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发明名称
Wellhead Assembly
摘要
申请公布号
GB2440940(A)
申请公布日期
2008.02.20
申请号
GB20060016423
申请日期
2006.08.18
申请人
CAMERON INTERNATIONAL CORPORATION US
发明人
KEITH GARBETT;ANDREW BEAN;HANS PAUL HOPPER
分类号
E21B33/035;E21B33/043
主分类号
E21B33/035
代理机构
代理人
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地址
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