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发明名称
System and method for communication between a surface location and a subterranean location
摘要
申请公布号
GB0714875(D0)
申请公布日期
2007.09.12
申请号
GB20070014875
申请日期
2004.12.21
申请人
SCHLUMBERGER HOLDINGS LIMITED
发明人
分类号
E21B47/12;E21B47/14
主分类号
E21B47/12
代理机构
代理人
主权项
地址
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