Tubular expansion apparatus and method

Tools for expanding downhole tubulars into each other or in open hole are disclosed. One embodiment uses a movable cone biased by Bellville washers to move longitudinally against such bias and allow collets to move radially in or out to a predetermined maximum diameter. A release system allows colle...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CORONADO MARTIN P, TOM ANDY, KARA FATIH M, HO VAN N, 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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