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Total properties:
19
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Patent #:
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Issue Dt:
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06/17/1986
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Application #:
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06169718
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Filing Dt:
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07/17/1980
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Title:
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WELL CASING JACK MECHANISM
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Patent #:
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Issue Dt:
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12/20/1983
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Application #:
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06227587
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Filing Dt:
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01/23/1981
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Title:
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TOP DRIVE WELL DRILLING APPARATUS
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Patent #:
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Issue Dt:
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01/22/1985
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Application #:
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06284672
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Filing Dt:
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07/20/1981
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Title:
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FLUID ACTUATED JACK MECHANISM
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Patent #:
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Issue Dt:
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12/20/1983
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Application #:
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06297120
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Filing Dt:
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08/28/1981
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Title:
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METHOD OF DRILLING AND CASING A WELL
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Patent #:
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Issue Dt:
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03/20/1984
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Application #:
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06350081
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Filing Dt:
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02/18/1982
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Title:
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WELL DRILLING APPARATUS
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Patent #:
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Issue Dt:
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05/22/1984
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Application #:
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06404896
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Filing Dt:
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08/03/1982
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Title:
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DRILLING OF WELLS WITH TOP DRIVE UNIT
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Patent #:
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Issue Dt:
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10/30/1984
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Application #:
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06522547
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Filing Dt:
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08/11/1983
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Title:
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WELL PIPE JACK
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Patent #:
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Issue Dt:
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08/12/1986
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Application #:
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06677988
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Filing Dt:
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12/04/1984
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Title:
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TOP DRIVE DRILLING SYSTEMS
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Patent #:
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Issue Dt:
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12/02/1986
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Application #:
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06718537
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Filing Dt:
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04/01/1985
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Title:
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WELL PIPE STABBING AND BACK-UP APPARATUS
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Patent #:
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Issue Dt:
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12/01/1987
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Application #:
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06727724
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Filing Dt:
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04/26/1985
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Title:
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WELL PIPE HANDLING MACHINE
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Patent #:
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Issue Dt:
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09/29/1987
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Application #:
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06854404
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Filing Dt:
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04/21/1986
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Title:
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WELL PIPE HANDLING MACHINE
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Patent #:
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Issue Dt:
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08/23/1988
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Application #:
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06898719
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Filing Dt:
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08/21/1986
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Title:
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APPARATUS FOR HANDLING WELL PIPE
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Patent #:
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Issue Dt:
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07/25/1989
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Application #:
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07079769
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Filing Dt:
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07/07/1987
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Title:
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METHOD AND A DRILLING RIG FOR DRILLING A BORE WELL
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Patent #:
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Issue Dt:
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09/24/1991
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Application #:
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07419532
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Filing Dt:
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10/10/1989
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Title:
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DETACHABLE TORQUE TRANSMITTING TOOL JOINT
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Patent #:
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Issue Dt:
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09/19/1995
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Application #:
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08130887
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Filing Dt:
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10/04/1993
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Title:
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PIPE TRANSFER SYSTEM
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Patent #:
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Issue Dt:
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08/21/2001
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Application #:
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09364747
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Filing Dt:
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07/30/1999
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Title:
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APPARATUS AND METHOD FOR RAPID REPLACEMENT OF UPPER BLOWOUT PREVENTERS
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Patent #:
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Issue Dt:
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09/03/2002
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Application #:
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09518122
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Filing Dt:
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03/03/2000
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Publication #:
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Pub Dt:
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06/20/2002
| | | | |
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Title:
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PIPE RUNNING TOOL
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Patent #:
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Issue Dt:
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08/17/2004
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Application #:
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09563111
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Filing Dt:
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05/02/2000
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Title:
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IRON ROUGHNECK
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Patent #:
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Issue Dt:
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03/12/2002
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Application #:
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09563114
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Filing Dt:
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05/02/2000
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Title:
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System for Measuring torque applied to the drum shaft of a hoist
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