Wells – Processes – Operating valve – closure – or changeable restrictor in a well
Reexamination Certificate
2011-08-30
2011-08-30
Beach, Thomas A (Department: 3674)
Wells
Processes
Operating valve, closure, or changeable restrictor in a well
C166S320000, C166S386000
Reexamination Certificate
active
08006768
ABSTRACT:
A technique is provided for utilizing a hydraulic fluid metering control module in cooperation with a downhole component. The downhole component is shifted via hydraulic fluid delivered through first and/or second control lines to an actuator of the downhole component. The hydraulic fluid metering control module works in cooperation with the actuator and the control lines to enable shifting of the actuator according to a controlled, incremental process.
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Mandrou Laure
Powell Reinhard
Beach Thomas A
Clark Brandon S.
Sayre James G
Schlumberger Technology Corporation
Warfford Rodney
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