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发明名称
TWO SENSOR IMPEDANCE ESTIMATION FOR UPLINK TELEMETRY SIGNALS
摘要
Measurements made with dual sensors (flow rate or pressure) are used to attenuate pump noise in a mud pulse telemetry system.
申请公布号
CA2591485(C)
申请公布日期
2010.09.07
申请号
CA20052591485
申请日期
2005.12.20
申请人
BAKER HUGHES INCORPORATED
发明人
RECKMANN, HANNO;NEUBERT, MICHAEL;WASSERMANN, INGOLF
分类号
E21B47/18;E21B47/12
主分类号
E21B47/18
代理机构
代理人
主权项
地址
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