Large diameter flush-joint pipe handling system

Details Large diameter flush-joint pipe handling system Large diameter flush-joint pipe handling system

2006-05-16

2006-05-16

Gay, Jennifer H. (Department: 3672)

Wells

Above ground apparatus

With means facilitating connecting or disconnecting...

C166S075140, C294S090000

Reexamination Certificate

active

07044216

ABSTRACT:
An elevator for assembling a plurality of a large diameter pipe joints into a pipe string with a drilling rig is disclosed. The first one of a number of large diameter pipe joints is adapted to threadingly engage another large diameter pipe joint. The elevator is detachably securable to the upper end of the first joint, and is adapted to both lift and position the first joint while it is stabbed and tightened onto the string. The elevator is further adapted to co-operatively engage the rotary table of the drilling rig to rotatably tighten the second joint to the first joint as the second joint is added to the string.

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International Search Report Summary for PCT/GB03/04800; application filed Nov. 6, 2003.

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