung Entpr Co Ltd Non-woven fabric filter for processing activated sludge and method for treating wastewater by using such non-woven fabric filter
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Also Published As

Publication number Publication date
US6315130B1 (en) 2001-11-13
EP1140319A1 (en) 2001-10-10
JP2010110760A (ja) 2010-05-20
EP1140319B1 (en) 2005-06-29
JP2002534243A (ja) 2002-10-15
DE60021055D1 (de) 2005-08-04
DE60021055T2 (de) 2006-04-27
JP5042408B2 (ja) 2012-10-03
AU2496000A (en) 2000-07-24
BR0008591A (pt) 2002-10-08
WO2000040319A1 (en) 2000-07-13

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