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发明名称
Anordning ved produksjonsr°r
摘要
申请公布号
NO971320(A)
申请公布日期
1998.09.21
申请号
NO19970001320
申请日期
1997.03.20
申请人
MARITIME WELL SERVICE AS
发明人
IXNEVAD, DAVID GARDNER;REIMERS, NILS;BJERKELI, TERJE K.;TALG°, MORTEN;FALLET, TRULS
分类号
E21B17/02;E21B17/18;E21B43/00;(IPC1-7):E21B43/00;E21B43/10;E21B47/12
主分类号
E21B17/02
代理机构
代理人
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