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发明名称
Procedure for evaluating the friction characteristics of a shouldered threaded connection
摘要
申请公布号
EP0692608(B1)
申请公布日期
1999.08.18
申请号
EP19950110069
申请日期
1995.06.28
申请人
ENI S.P.A.
发明人
BARYSHNIKOV, ANATOLY;FERRARA, PAOLO;CALDERONI, ANGELO
分类号
E21B19/16;(IPC1-7):E21B19/16
主分类号
E21B19/16
代理机构
代理人
主权项
地址
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