GB2394549B
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2007-05-16
Method of deriving data representative of the condition of a pipeline
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2005-01-18
System and method for interpreting drilling data
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2006-02-15
System and method for autonomously performing a downhole well operation
AU2003284905A8
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2004-06-23
Welbore cleanout tool and method
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2004-06-24
Method and drill string telemetry system
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2006-07-26
Apparatus and method for drilling with casing
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2004-06-15
A method and apparatus for information surveying
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2003-09-17
Device and method for sealing boreholes
IS7655A
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2005-01-19
Method and system for automatic authorization of the licensee
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2003-07-01
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2004-09-22
Apparatus and method for interconnecting the front of parts
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2005-06-23
System and method for rig state detection.
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2004-06-18
Method and device for determining and outputting the similarity between two data strings
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2006-04-05
Method and device for the controlled disconnection of a wireline
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2003-10-27
Method for the anonymous authentication of a data transmitter
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Pipe element as well as manufacturing method and apparatus
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2005-08-24
Method and system for the use of a distributed temperature system in an underwater well.
NO20031353L
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2003-10-06
Apparatus and methods for isolating a wellbore connection
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2005-11-16
Pipe coupling and method
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2001-11-14
Device and method for inserting downhole tools
GB0603604D0
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2006-04-05
A universal method and apparatus for mutual sound and light correlation
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2003-12-10
Method and device for deriving a predistorted signal
NO20040079L
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2002-04-22
Improved coupling part and method for coupling an umbilical and a coupling part
DK1473256T3
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2007-03-19
Method and device for data transfer between an underground salt cavity and the ground surface
NO20011609D0
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2001-03-29
Method and apparatus for completing a well and a well production string