PERCUSSION DRILLING APPARATUS AND METHOD FOR MEASUREMENT WHILE DRILLING

A measurement tool for use in pneumatic percussion drilling comprises a body comprising one or more measuring instruments positioned in a drill string above a pneumatically operated hammer of the drill string.

Bibliographische Detailangaben

Hauptverfasser:	LOWE, Jonathan, BUTERS, Nick, SCHUBERT, Matt, ZAEPER, Ralf, OTT, Kai-Uwe, HOPPER, Timothy, KALISCH, Paul, ROGOZINSKI, Kamil
Format:	Patent
Sprache:	eng
Schlagworte:	DETECTING MASSES OR OBJECTS EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS GEOPHYSICS GRAVITATIONAL MEASUREMENTS MEASURING MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS PHYSICS TESTING
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