the container having distribution or collection headers or pervious conduits

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  • B01D24/167
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Patents Grantslast 30 patents

  • Information Patent Grant

    Systems and methods for stormwater management

    • Patent number 11,691,894
    • Issue date Jul 4, 2023
    • Advanced Drainage Systems, Inc.
    • Daniel J. Figola
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Methods for cleaning filtration system media

    • Patent number 11,446,590
    • Issue date Sep 20, 2022
    • Parkson Corporation
    • Howard Carmichael Boyd
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Mechanical filter element, apparatus and method

    • Patent number 11,426,681
    • Issue date Aug 30, 2022
    • Evolution Aqua Limited
    • Nicholas John Jackson
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Mechanical filter element, apparatus and method

    • Patent number 11,389,751
    • Issue date Jul 19, 2022
    • Evolution Aqua Limited
    • Nicholas John Jackson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Systems and methods for stormwater management

    • Patent number 11,365,131
    • Issue date Jun 21, 2022
    • Advanced Drainage Systems, Inc.
    • Daniel J. Figola
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Filter system

    • Patent number 10,967,302
    • Issue date Apr 6, 2021
    • Perfect Water Technologies, Inc.
    • Jon-Andrew Vincent Sigona
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Methods for cleaning filtration system media

    • Patent number 10,864,465
    • Issue date Dec 15, 2020
    • Schreiber, LLC
    • Howard Carmichael Boyd
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter element and filter device

    • Patent number 10,675,563
    • Issue date Jun 9, 2020
    • Foshan Viomi Electrical Technology Co., Ltd.
    • Xiaoping Chen
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Filter cartridge and filter device

    • Patent number 9,795,902
    • Issue date Oct 24, 2017
    • ELYSATOR Genossenschaft
    • Manuel Rickenbach
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Filtration apparatus

    • Patent number 8,012,359
    • Issue date Sep 6, 2011
    • KCC Group Limited
    • David John Parkinson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    SSF/x slow sand filter

    • Patent number 6,966,980
    • Issue date Nov 22, 2005
    • Humphrey Marshall Blackburn
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter module with improved backwash capability

    • Patent number 6,428,690
    • Issue date Aug 6, 2002
    • Tom Tse
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Buoyant media filter with diffuser

    • Patent number 6,365,044
    • Issue date Apr 2, 2002
    • Gregory L. Crane
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filtration system including a back washable pre-filtration apparatus

    • Patent number 6,238,556
    • Issue date May 29, 2001
    • Fluid Art Technologies, LLC
    • William D. Hawk
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Tank assembly

    • Patent number 5,827,427
    • Issue date Oct 27, 1998
    • Kinetico Incorporated
    • Christopher Lee Hansen
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Condensate filter housing

    • Patent number 5,567,313
    • Issue date Oct 22, 1996
    • Juan G. Almeida
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Water filtration process and apparatus having upflow filter with bu...

    • Patent number 4,547,286
    • Issue date Oct 15, 1985
    • Neptune Microfloc, Inc.
    • Andrew K. Hsiung
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Apparatus for the treatment of liquids

    • Patent number 4,033,874
    • Issue date Jul 5, 1977
    • Hager & Elsaesser
    • Kurt Marquardt
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    3491884

    • Patent number 3,491,884
    • Issue date Jan 27, 1970
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    2134967

    • Patent number 2,134,967
    • Issue date Nov 1, 1938
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents