TREA

Coupler Developments Limited

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  • Douglas, GB
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Method and apparatus for adding a tubular to drill string with dive...
    • Patent number 7,726,418
    • Issue date Jun 1, 2010
    • Coupler Development Limited
    • Laurence John Ayling
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Drilling rig
    • Patent number 7,584,796
    • Issue date Sep 8, 2009
    • Coupler Developments Limited
    • Laurence John Ayling
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Radially moving slips
    • Patent number 7,395,855
    • Issue date Jul 8, 2008
    • Coupler Developments Limited
    • Laurence John Ayling
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Continuous circulation drilling method
    • Patent number 7,322,418
    • Issue date Jan 29, 2008
    • Coupler Developments Limited
    • Laurence J. Ayling
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Drilling method
    • Patent number 7,252,151
    • Issue date Aug 7, 2007
    • Coupler Developments Limited
    • Laurence John Ayling
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Method and apparatus with slips assembly for coupling tubulars with...
    • Patent number 7,252,161
    • Issue date Aug 7, 2007
    • Coupler Developments Limited
    • Laurence John Ayling
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Drilling method
    • Patent number 7,188,683
    • Issue date Mar 13, 2007
    • Coupler Developments Limited
    • Laurence John Ayling
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Continuous circulation drilling method
    • Patent number 6,739,397
    • Issue date May 25, 2004
    • Coupler Developments Limited
    • Laurence J. Ayling
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Drilling methods and apparatus
    • Patent number 6,688,394
    • Issue date Feb 10, 2004
    • Coupler Developments Limited
    • Laurence J. Ayling
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Drilling method
    • Patent number 6,591,916
    • Issue date Jul 15, 2003
    • Coupler Developments Limited
    • Laurence John Ayling
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Continuous circulation drilling method
    • Patent number 6,315,051
    • Issue date Nov 13, 2001
    • Coupler Developments Limited
    • Laurence John Ayling
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Trademarklast 30 trademarks