Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Martin P. Mintchev0
Aleksandar Dzhurkov0
Efraim Pecht0
Justin Cloutier0
Date of Patent
November 2, 2010
0Patent Application Number
121453600
Date Filed
June 24, 2008
0Patent Primary Examiner
Patent abstract
To limit the growth of errors of an inertial navigation system for measurement-while-drilling, in-drilling alignment methods can be used. A pneumatics-based design of an apparatus for an in-drilling alignment method and its implementation downhole are described.
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