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发明名称
METHOD FOR DRILLING OIL AND GAS WELLS
摘要
申请公布号
EP1787006(B1)
申请公布日期
2008.04.30
申请号
EP20050769431
申请日期
2005.08.05
申请人
BP EXPLORATION OPERATING COMPANY LIMITED;XL TECHNOLOGY LIMITED
发明人
HEAD, PHILIP;LURIE, PAUL, GEORGE
分类号
E21B43/10;E21B17/10
主分类号
E21B43/10
代理机构
代理人
主权项
地址
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