ELECTROMAGNETIC TELEMETRY GAP SUB

A downhole tool and method of assembly. A sleeve is moved along a longitudinal axis of a first sub to radially surround an inner mandrel of the first sub that extends along the longitudinal axis. A gap sub is moved along the longitudinal axis to be disposed around an extended section of the inner ma...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	PETERS, Volker, FULDA, Christian
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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