TREA

TDW Delaware, Inc.

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  • Tulsa, OK, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Device for plugging the interior of a pipe
    • Patent number 5,531,250
    • Issue date Jul 2, 1996
    • TDW Delaware, Inc.
    • Eric N. Freeman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipeline bend detector pig
    • Patent number 5,205,048
    • Issue date Apr 27, 1993
    • TDW Delaware, Inc.
    • Danny D. Toomey
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipeline caliper pig
    • Patent number 5,088,336
    • Issue date Feb 18, 1992
    • TDW Delaware, Inc.
    • Jeffrey S. Rosenberg
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Bend detector pig
    • Patent number 4,930,223
    • Issue date Jun 5, 1990
    • TDW Delaware, Inc.
    • Dennis R. Smith
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Cleaning pig with selectable debris flushing action
    • Patent number 4,825,498
    • Issue date May 2, 1989
    • TDW Delaware, Inc.
    • William J. Rankin
    • B08 - CLEANING