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发明名称
Hydraulisk borerig
摘要
申请公布号
DK1108109(T3)
申请公布日期
2006.03.20
申请号
DK19990939285T
申请日期
1999.08.20
申请人
995123 ALBERTA LTD.
发明人
BYRT, HARRY;MCCONNELL, DAVE;DESAI, VINOD
分类号
E21B15/00;E21B15/02;E21B19/09;E21B19/14
主分类号
E21B15/00
代理机构
代理人
主权项
地址
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