Support apparatus for a well bore tool

Details Support apparatus for a well bore tool Support apparatus for a well bore tool

2011-04-12

2011-04-12

Beach, Thomas A (Department: 3671)

Wells

Submerged well

Means removably connected to permanent well structure

C166S352000, C166S361000, C166S078100, C166S055700, C405S201000

Reexamination Certificate

active

07921918

ABSTRACT:
A rigless support for a downhole operation, such as cutting of an underwater casing in preparation for plug-and-abandonment. The unit has a movable base that can be positioned on a floating structure, such as a barge or a marine vessel and delivered to the site. A pair of piston rams support a swivel unit therebetween, with the swivel unit being driven by a hydraulic motor and driving a casing cutter.

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