US2009095488A1PendingUtilityA1

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

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Assignee: PIETRAS BERND-GEORGPriority: Dec 24, 1998Filed: Jul 3, 2008Published: Apr 16, 2009
Est. expiryDec 24, 2018(expired)· nominal 20-yr term from priority
Inventors:Bernd-Georg Pietras
E21B 3/022E21B 19/16E21B 21/106
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Claims

Abstract

An apparatus and method for facilitating the connection of tubulars using a top drive and is, 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;   actuating the gripping element to engage 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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