INSTALLABLE LOAD SHOULDER FOR A WELLHEAD

A system for supporting tubing in a borehole with an installable load shoulder. The system includes a wellhead formed with an enlarged first circumferential groove formed in the wall of the vertical bore of the wellhead, and a second circumferential groove extending generally upwardly or downwardly...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	OLVERA, ALFRED, LANG, HEINRICH
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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