Drillstring anchor

A drillstring anchor for reacting torque from a drillstring to a wellbore, the drillstring anchor comprising: a channel for receiving a downhole portion of a drillstring 701 so as to be rotationally engaged therewith; multiple segments 703-710 disposed along the drillstring anchor, each segment comp...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Graham Watson, Matus Gajdos, Anthony Richard Glover, Mark Webb, Martin Harrall, Ian Southcott
Format:	Patent
Sprache:	eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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