TREA

Construction of spray heads specially adapted for regeneration of the filter material or for filtrate discharging

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  • CPC
  • B01D24/4626
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B01Physical, chemical processing B01DSEPARATION B01D24/00Filters comprising loose filtering material

Current Industry

B01D24/4626Construction of spray heads specially adapted for regeneration of the filter material or for filtrate discharging
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Patents Grantslast 30 patents

  • Information Patent Grant

    Integrated unit for intake and pretreatment with local backwashing
    • Patent number 11,565,199
    • Issue date Jan 31, 2023
    • IDE Water Technologies Ltd.
    • Boris Liberman
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • 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

    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

    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

    Filter backwash nozzle
    • Patent number 10,376,818
    • Issue date Aug 13, 2019
    • Exterran Water Solutions ULC
    • Todd William Kirk
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Filter backwash nozzle
    • Patent number 9,943,784
    • Issue date Apr 17, 2018
    • Exterran Water Solutions ULC
    • Todd William Kirk
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Fluid flow accessory
    • Patent number 9,827,514
    • Issue date Nov 28, 2017
    • YAMIT FILTRATION & WATER TREATMENT LTD.
    • Uri Alkalay
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • 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

    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

    Cleaning apparatus for filtration layer in seawater infiltration in...
    • Patent number 9,345,993
    • Issue date May 24, 2016
    • Hitachi Zosen Corporation
    • Hideyuki Niizato
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Variable flow screen nozzle
    • Patent number 8,876,017
    • Issue date Nov 4, 2014
    • Bilfinger Water Technologies, Inc.
    • Michael Ekholm
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Nozzleless underdrain for granular filtration system
    • Patent number 5,865,999
    • Issue date Feb 2, 1999
    • Baker Hughes Incorporated
    • Edward M. Shea
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Nozzleless underdrain for granular filtration system
    • Patent number 5,332,497
    • Issue date Jul 26, 1994
    • Baker Hughes Incorporated
    • Edward M. Shea
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter nozzle with annular filter discs
    • Patent number 5,100,550
    • Issue date Mar 31, 1992
    • Furrer; Walter
    • Paul Brulhart
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Distribution filter nozzles and filters incorporating same
    • Patent number 4,608,168
    • Issue date Aug 26, 1986
    • Blue Circle Projects (Proprietary) Ltd.
    • Richard P. Moore
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    3498460
    • Patent number 3,498,460
    • Issue date Mar 3, 1970
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    3279610
    • Patent number 3,279,610
    • Issue date Oct 18, 1966
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    2886177
    • Patent number 2,886,177
    • Issue date May 12, 1959
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    2770369
    • Patent number 2,770,369
    • Issue date Nov 13, 1956
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    2622739
    • Patent number 2,622,739
    • Issue date Dec 23, 1952
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    1588620
    • Patent number 1,588,620
    • Issue date Jun 15, 1926
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    1470290
    • Patent number 1,470,290
    • Issue date Oct 9, 1923
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    1409337
    • Patent number 1,409,337
    • Issue date Mar 14, 1922
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    1276665
    • Patent number 1,276,665
    • Issue date Aug 20, 1918
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    1266132
    • Patent number 1,266,132
    • Issue date May 14, 1918
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    1135753
    • Patent number 1,135,753
    • Issue date Apr 13, 1915
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    1111470
    • Patent number 1,111,470
    • Issue date Sep 22, 1914
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    1111471
    • Patent number 1,111,471
    • Issue date Sep 22, 1914
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    1078674
    • Patent number 1,078,674
    • Issue date Nov 18, 1913
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    990861
    • Patent number 990,861
    • Issue date May 2, 1911
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents