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发明名称
METHOD OF SEALING-UP PIPE LINES
摘要
申请公布号
RU2076262(C1)
申请公布日期
1997.03.27
申请号
RU19930033385
申请日期
1993.06.28
申请人
SOLOGUB ANATOLIJ PETROVICH
发明人
NESYN GEORGIJ V;POLYAKOVA NADEZHDA M;SOTNIKOVA NATALYA V
分类号
F16L55/162;(IPC1-7):F16L55/162
主分类号
F16L55/162
代理机构
代理人
主权项
地址
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