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发明名称
Drill string telemetry system
摘要
申请公布号
GB2383356(B)
申请公布日期
2004.01.07
申请号
GB20020001535
申请日期
2002.01.24
申请人
* SCHLUMBERGER HOLDINGS LIMITED
发明人
CHARLES RODERICK * JENKINS
分类号
E21B47/16;(IPC1-7):E21B47/16
主分类号
E21B47/16
代理机构
代理人
主权项
地址
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