TREA

Andreas Carlsson

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  • Sehnde, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tubular handling apparatus
    • Patent number 8,752,636
    • Issue date Jun 17, 2014
    • Weatherford/Lamb, Inc.
    • Martin Liess
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Tubular handling apparatus
    • Patent number 8,365,834
    • Issue date Feb 5, 2013
    • Weatherford/Lamb, Inc.
    • Martin Liess
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Wrenching tong
    • Patent number 8,359,951
    • Issue date Jan 29, 2013
    • Weatherford/Lamb, Inc.
    • Bernd-Georg Pietras
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Wrenching tong
    • Patent number 7,861,618
    • Issue date Jan 4, 2011
    • Weatherford/Lamb, Inc.
    • Bernd-Georg Pietras
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Wrenching tong
    • Patent number 7,028,585
    • Issue date Apr 18, 2006
    • Weatherford/Lamb, Inc.
    • Bernd-Georg Pietras
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Apparatus and method for positioning a tubular relative to a tong
    • Patent number 6,814,149
    • Issue date Nov 9, 2004
    • Weatherford/Lamb, Inc.
    • Martin Liess
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Gripping arrangement for gripping casing
    • Patent number 6,332,377
    • Issue date Dec 25, 2001
    • Weatherford/Lamb, Inc.
    • Bernd-Georg Pietras
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Power tong
    • Patent number 6,082,224
    • Issue date Jul 4, 2000
    • Weatherford/Lamb, Inc.
    • Gary McDaniels
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

  • Information Patent Application

    TUBULAR HANDLING APPARATUS
    • Publication number 20130269926
    • Publication date Oct 17, 2013
    • Martin Liess
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    WRENCHING TONG
    • Publication number 20110067529
    • Publication date Mar 24, 2011
    • Bernd-Georg Pietras
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Tubular Handling Apparatus
    • Publication number 20090274545
    • Publication date Nov 5, 2009
    • Martin Liess
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Wrenching tong
    • Publication number 20060179980
    • Publication date Aug 17, 2006
    • Weatherford/Lamb, Inc.
    • Bernd-Georg Pietras
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Wrenching tong
    • Publication number 20020189804
    • Publication date Dec 19, 2002
    • Martin Liess
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Wrenching tong
    • Publication number 20020157823
    • Publication date Oct 31, 2002
    • Bernd-Georg Pietras
    • E21 - EARTH DRILLING MINING