Method of preventing dropped casing string with axial load sensor

A method of running casing into a well utilizes a load sensor to avoid dropping the casing string accidentally. The rig has a spider at the rig floor that suspends a casing string in the well when in a gripping position. A casing lifting mechanism will place a new joint of casing on the casing strin...

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Bibliographische Detailangaben
1. Verfasser: Schneider, Warren P
Format: Patent
Sprache:eng
Online-Zugang:Volltext bestellen
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