Wells – Processes – Heating – cooling or insulating
Reexamination Certificate
2011-01-18
2011-01-18
Suchfield, George (Department: 3676)
Wells
Processes
Heating, cooling or insulating
C166S295000, C166S371000, C507S231000
Reexamination Certificate
active
07870905
ABSTRACT:
A process is described for replacing at least a portion of the liquid within the annular volume of a casing system within a wellbore with a second liquid. The second liquid is preselected to provide a measure of control of the pressure within the annular volume as the fluid within the volume is being heated.
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Bloys James B.
Gonzalez Manuel E.
Hermes Robert E.
Llewellyn Brian C.
Chevron U.S.A. Inc.
Los Alamos National Security LLC
Merchant & Gould
Suchfield George
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