Brønnhodesystem

A wellhead system for petroleum producing wells comprises a "stack-down" casing hanger configuration. In this stack-down system, the hanger for each successively smaller diameter casing string is landed or "nested" within the hanger for the next larger casing string. This approac...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	MACFARLANE DAVID, WESTER RANDY J, SMEDLEY MARCUS A, BATEN ROBERT B, MCBETH RUSSELL ERIC, SKEELS HAROLD BRIAN
Format:	Patent
Sprache:	nor
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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