TREA

Filters with loose, granular, or fibrous filtering material

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Industry

  • CPC
  • B01D29/0027
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B01Physical, chemical processing B01DSEPARATION B01D29/00Other filters with filtering elements stationary during filtration

Current Industry

B01D29/0027Filters with loose, granular, or fibrous filtering material
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Pool strainer basket insect and organic matter trap
    • Patent number 11,713,584
    • Issue date Aug 1, 2023
    • Linda D. Wilson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filtration medium for removal or inactivation of microorganisms fro...
    • Patent number 11,186,498
    • Issue date Nov 30, 2021
    • MESOFILTER INC.
    • Liangjie Dong
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Filter medium, filtering device using filter medium, and filter med...
    • Patent number 10,252,192
    • Issue date Apr 9, 2019
    • ISHIGAKI Company Limited
    • Kunio Fujita
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Receiver dryer, method of manufacturing receiver dryer and air-cond...
    • Patent number 9,759,463
    • Issue date Sep 12, 2017
    • ZHEJIANG SANHUA AUTOMOTIVE COMPONENTS CO., LTD
    • Lixin Wang
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Filter element and method of making a filter element
    • Patent number 4,838,905
    • Issue date Jun 13, 1989
    • Domnick Hunter Filters Limited
    • Colin T. Billiet
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Suspension liquid separator
    • Patent number 4,696,797
    • Issue date Sep 29, 1987
    • Environmental Diagnostics, Inc.
    • Arden A. Kelton
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Cartridge filter with plural medias
    • Patent number 4,692,246
    • Issue date Sep 8, 1987
    • Abraham E. Simon
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Prefilter device for polymeric material
    • Patent number 4,661,249
    • Issue date Apr 28, 1987
    • Metallurgical Industries, Inc.
    • Isaac L. Langley
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter cartridge
    • Patent number 4,626,350
    • Issue date Dec 2, 1986
    • Roger P. Reid
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Method and apparatus to improve well water quality
    • Patent number 4,624,319
    • Issue date Nov 25, 1986
    • Van Der Borght; Jacques A.
    • Jacques A. Van Der Borght
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Filter cartridge
    • Patent number 4,483,769
    • Issue date Nov 20, 1984
    • Aquaria, Inc.
    • Robert M. Sherman
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter pack
    • Patent number 4,358,375
    • Issue date Nov 9, 1982
    • Allied Corporation
    • Stanley D. Wood
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Apparatus and method for dispensing purifying media mixture
    • Patent number 4,329,235
    • Issue date May 11, 1982
    • John G. Koltse
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Filtering methods
    • Patent number 4,309,292
    • Issue date Jan 5, 1982
    • The Dehydro Corporation
    • Forrest B. Stannard
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Water treatment apparatus
    • Patent number 4,271,015
    • Issue date Jun 2, 1981
    • Roger S. Moore
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    External biological aquarium filter
    • Patent number 4,265,751
    • Issue date May 5, 1981
    • Willinger Bros., Inc.
    • Allan H. Willinger
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter for high viscosity liquids
    • Patent number 4,260,350
    • Issue date Apr 7, 1981
    • Fiber Industries, Inc.
    • Luther O. Russell
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Filter drier
    • Patent number 4,209,401
    • Issue date Jun 24, 1980
    • Emerson Electric Co.
    • Paul V. Henton
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Filtering apparatus
    • Patent number 4,208,288
    • Issue date Jun 17, 1980
    • The De Hydro Corporation
    • Forrest B. Stannard
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Apparatus and method for continuous plating bath treatment system
    • Patent number 4,196,083
    • Issue date Apr 1, 1980
    • John G. Koltse
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Water purifier apparatus
    • Patent number 4,172,796
    • Issue date Oct 30, 1979
    • Teledyne Industries, Inc.
    • Thomas E. Corder
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Blood filter
    • Patent number 4,170,056
    • Issue date Oct 9, 1979
    • Baxter Travenol Laboratories, Inc.
    • Richard P. Meyst
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Blood filter
    • Patent number 4,157,967
    • Issue date Jun 12, 1979
    • Baxter Travenol Laboratories, Inc.
    • Richard P. Meyst
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus and method for continuous plating bath treatment system
    • Patent number 4,133,757
    • Issue date Jan 9, 1979
    • John G. Koltse
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Water purifier
    • Patent number 4,107,046
    • Issue date Aug 15, 1978
    • Teledyne Industries, Inc.
    • Thomas E. Corder
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Cartridge filter
    • Patent number 4,059,528
    • Issue date Nov 22, 1977
    • The Dow Chemical Company
    • Sandor Grosshandler
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Water filter device
    • Patent number 4,025,438
    • Issue date May 24, 1977
    • Gelman Instrument Company
    • Charles Gelman
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter for liquid material
    • Patent number 4,024,065
    • Issue date May 17, 1977
    • Filter Specialists, Inc.
    • Howard William Morgan
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Water filter device
    • Patent number 4,001,120
    • Issue date Jan 4, 1977
    • Gelman Instrument Company
    • Charles Gelman
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    3923658
    • Patent number 3,923,658
    • Issue date Dec 2, 1975
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents