Seal stem

A sealing apparatus for sealing against an inner surface of a tubular in a wellbore. The apparatus comprises a mandrel (110) having a first groove (130, 250) and a second groove (130, 250) and a seal ring (125) disposed in the first groove. The seal ring has one or more anti extrusion bands (141, 14...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	GIVENS, George, TURLEY, Rocky A
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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