Downhole data communication

Communications – electrical: acoustic wave systems and devices – Wellbore telemetering – Through well fluids

Reexamination Certificate

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Details

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.

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