TREA

Stephen B. Wilcher

Follow

Person

  • Harleysville, PA, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Adjustable pin rack systems for cog rake bar screens
    • Patent number 7,972,503
    • Issue date Jul 5, 2011
    • WSG & Solutions, Inc.
    • Stephen B. Wilcher
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    High efficiency grit removal system
    • Patent number 7,824,549
    • Issue date Nov 2, 2010
    • WSG & Solutions, Inc.
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Perforated plate element screen with sealed element design
    • Patent number 7,510,650
    • Issue date Mar 31, 2009
    • WSG & Solutions, Inc.
    • Stephen B. Wilcher
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Filter screen assembly
    • Patent number 7,135,109
    • Issue date Nov 14, 2006
    • USFilter Corporation
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Tilt-out frame for a filter screen
    • Patent number 7,014,754
    • Issue date Mar 21, 2006
    • U.S. Filter Corporation
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Grit removal assemblies
    • Patent number 6,997,328
    • Issue date Feb 14, 2006
    • USFilter Corporation
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Removable grid for filter element screens
    • Patent number 6,994,785
    • Issue date Feb 7, 2006
    • United States Filter Corporation
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter screen assembly
    • Patent number 6,942,789
    • Issue date Sep 13, 2005
    • USFilter Corporation
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Tilt-out frame for a filter screen
    • Patent number 6,709,578
    • Issue date Mar 23, 2004
    • United States Filter Corporation
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Grit washer and bearing assembly therefore
    • Patent number 6,659,113
    • Issue date Dec 9, 2003
    • United States Filter Corporation
    • Stephen B. Wilcher
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Grant

    Non-metallic tooth segment and bar rack design
    • Patent number 6,579,450
    • Issue date Jun 17, 2003
    • United States Filter Corporation
    • Stephen B. Wilcher
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Wear shoe for sludge collector
    • Patent number 6,305,555
    • Issue date Oct 23, 2001
    • United States Filter Corporation
    • Stephen B. Wilcher
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Guide rollers for cog rake bar screens
    • Patent number 6,086,757
    • Issue date Jul 11, 2000
    • United States Filter Corporation
    • Stephen B. Wilcher
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Guide tracking for cog rake bar screens
    • Patent number 6,019,892
    • Issue date Feb 1, 2000
    • United States Filter Corporation
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Sludge collector chain with snap-lock pins
    • Patent number 5,918,730
    • Issue date Jul 6, 1999
    • U.S. Filter Wastewater Group, Inc.
    • Stephen B. Wilcher
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Bearing assembly for use with a submerged apparatus and method for...
    • Patent number 5,887,982
    • Issue date Mar 30, 1999
    • U.S. Filter Wastewater Group, Inc.
    • Stephen B. Wilcher
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sprocket used in wastewater treatment facilities
    • Patent number 5,888,158
    • Issue date Mar 30, 1999
    • U.S. Filter Wastewater Group, Inc.
    • Stephen B. Wilcher
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Wear strip assembly for use in a waste water treatment facility
    • Patent number 5,885,458
    • Issue date Mar 23, 1999
    • United States Filter Corporation
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Wear strip assembly for use in a waste water treatment facility
    • Patent number 5,620,601
    • Issue date Apr 15, 1997
    • FMC Corporation
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Sludge collector flight
    • Patent number 5,511,649
    • Issue date Apr 30, 1996
    • FMC Corporation
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Sludge flight support rail assembly
    • Patent number 5,468,391
    • Issue date Nov 21, 1995
    • FMC Corporation
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    HIGH EFFICIENCY GRIT REMOVAL SYSTEM
    • Publication number 20090095672
    • Publication date Apr 16, 2009
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    PERFORATED PLATE ELEMENT SCREEN WITH SEALED ELEMENT DESIGN
    • Publication number 20070241039
    • Publication date Oct 18, 2007
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Adjustable pin rack systems for cog rake bar screens
    • Publication number 20070102334
    • Publication date May 10, 2007
    • USFilter Corporation
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Filter screen assembly
    • Publication number 20050279681
    • Publication date Dec 22, 2005
    • USFilter Corporation
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Grit removal assemblies
    • Publication number 20050035056
    • Publication date Feb 17, 2005
    • United States Filter Corporation
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Tili-out frame for a filter screen
    • Publication number 20040149638
    • Publication date Aug 5, 2004
    • United States Filter Corporation
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Non-metallic tooth segment and bar rack design
    • Publication number 20030183563
    • Publication date Oct 2, 2003
    • United States Filter Corporation
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Removable grid for filter element screens
    • Publication number 20030159982
    • Publication date Aug 28, 2003
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Filter screen assembly
    • Publication number 20030155286
    • Publication date Aug 21, 2003
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Tilt-out frame for a filter screen
    • Publication number 20030080035
    • Publication date May 1, 2003
    • United States Filter Corporation
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    NON-METALLIC TOOTH SEGMENT AND BAR RACK DESIGN
    • Publication number 20030070970
    • Publication date Apr 17, 2003
    • United States Filter Corporation
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Grit washer and bearing assembly therefore
    • Publication number 20020059946
    • Publication date May 23, 2002
    • United State Filter Corporation
    • Stephen B. Wilcher
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL