with filter bags filtering from the inside

Industry

  • CPC
  • B01D23/04
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Patents Grantslast 30 patents

  • Information Patent Grant

    Enhanced liquid filter bag

    • Patent number 10,661,203
    • Issue date May 26, 2020
    • Fred Geyer
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Automated method and system for the analysis of total dietary fiber

    • Patent number 9,764,324
    • Issue date Sep 19, 2017
    • Ankom Technology Corporation
    • Andrew R. Komarek
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Grant

    Fluid purification device with flexible housing

    • Patent number 9,700,846
    • Issue date Jul 11, 2017
    • Rorus Inc.
    • Corinne Clinch
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Liquid waste treatment apparatus

    • Patent number 9,556,604
    • Issue date Jan 31, 2017
    • Presby Patent Trust
    • David W. Presby
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Automated method and system for the analysis of total dietary fiber

    • Patent number 9,182,382
    • Issue date Nov 10, 2015
    • Ankom Technology Corporation
    • Andrew R. Komarek
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Grant

    Water filtering device

    • Patent number 8,889,005
    • Issue date Nov 18, 2014
    • Push Enterprise Co., Ltd
    • Bill Lin
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Fluid conduit with layered and partial covering material thereon

    • Patent number 8,815,094
    • Issue date Aug 26, 2014
    • Presby Patent Trust
    • David W. Presby
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Filter system for positioning within a storm water sewer

    • Patent number 8,679,329
    • Issue date Mar 25, 2014
    • Gregory M. Vreeland
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Curb inlet catch basin filtration apparatus

    • Patent number 8,608,956
    • Issue date Dec 17, 2013
    • Cleanway Environmental Partners, Inc.
    • Matthew Moulton
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Fluid conduit with layered and partial covering material thereon

    • Patent number 8,342,212
    • Issue date Jan 1, 2013
    • Presby Patent Trust
    • David W. Presby
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method and apparatus for cleaning cooling tower basins

    • Patent number 4,839,064
    • Issue date Jun 13, 1989
    • Kevin B. McBurney
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Method and apparatus for cleaning tower basins

    • Patent number 4,683,067
    • Issue date Jul 28, 1987
    • Javier Aleman
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Aquarium filter system

    • Patent number 4,622,148
    • Issue date Nov 11, 1986
    • Willinger Bros., Inc.
    • Allan H. Willinger
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Filtering device

    • Patent number 4,574,047
    • Issue date Mar 4, 1986
    • Borje O. Rosaen
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Low volume, large area filters for IV or blood filtration

    • Patent number 4,517,090
    • Issue date May 14, 1985
    • Baxter Travenol Laboratories, Inc.
    • Jean Kersten
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Flexible filter device with means to position filter bag

    • Patent number 4,496,459
    • Issue date Jan 29, 1985
    • Borje O. Rosaen
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Leaf trap and main drain assembly

    • Patent number 4,460,462
    • Issue date Jul 17, 1984
    • Arneson Products, Inc.
    • Howard M. Arneson
    • E04 - BUILDING
  • Information Patent Grant

    Multiple stage multiple filter hydrate store

    • Patent number 4,386,140
    • Issue date May 31, 1983
    • Energy Development Associates, Inc.
    • Harry K. Bjorkman
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Fuel sedimentation device

    • Patent number 4,371,437
    • Issue date Feb 1, 1983
    • Honda Giken Kogyo Kabushiki Kaisha
    • Hiroyuki Iwasaki
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Locomotive engine coolant filter

    • Patent number 4,260,012
    • Issue date Apr 7, 1981
    • Humberto Suarez
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filtering member for filters

    • Patent number 4,197,100
    • Issue date Apr 8, 1980
    • Hans P. Hausheer
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Caustic chlorine filter bag

    • Patent number 4,172,788
    • Issue date Oct 30, 1979
    • Alton E. Ingram
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Lint filter assembly

    • Patent number 4,123,361
    • Issue date Oct 31, 1978
    • Loren H. Marschman
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Pump basket strainer and assembly

    • Patent number 4,059,519
    • Issue date Nov 22, 1977
    • Purex Corporation
    • Steven A. Zieg
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Flat profile filter

    • Patent number 4,021,353
    • Issue date May 3, 1977
    • Burron Medical Products, Inc.
    • Kenneth Raines
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Pressure filter

    • Patent number 4,021,354
    • Issue date May 3, 1977
    • Bristol-Myers Company
    • Robert Lyon
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    3779389

    • Patent number 3,779,389
    • Issue date Dec 18, 1973
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    3744639

    • Patent number 3,744,639
    • Issue date Jul 10, 1973
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    3735874

    • Patent number 3,735,874
    • Issue date May 29, 1973
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    3733267

    • Patent number 3,733,267
    • Issue date May 15, 1973
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents