Communications – electrical: acoustic wave systems and devices – Wellbore telemetering – Through well fluids
Reexamination Certificate
2004-07-02
2008-12-02
Wong, Albert K. (Department: 2612)
Communications, electrical: acoustic wave systems and devices
Wellbore telemetering
Through well fluids
C340S854300, C106S313000, C106S316000
Reexamination Certificate
active
07460438
ABSTRACT:
A data communication technique for use in producing wells. Signals are transmitted through the product (p) by varying and monitoring flow rate at respective ends of the communication channel. At low data rates robust communication can be provided.
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International Application No. PCT/GB2004/002853; Filed Feb. 7, 2004.
Alston & Bird LLP
Expro North Sea Limited
Wong Albert K.
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