Galvanically isolated exit joint for well junction

A well system for forming a window in a casing string positioned in a wellbore. The system includes first and second steel casing joints (462, 464) interconnectable within the casing string. An aluminum exit joint (460) is positioned between the first and second steel casing joints (462, 464). The a...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHEN PAO-SHIH, STEELE DAVID JOE, ZIMMERMAN MICHAEL PAUL
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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