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发明名称
Todelt strammeanordning til stigrör på et flydende anlæg til olie- og gasproduktion
摘要
申请公布号
DK1561003(T3)
申请公布日期
2006.12.11
申请号
DK20030776080T
申请日期
2003.11.10
申请人
NATIONAL OILWELL NORWAY AS
发明人
MOE, MAGNE, MATHIAS
分类号
E21B19/09;E21B19/00
主分类号
E21B19/09
代理机构
代理人
主权项
地址
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