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发明名称
METHOD OF REPAIR OF PIPE LINE DEFORMED BY FLEXIBLE STRAIN
摘要
申请公布号
RU2076988(C1)
申请公布日期
1997.04.10
申请号
RU19940031684
申请日期
1994.08.30
申请人
NAUCHNO-ISSLEDOVATELSKIJ I PROEKTNYJ INSTITUT "SEVERNIPIGAZ"
发明人
SHARYGIN VALERIJ M;KIRKIN VLADIMIR S
分类号
F16L55/18;(IPC1-7):F16L55/18
主分类号
F16L55/18
代理机构
代理人
主权项
地址
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