Metal to metal polished bore receptacle seal for liner hanger/seal assemblies

A liner string has a hanger/packer near its upper end for connection and sealing to a surrounding tubular. A polished bore assembly is located above the packer and is pushed down after the liner hanger is set to slide over a metal to metal seal on the packer body. A surface string is then tied into...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Fraser, James M, Palmieri, Abbie, Smith, Jr., Sidney K
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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