HOLE OPENER FOR DIRECTIONAL DRILLING

A hole opener configured for use with a directional drilling rig, the hole opener includes a shaft and a plurality of flutes that extend outwardly from the shaft. Each of the flutes includes a first side, a second side opposite the first side, and a top side that extends from the first side to the s...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	GRAHAM, CODY D, MUELLER, JEFFREY S
Format:	Patent
Sprache:	eng ; fre
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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