Expansion system for expandable tubulars

Methods and apparatus for radially expanding and plastically deforming an expandable tubular include a resilient launcher. The resilient launcher includes a launcher portion and a sleeve portion. An inner diameter of the sleeve portion is smaller than an inner diameter of the launcher portion. An ex...

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Bibliographische Detailangaben
1. Verfasser:	NOEL GREGORY MARSHALL
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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Beschreibung
Zusammenfassung:	Methods and apparatus for radially expanding and plastically deforming an expandable tubular include a resilient launcher. The resilient launcher includes a launcher portion and a sleeve portion. An inner diameter of the sleeve portion is smaller than an inner diameter of the launcher portion. An expansion cone is disposed in the launcher portion of the resilient launcher. The expandable tubular is disposed around the sleeve portion and above the launcher portion of the resilient launcher. The launcher portion comprises a port that is sealable below the expansion cone.