Wellbore top drive power systems and methods of use

Details Wellbore top drive power systems and methods of use Wellbore top drive power systems and methods of use

2007-06-19

2007-06-19

Gay, Jennifer H. (Department: 3672)

Wells

Above ground apparatus

With means facilitating connecting or disconnecting...

C166S078100, C175S162000, C175S220000

Reexamination Certificate

active

10877949

ABSTRACT:
A top drive system having a drive motor, a gear system coupled to the drive motor, a drive quill coupled to the gear system, a top drive support system for supporting the drive motor, the gear system, and the drive quill, a lower support apparatus connected to the top drive support system, tubular handling apparatus connected to and below and supported by the lower support apparatus, the tubular handling apparatus including hydraulic-fluid-powered apparatus, provision apparatus connected to the tubular handling apparatus for providing hydraulic fluid to power the hydraulic-fluid-powered apparatus, the provision apparatus including flow line apparatus for providing hydraulic fluid to the hydraulic-fluid-powered apparatus and electrically-operable control apparatus for controlling fluid flow to and from the flow line apparatus, and electrical power generating apparatus connected to the tubular handling apparatus for providing electrical power to the electrically-operable control apparatus.

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