TREA

Scott Douglas Nelson

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  • Denver, CO, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Speed regulated pipeline pig
    • Patent number 8,650,694
    • Issue date Feb 18, 2014
    • TDW Delaware, Inc.
    • Rick D. Pruett
    • B08 - CLEANING
  • Information Patent Grant

    Two-piece closure device
    • Patent number 8,251,238
    • Issue date Aug 28, 2012
    • TDW Delaware Inc.
    • Dennis R. Smith
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipeline pig launch pin and retraction system
    • Patent number 8,052,801
    • Issue date Nov 8, 2011
    • TDW Delaware, Inc.
    • Eric N. Freeman
    • B08 - CLEANING

Patents Applicationslast 30 patents

  • Information Patent Application

    PIPELINE PIG LAUNCH PIN AND RETRACTION SYSTEM
    • Publication number 20100170535
    • Publication date Jul 8, 2010
    • TDW Delaware, Inc.
    • Eric N. Freeman
    • B08 - CLEANING
  • Information Patent Application

    Two-Piece Closure Device
    • Publication number 20100072204
    • Publication date Mar 25, 2010
    • Dennis R. Smith
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Speed Regulated Pipeline Pig
    • Publication number 20100000037
    • Publication date Jan 7, 2010
    • TDW Delaware, Inc.
    • Rick D. Pruett
    • B08 - CLEANING