Wellbore top drive systems

Details Wellbore top drive systems Wellbore top drive systems

2007-05-29

2007-05-29

Bagnell, David (Department: 3672)

Boring or penetrating the earth

With above-ground means to feed tool

C175S220000, C166S078100

Reexamination Certificate

active

10870700

ABSTRACT:
An containerized top drive system including a container, top drive apparatus removably disposed within the container, an extension system for moving the top drive apparatus generally horizontally within a derrick, the top drive apparatus secured to the extension system, the extension system removably disposed within the container with the top drive apparatus, and the track including at least one track part which is a skid track part, the skid track part including a skid portion and a track portion, the top drive apparatus and the extension system located on the at least one skid track part within the container and the top drive apparatus supported by and movable with the at least one skid track part.

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