Anordning for ekspandering av rør

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:	Kara, Fatih M, Ho, Van N, Smith Jr, Sidney K, Corondado, Martin P, Tom, Andy
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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