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经营范围
发明名称
Bore-lining tubing
摘要
申请公布号
GB0108384(D0)
申请公布日期
2001.05.23
申请号
GB20010008384
申请日期
2001.04.04
申请人
WEATHERFORD/LAMB, INC
发明人
分类号
E21B17/18;E21B43/10
主分类号
E21B17/18
代理机构
代理人
主权项
地址
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