SIGNAL OPERATED ISOLATION VALVE

A method of drilling a wellbore includes drilling the wellbore through a formation by injecting drilling fluid through a drill string and rotating a drill bit. The drill string includes a shifting tool, a receiver in communication with the shifting tool, and the drill bit. The method further include...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SMITH, Roddie R, SMITH, Paul L, TILTON, Frederick T, MCDOWELL, Christopher L, NOSKE, Joe, BAILEY, Thomas F
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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