Wells – Processes – Assembling well part
Reexamination Certificate
2005-03-22
2005-03-22
Bagnell, David (Department: 3672)
Wells
Processes
Assembling well part
C405S184000
Reexamination Certificate
active
06868913
ABSTRACT:
An apparatus and method of installing a casing string in a borehole, the apparatus comprising a propulsion system movable through the borehole; the propulsion system comprising an attachment member; and the attachment member being engagable with the casing string causing the casing string to move with the propulsion system through the borehole. The apparatus further including a conduit for circulating fluids through the propulsion system to provide the power to move the propulsion system. The propulsion system may also be disposable.
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Grigsby Tommy
Phillips Ian
Vidrine William L.
Bagnell David
Conley & Rose, P.C.
Halliburton Energy Service,s Inc.
Stephenson Daniel P.
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