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发明名称
Bidirectional telemetry apparatus and methods for wellbore operations
摘要
申请公布号
GB201012355(D0)
申请公布日期
2010.09.08
申请号
GB20100012355
申请日期
2006.05.10
申请人
BAKER HUGHES INCORPORATED
发明人
分类号
E21B47/12
主分类号
E21B47/12
代理机构
代理人
主权项
地址
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