Communications: electrical – Wellbore telemetering or control – Selective control of subsurface equipment
Reexamination Certificate
2011-08-30
2011-08-30
Zimmerman, Brian (Department: 2612)
Communications: electrical
Wellbore telemetering or control
Selective control of subsurface equipment
C367S082000
Reexamination Certificate
active
08009059
ABSTRACT:
Apparatuses and methods to power and communicate with downhole sensors are presented. Preferred embodiments of the present invention includes energizing a downhole sensor with a surface pressure wave generator and a downhole mechanical to electrical energy converter. Preferred embodiments of the present invention also include transmitting data measured from a downhole sensor to a surface unit through modulation of surface-generated pressure waves.
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Huang Songming
Monmont Franck
Sadikoglu Kasim
Dang Hung Q
Greene Rachel
Laffey Brigid
Raybaud Helene
Schlumberger Technology Corporation
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