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发明名称
Drehantriebsanordnung für ein Bohrgestänge
摘要
申请公布号
DE502006003780(D1)
申请公布日期
2009.07.02
申请号
DE200650003780T
申请日期
2006.12.18
申请人
EURODRILL GMBH
发明人
UELHOFF, HENRIK;PIKOWSKI, ANDREAS
分类号
E21B7/00
主分类号
E21B7/00
代理机构
代理人
主权项
地址
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