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经营范围
发明名称
Subsea wellhead.
摘要
申请公布号
EP0611874(B1)
申请公布日期
1995.10.11
申请号
EP19940300731
申请日期
1994.02.01
申请人
COOPER CAMERON CORPORATION
发明人
CEGIELSKI, EUGENE J.;WILKINS, ROBERT L.
分类号
E21B33/035;E21B33/047;(IPC1-7):E21B33/035
主分类号
E21B33/035
代理机构
代理人
主权项
地址
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