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  • B01D39/2013
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BPERFORMING OPERATIONS TRANSPORTING B01Physical, chemical processing B01DSEPARATION B01D39/00Filtering material for liquid or gaseous fluids

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Patents Grantslast 30 patents

  • Information Patent Grant

    High efficiency synthetic filter media
    • Patent number 11,547,963
    • Issue date Jan 10, 2023
    • Knowlton Technologies, LLC
    • Richard Frank Barlow
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Process for making high efficiency synthetic filter media
    • Patent number 10,981,096
    • Issue date Apr 20, 2021
    • Knowlton Technologies, LLC
    • Richard Frank Barlow
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Process for utilizing a high efficiency synthetic filter media
    • Patent number 10,913,022
    • Issue date Feb 9, 2021
    • Knowlton Technologies, LLC
    • Richard Frank Barlow
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Air laid/wet laid gas filtration media
    • Patent number 6,579,350
    • Issue date Jun 17, 2003
    • Lydall, Inc.
    • Joseph P. Doherty
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Grant

    Uniformly tacky filter media
    • Patent number 6,136,058
    • Issue date Oct 24, 2000
    • Superior Fibers, Inc.
    • William R. Miller
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Method for improving the stiffness of extrudates
    • Patent number 5,884,138
    • Issue date Mar 16, 1999
    • Corning Incorporated
    • Devi Chalasani
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Uniformly tacky filter media
    • Patent number 5,846,603
    • Issue date Dec 8, 1998
    • Superior Fibers, Inc.
    • William R. Miller
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Granular filter medium
    • Patent number 4,326,964
    • Issue date Apr 27, 1982
    • Gene Hirs
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Synthetic granular filter material
    • Patent number 4,197,208
    • Issue date Apr 8, 1980
    • Gene Hirs
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Electrically conducting filter media for fluids
    • Patent number 3,933,643
    • Issue date Jan 20, 1976
    • The Carborundum Company
    • Floyd E. Colvin
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    3753500
    • Patent number 3,753,500
    • Issue date Aug 21, 1973
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    3158532
    • Patent number 3,158,532
    • Issue date Nov 24, 1964
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents