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经营范围
发明名称
INTERNALLY ORIENTATED PERFORATING SYSTEM
摘要
申请公布号
EP1448868(A1)
申请公布日期
2004.08.25
申请号
EP20020789928
申请日期
2002.11.27
申请人
BAKER HUGHES INCORPORATED
发明人
SLOAN, MARK, L.;RANTALA, ERICK, R.
分类号
E21B43/119;(IPC1-7):E21B43/119
主分类号
E21B43/119
代理机构
代理人
主权项
地址
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