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2019
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Invention
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Drilling apparatus and method for the determination of formation location.
An apparatus for dril... |
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Invention
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Drilling apparatus and method for the determination of formation location. An apparatus for drill... |
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2018
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P/S
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Drilling for crude oil; drilling of oil wells; drilling of wells; oil and gas drilling; oil well ... |
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2014
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P/S
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Engines, powertrains, and generic machine parts; Moving and handling equipment; cable stripping ... |
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2012
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Invention
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System for determination of downhole position. A measurement means for a downhole tool for determ... |
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2009
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Invention
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Directional well drilling. A drilling assembly comprises a bent housing terminating in a drill bi... |
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2007
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Invention
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Well downhole condition signalling. A downhole tool 10 includes means for detecting a downhole co... |
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P/S
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DRILLING OF WELLS, NAMELY, PROVIDING MEASUREMENTS AND DOWNHOLE TELEMETRY WHILE DRILLING; SEISMIC ... |
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2002
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Invention
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Non-invasive detectors for wells. Detector circuitry for detecting magnetic field disturbances re... |
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Invention
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Direction control in well drilling. A bottom hole assembly for drilling a well, comprising a non-... |
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2001
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Invention
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Directional well drilling. An orienter for controlling the drilling direction in a well. A main b... |
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2000
|
Invention
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Borehole pressure gauge. A gauge carrier comprises a main body capable of incorporation into a su... |
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1999
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Invention
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Oil well separation method and apparatus. A separation method and apparatus for separating compon... |
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1995
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P/S
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computer software and user manuals sold as a unit for use in the design and inventory of oil dril... |
