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发明名称
INSTALLING A PIPE IN AN EXISTING PIPELINE
摘要
申请公布号
EP0819230(A1)
申请公布日期
1998.01.21
申请号
EP19960909231
申请日期
1996.04.03
申请人
BG PLC
发明人
DICKSON, DUDLEY TREVOR
分类号
F16L55/12;F16L55/16;F16L55/165;F16L55/18;(IPC1-7):F16L55/12;F16L55/132
主分类号
F16L55/12
代理机构
代理人
主权项
地址
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