Invention Grant
US08120509B2 MWD data transmission 有权
MWD数据传输

MWD data transmission
Abstract:
An MWD data transmission system and method for determining and transmitting the environmental properties of the downhole borehole assembly (BHA) to surface data receivers via mud pulse telemetry, EM telemetry, or both mud pulse telemetry and EM telemetry based on one or more determined properties of the downhole environment.
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