Styresystem

A downhole steering system comprises a first full gauge stabilizer 34, a bias unit 28, a universal joint 26, and a second full gauge stabiliser 22, the bias unit 28 and universal joint 26 being located between the first and second full gauge stabilizers 34, 22. The system further comprises a drill b...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	Downton, Geoffrey C
Format:	Patent
Sprache:	nor
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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