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Warren Thomas Johnson

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  • New South Wales, AU
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Patents Grantslast 30 patents

  • Information Patent Grant

    Membrane module protection
    • Patent number 9,764,288
    • Issue date Sep 19, 2017
    • Evoqua Water Technologies LLC
    • Warren T. Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Method and assembly for water filtration using a tube manifold to m...
    • Patent number 8,894,858
    • Issue date Nov 25, 2014
    • Evoqua Water Technologies LLC
    • David John Cox
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Assembly for water filtration using a tube manifold to minimise bac...
    • Patent number 8,858,796
    • Issue date Oct 14, 2014
    • Evoqua Water Technologies LLC
    • David John Cox
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Module cleaning method
    • Patent number 8,808,540
    • Issue date Aug 19, 2014
    • Evoqua Water Technologies LLC
    • Warren Thomas Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Methods and apparatus for removing solids from a membrane module
    • Patent number 8,506,806
    • Issue date Aug 13, 2013
    • Siemens Industry, Inc.
    • Thomas William Beck
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Cleaning in membrane filtration systems
    • Patent number 8,496,828
    • Issue date Jul 30, 2013
    • Siemens Industry, Inc.
    • Warren Thomas Johnson
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Continuously variable aeration
    • Patent number 8,377,305
    • Issue date Feb 19, 2013
    • Siemens Industry, Inc.
    • Fufang Zha
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Backwash
    • Patent number 8,268,176
    • Issue date Sep 18, 2012
    • Siemens Industry, Inc.
    • Warren Thomas Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Methods of minimising the effect of integrity loss in hollow fibre...
    • Patent number 8,182,687
    • Issue date May 22, 2012
    • Siemens Industry, Inc.
    • Thomas William Beck
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Scouring method
    • Patent number 8,048,306
    • Issue date Nov 1, 2011
    • Siemens Industry, Inc.
    • Fufang Zha
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Backwash method
    • Patent number 7,938,966
    • Issue date May 10, 2011
    • Siemens Water Technologies Corp.
    • Warren Thomas Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Square membrane manifold system
    • Patent number 7,862,719
    • Issue date Jan 4, 2011
    • Siemens Water Technologies Corp.
    • Robert James McMahon
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Combination membrane/biolytic filtration
    • Patent number 7,708,887
    • Issue date May 4, 2010
    • Siemens Water Technologies Corp.
    • Warren Thomas Johnson
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Methods of minimising the effect of integrity loss in hollow fibre...
    • Patent number 7,344,645
    • Issue date Mar 18, 2008
    • Siemens Water Technologies Corp.
    • Thomas William Beck
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Membrane filtration manifold system
    • Patent number 7,264,716
    • Issue date Sep 4, 2007
    • Siemens Water Technologies Corp.
    • Warren Thomas Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Methods of minimizing the effect of integrity loss in hollow fibre...
    • Patent number 7,160,463
    • Issue date Jan 9, 2007
    • U.S. Filter Wastewater Group, Inc.
    • Thomas William Beck
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    High solids module
    • Patent number 7,018,533
    • Issue date Mar 28, 2006
    • U.S. Filter Wastewater Group, Inc.
    • Warren Thomas Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Scouring method
    • Patent number 6,969,465
    • Issue date Nov 29, 2005
    • U.S. Filter Wastewater Group, Inc.
    • Fufang Zha
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Membrane filtration system
    • Patent number 6,872,305
    • Issue date Mar 29, 2005
    • U.S. Filter Wastewater Group, Inc.
    • Warren Thomas Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Manifold header
    • Patent number D478913
    • Issue date Aug 26, 2003
    • USF Filtration and Separations Group, Inc.
    • Warren Thomas Johnson
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Scouring method
    • Patent number 6,555,005
    • Issue date Apr 29, 2003
    • USF Filtration and Separations Group Inc.
    • Fufang Zha
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Manifold header cap
    • Patent number D462699
    • Issue date Sep 10, 2002
    • USF Filtration and Separations Group, Inc.
    • Warren Thomas Johnson
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Predicting logarithmic reduction values
    • Patent number 6,202,475
    • Issue date Mar 20, 2001
    • USF Filtration and Separations Group, Inc.
    • Michael R. L. Selbie
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Cleaning of hollow fibre membranes
    • Patent number 6,159,373
    • Issue date Dec 12, 2000
    • USF Filtration and Separations Group, Inc.
    • Thomas William Beck
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Gas-scrubbed hollow fiber membrane module
    • Patent number 6,156,200
    • Issue date Dec 5, 2000
    • USF Filtration and Separations Group, Inc.
    • Fufang Zha
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filtration monitoring and control system
    • Patent number 6,077,435
    • Issue date Jun 20, 2000
    • USF Filtration and Separations Group Inc.
    • Thomas William Beck
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Method and apparatus for recovering water from a sewer main
    • Patent number 5,910,249
    • Issue date Jun 8, 1999
    • CRC for Waste Management and Pollution Control Limited
    • Clinton Kopp
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Biological reaction processes
    • Patent number 5,620,891
    • Issue date Apr 15, 1997
    • Memtec Limited
    • Humphrey Drummond
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD AND ASSEMBLY FOR WATER FILTRATION USING A TUBE MANIFOLD TO M...
    • Publication number 20140326682
    • Publication date Nov 6, 2014
    • David John Cox
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    CLEANING IN MEMBRANE FILTRATION SYSTEMS
    • Publication number 20130334136
    • Publication date Dec 19, 2013
    • Siemens Industry, Inc.
    • Warren Thomas Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    METHODS AND APPARATUS FOR REMOVING SOLIDS FROM A MEMBRANE MODULE
    • Publication number 20130299411
    • Publication date Nov 14, 2013
    • Thomas William Beck
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    MEMBRANE MODULE PROTECTION
    • Publication number 20130264251
    • Publication date Oct 10, 2013
    • SIEMENS
    • Warren T. Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    CLEANING IN MEMBRANE FILTRATION SYSTEMS
    • Publication number 20110114557
    • Publication date May 19, 2011
    • Warren Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    MEMBRANE MODULE PROTECTION
    • Publication number 20100051545
    • Publication date Mar 4, 2010
    • Warren Thomas Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    BACKWASH AND CLEANING METHOD
    • Publication number 20100025320
    • Publication date Feb 4, 2010
    • Warren Thomas Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    MEMBRANE FILTRATION PROCESS AND DESIGN
    • Publication number 20100012585
    • Publication date Jan 21, 2010
    • Fufang Zha
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    MODULE CLEANING METHOD
    • Publication number 20090107916
    • Publication date Apr 30, 2009
    • Warren Thomas Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Combination Membrane/Biolytic Filtration
    • Publication number 20080290025
    • Publication date Nov 27, 2008
    • Warren Thomas Johnson
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Reduced Backwash Volume Process
    • Publication number 20080257822
    • Publication date Oct 23, 2008
    • Warren Thomas Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Square Mbr Manifold System
    • Publication number 20080210623
    • Publication date Sep 4, 2008
    • Robert James McMahon
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Cleaning in Membrane Filtration Systems
    • Publication number 20080203016
    • Publication date Aug 28, 2008
    • SIEMENS WATER TECHNOLOGIES CORP.
    • Warren Thomas Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Assembly for Water Filtration Using a Tube Manifold to Minimise Bac...
    • Publication number 20080190846
    • Publication date Aug 14, 2008
    • David John Cox
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    METHODS OF MINIMISING THE EFFECT OF INTEGRITY LOSS IN HOLLOW FIBRE...
    • Publication number 20080179249
    • Publication date Jul 31, 2008
    • SIEMENS WATER TECHNOLOGIES CORP.
    • Thomas William Beck
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Continuously Variable Aeration
    • Publication number 20080156745
    • Publication date Jul 3, 2008
    • U.S. Filter Wastewater Group, Inc.
    • Fufang Zha
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    MANIFOLD SYSTEM FOR FILTRATION MODULES
    • Publication number 20080110504
    • Publication date May 15, 2008
    • Warren Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Methods And Apparatus For Removing Solids From A Membrane Module
    • Publication number 20080053923
    • Publication date Mar 6, 2008
    • Siemens Water Technologies Corp
    • Thomas William Beck
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Module cleaning method
    • Publication number 20070075021
    • Publication date Apr 5, 2007
    • U.S. Filter Wastewater Group, Inc.
    • Warren Thomas Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Continuous pressure decay test
    • Publication number 20070056905
    • Publication date Mar 15, 2007
    • Thomas William Beck
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Backwash and cleaning method
    • Publication number 20070034569
    • Publication date Feb 15, 2007
    • U.S. Filter Wastewater Group, Inc.
    • Warren Thomas Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Backwash
    • Publication number 20070007205
    • Publication date Jan 11, 2007
    • Warren Thomas Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Methods of minimising the effect of integrity loss in hollow fibre...
    • Publication number 20060266706
    • Publication date Nov 30, 2006
    • U.S. Filter Wastewater Group, Inc.
    • Thomas William Beck
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Scouring method
    • Publication number 20060131234
    • Publication date Jun 22, 2006
    • U.S. Filter Wastewater Group, Inc.
    • Fufang Zha
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Backwash method
    • Publication number 20060000774
    • Publication date Jan 5, 2006
    • Warren Thomas Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Scouring method
    • Publication number 20060000775
    • Publication date Jan 5, 2006
    • U.S. Filter Wastewater Group, Inc.
    • Fufang Zha
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Methods of minimising the effect of integrity loss in hollow fibre...
    • Publication number 20050145556
    • Publication date Jul 7, 2005
    • Thomas William Beck
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Membrane filtration manifold system
    • Publication number 20040238431
    • Publication date Dec 2, 2004
    • Warren Thomas Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    High solids module
    • Publication number 20040238442
    • Publication date Dec 2, 2004
    • Warren Thomas Johnson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Scouring method
    • Publication number 20040232076
    • Publication date Nov 25, 2004
    • Fufang Zha
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL