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USB408749I5 - - Google Patents

Info

Publication number
USB408749I5
USB408749I5 US40874973A USB408749I5 US B408749 I5 USB408749 I5 US B408749I5 US 40874973 A US40874973 A US 40874973A US B408749 I5 USB408749 I5 US B408749I5
Authority
US
United States
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
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 filed Critical
Priority to US408749A priority Critical patent/US3914116A/en
Publication of USB408749I5 publication Critical patent/USB408749I5/en
Application granted granted Critical
Publication of US3914116A publication Critical patent/US3914116A/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B01D46/10—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
    • B01D46/52—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
US408749A 1972-01-21 1973-10-24 High efficiency unit filter Expired - Lifetime US3914116A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US408749A US3914116A (en) 1972-01-21 1973-10-24 High efficiency unit filter

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US21967772A 1972-01-21 1972-01-21
US408749A US3914116A (en) 1972-01-21 1973-10-24 High efficiency unit filter

Publications (2)

Publication Number Publication Date
USB408749I5 true USB408749I5 (en) 1975-01-28
US3914116A US3914116A (en) 1975-10-21

Family

ID=26914120

Family Applications (1)

Application Number Title Priority Date Filing Date
US408749A Expired - Lifetime US3914116A (en) 1972-01-21 1973-10-24 High efficiency unit filter

Country Status (1)

Country Link
US (1) US3914116A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7959780B2 (en) 2004-07-26 2011-06-14 Emporia Capital Funding Llc Textured ion exchange membranes
US8293085B2 (en) 2005-07-26 2012-10-23 Pionetics Corporation Cartridge having textured membrane
US8562803B2 (en) 2005-10-06 2013-10-22 Pionetics Corporation Electrochemical ion exchange treatment of fluids
WO2017008827A1 (en) * 2015-07-10 2017-01-19 Camfil Ab High temperature filter assembly

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4252591A (en) * 1979-05-02 1981-02-24 Pall Corporation Corrugating apparatus and process
DE3622629A1 (en) * 1986-07-05 1988-01-07 Kernforschungsz Karlsruhe Filter pack
ATE113496T1 (en) * 1989-01-05 1994-11-15 Camfil Ab AIR FILTER.
EP0377419B1 (en) * 1989-01-05 1993-12-22 Camfil Ab Filter
US6932850B1 (en) 1998-06-29 2005-08-23 Pall Corporation Pleated filter and a method for making the same
US6699348B2 (en) 2001-04-13 2004-03-02 Camfil Ab Method for filter fabrication
CA2636131C (en) * 2006-01-12 2013-06-11 Camfil Ab Cleanable dust filter comprising a zigzag pleated filter pack
US8092635B2 (en) 2007-03-21 2012-01-10 Nexteer (Beijing) Technology Co., Ltd. Adjustable steering column utilizing a sleeve and a method of forming a filler with a sleeve
US9061234B2 (en) 2011-01-14 2015-06-23 Pall Corporation Gas filter assemblies and methods for filtering gases
JP7370695B2 (en) * 2018-10-17 2023-10-30 日本無機株式会社 Filter pack and air filter

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE536592A (en) *
US2681155A (en) * 1944-10-17 1954-06-15 Us Sec War Filter
US2764258A (en) * 1954-05-10 1956-09-25 Mine Safety Appliances Co Filter and method of fabrication
US2915426A (en) * 1954-02-01 1959-12-01 Poelman Armand Jacques Julien Filter device and method for making a filter device
CA599661A (en) * 1960-06-14 H. Eaton-Williams Raymond Fluid filters formed of fabrics containing thermoplastic yarns
US2952333A (en) * 1959-03-04 1960-09-13 Flanders Filter Inc Filters
FR1292392A (en) * 1961-03-24 1962-05-04 Fr De L Acetylene Soc Improvements in the manufacture of filter mats in accordion-pleated porous sheet
US3189179A (en) * 1962-07-18 1965-06-15 Gen Motors Corp Replaceable filter cartridge for a dry cleaner
US3242656A (en) * 1964-05-01 1966-03-29 American Air Filter Co High efficiency unit filter assembly
US3479018A (en) * 1968-03-05 1969-11-18 Western Ind Inc Evaporator pad
US3581479A (en) * 1968-04-08 1971-06-01 Cambridge Filter Corp Filter
US3692184A (en) * 1970-10-07 1972-09-19 Carborundum Co Filter cartridge and pack therefor and method of making same

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE536592A (en) *
CA599661A (en) * 1960-06-14 H. Eaton-Williams Raymond Fluid filters formed of fabrics containing thermoplastic yarns
US2681155A (en) * 1944-10-17 1954-06-15 Us Sec War Filter
US2915426A (en) * 1954-02-01 1959-12-01 Poelman Armand Jacques Julien Filter device and method for making a filter device
US2764258A (en) * 1954-05-10 1956-09-25 Mine Safety Appliances Co Filter and method of fabrication
US2952333A (en) * 1959-03-04 1960-09-13 Flanders Filter Inc Filters
FR1292392A (en) * 1961-03-24 1962-05-04 Fr De L Acetylene Soc Improvements in the manufacture of filter mats in accordion-pleated porous sheet
US3189179A (en) * 1962-07-18 1965-06-15 Gen Motors Corp Replaceable filter cartridge for a dry cleaner
US3242656A (en) * 1964-05-01 1966-03-29 American Air Filter Co High efficiency unit filter assembly
US3479018A (en) * 1968-03-05 1969-11-18 Western Ind Inc Evaporator pad
US3581479A (en) * 1968-04-08 1971-06-01 Cambridge Filter Corp Filter
US3692184A (en) * 1970-10-07 1972-09-19 Carborundum Co Filter cartridge and pack therefor and method of making same

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7959780B2 (en) 2004-07-26 2011-06-14 Emporia Capital Funding Llc Textured ion exchange membranes
US8293085B2 (en) 2005-07-26 2012-10-23 Pionetics Corporation Cartridge having textured membrane
US8562803B2 (en) 2005-10-06 2013-10-22 Pionetics Corporation Electrochemical ion exchange treatment of fluids
US9090493B2 (en) 2005-10-06 2015-07-28 Pionetics Corporation Electrochemical ion exchange treatment of fluids
WO2017008827A1 (en) * 2015-07-10 2017-01-19 Camfil Ab High temperature filter assembly
US10710014B2 (en) 2015-07-10 2020-07-14 Camfil Ab High temperature filter assembly

Also Published As

Publication number Publication date
US3914116A (en) 1975-10-21

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Legal Events

Date Code Title Description
AS Assignment

Owner name: CITICORP NORTH AMERICA, INC., NEW YORK

Free format text: SECURITY INTEREST;ASSIGNOR:SNYDERGENERAL CORPORATION, A MN CORP.;REEL/FRAME:005013/0592

Effective date: 19881117

AS Assignment

Owner name: ALLIS-CHALMERS CORPORATION, 1126 S. 70TH STR., W.

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNOR:AMERICAN AIR FILTER COMPANY, INC.;REEL/FRAME:005063/0240

Effective date: 19881117

Owner name: SNYDERGENERAL CORPORATION, TEXAS

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNOR:ALLIS-CHALMERS CORPORATION;REEL/FRAME:005091/0514

Effective date: 19881117

STCF Information on status: patent grant

Free format text: PATENTED FILE - (OLD CASE ADDED FOR FILE TRACKING PURPOSES)

AS Assignment

Owner name: CITICORP NORTH AMERICA, INC.

Free format text: SECURITY INTEREST;ASSIGNOR:SNYDERGENERAL CORPORATION;REEL/FRAME:006072/0247

Effective date: 19920326

AS Assignment

Owner name: SNYDERGENERAL CORPORATION A CORP. OF DELAWARE

Free format text: RELEASE BY SECOND PARTY OF A SECURITY AGREEMENT RECORDED AT REEL 5013 FRAME 592.;ASSIGNOR:CITICORP NORTH AMERICA, INC. A CORP. OF DELAWARE;REEL/FRAME:006104/0270

Effective date: 19920326