using rotary devices or vibration mechanisms

Industry

  • CPC
  • B01D24/4673
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Patents Grantslast 30 patents

  • Information Patent Grant

    Backwashable media bed filtration system and drop in retrofit kit f...

    • Patent number 12,208,346
    • Issue date Jan 28, 2025
    • MyCelx Technologies Corporation
    • Hal Alper
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Imaging system with cleaning of fine particle collection device

    • Patent number 11,921,459
    • Issue date Mar 5, 2024
    • Hewlett-Packard Development Company, L.P.
    • Yuji Aoshima
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Scrubbing backwash filter

    • Patent number 11,291,932
    • Issue date Apr 5, 2022
    • William Bloomfield
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filtration device

    • Patent number 11,173,429
    • Issue date Nov 16, 2021
    • Nihon Genryo Co., Ltd.
    • Yasuhiro Saito
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Device for extracorporeal blood treatment comprising an improved ar...

    • Patent number 10,888,647
    • Issue date Jan 12, 2021
    • B. Braun Avitum AG
    • Kai-Uwe Ritter
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Scrubbing backwash filter

    • Patent number 10,888,806
    • Issue date Jan 12, 2021
    • William Bloomfield
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Washbox

    • Patent number 10,702,806
    • Issue date Jul 7, 2020
    • Nexom (US), Inc.
    • Remembrance L. Newcombe
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Apparatus for removing impurities from water or wastewater

    • Patent number 10,376,817
    • Issue date Aug 13, 2019
    • Roberts Marketing DE, Inc.
    • R. Lee Roberts
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Embedded influent diffuser for floating media filter

    • Patent number 10,238,997
    • Issue date Mar 26, 2019
    • Ronald F. Malone
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter structure

    • Patent number 9,884,271
    • Issue date Feb 6, 2018
    • Szu-Ying Chen
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Embedded influent diffuser for floating media filter

    • Patent number 9,827,512
    • Issue date Nov 28, 2017
    • Ronald F. Malone
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Apparatus for removing impurities from water or wastewater and a me...

    • Patent number 9,731,228
    • Issue date Aug 15, 2017
    • Roberts Marketing DE, Inc.
    • R. Lee Roberts
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Fluid filtration system

    • Patent number 9,610,527
    • Issue date Apr 4, 2017
    • Thomas Scott Manaugh
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Apparatus for filtering water or wastewater

    • Patent number 9,517,947
    • Issue date Dec 13, 2016
    • Roberts Marketing DE, Inc.
    • R. Lee Roberts
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Method for washing a filter for filtering water or wastewater

    • Patent number 9,468,869
    • Issue date Oct 18, 2016
    • Roberts Marketing DE, Inc.
    • R. Lee Roberts
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Method of installing an air scour system into a filter bed

    • Patent number 8,889,015
    • Issue date Nov 18, 2014
    • Roberts Marketing DE, Inc.
    • R. Lee Roberts
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Apparatus for filtering water or wastewater

    • Patent number 8,652,328
    • Issue date Feb 18, 2014
    • Roberts Marketing DE, Inc.
    • R. Lee Roberts
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Method of filtering water or wastewater

    • Patent number 8,454,841
    • Issue date Jun 4, 2013
    • Roberts Marketing DE, Inc.
    • R. Lee Roberts
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Liquid treatment media regeneration apparatus and process

    • Patent number 6,287,474
    • Issue date Sep 11, 2001
    • Filtra-Systems Company
    • Irving A. Dean
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Apparatus for continuous filtration of fluids

    • Patent number 4,900,434
    • Issue date Feb 13, 1990
    • Horst Schade
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Method for continuous filteration of fluids

    • Patent number 4,842,744
    • Issue date Jun 27, 1989
    • Horst Schade
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    3594991

    • Patent number 3,594,991
    • Issue date Jul 27, 1971
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    3557955

    • Patent number 3,557,955
    • Issue date Jan 26, 1971
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    3550774

    • Patent number 3,550,774
    • Issue date Dec 29, 1970
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    2633243

    • Patent number 2,633,243
    • Issue date Mar 31, 1953
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    2595740

    • Patent number 2,595,740
    • Issue date May 6, 1952
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    2022524

    • Patent number 2,022,524
    • Issue date Nov 26, 1935
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents