Wells – Above ground apparatus – With means facilitating connecting or disconnecting...
Reexamination Certificate
2011-07-05
2011-07-05
Bagnell, David J (Department: 3676)
Wells
Above ground apparatus
With means facilitating connecting or disconnecting...
C166S379000, C166S250010
Reexamination Certificate
active
07971638
ABSTRACT:
Well bore servicing equipment is provided. The well bore servicing equipment comprises a first manipulator to grip a well bore work string, to raise the work string, and to lower the work string. The well bore servicing equipment further comprises a controller to receive a work string trajectory input and to automatically control the first manipulator to raise and lower the work string substantially in conformance with the work string trajectory input.
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Bagnell David J
Conley & Rose, P.C.
Halliburton Energy Service,s Inc.
Loikith Catherine
Wustenberg John W.
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