Boring or penetrating the earth
With signaling, indicating, testing or measuring
Indicating, testing or measuring a condition of the formation
Inventor
active
Means for varying MWD tool operating modes from the surface
Method and apparatus for measurement of azimuth of a borehole wh
Method for deploying extendable arm for formation evaluation MWD
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Method for measurement of azimuth of a borehole while drilling
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Profile ID: LFUS-PAI-P-9012