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经营范围
发明名称
Mono - diameter wellbore casing
摘要
申请公布号
GB2403972(A)
申请公布日期
2005.01.19
申请号
GB20040023418
申请日期
2002.02.14
申请人
* ENVENTURE GLOBAL TECHNOLOGY
发明人
ROBERT LANCE * COOK;LEV * RING
分类号
E21B43/10;(IPC1-7):E21B43/10
主分类号
E21B43/10
代理机构
代理人
主权项
地址
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