US2010147534A1PendingUtilityA1

Apparatus and method for facilitating the connection of tubulars using a top drive

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Assignee: PIETRAS BERND-GEORGPriority: Dec 24, 1998Filed: Nov 19, 2009Published: Jun 17, 2010
Est. expiryDec 24, 2018(expired)· nominal 20-yr term from priority
Inventors:Bernd-Georg Pietras
E21B 3/022E21B 21/106E21B 19/16
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Claims

Abstract

An apparatus and method for facilitating the connection of tubulars using a top drive, more particularly but not exclusively, intended for facilitating the connection of a section or stand of casing to a string of casing.

Claims

exact text as granted — not AI-modified
1 . A method of connecting a first casing to a second casing using a top drive comprising:
 coupling a gripping apparatus to the top drive, the gripping apparatus having a gripping element adapted to engage the first casing;   gripping the first casing; and   actuating the top drive to rotate the gripping apparatus and the first casing relative to the second casing thereby connecting the first casing to the second casing.

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