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发明名称
METHOD OF ELIMINATING LEAKS IN PIPELINES
摘要
申请公布号
SU1634940(A2)
申请公布日期
1991.03.15
申请号
SU19874322594
申请日期
1987.08.13
申请人
PROIZV OB "SARATOVSELKHOZVODOPROVOD"
发明人
BIRYUKOV ALEKSANDR N,SU;BONDARENKO VLADIMIR A,SU;EFREMOV VLADIMIR G,SU;PUKAS NIKOLAJ D,SU
分类号
F16L55/17;F16L55/16
主分类号
F16L55/17
代理机构
代理人
主权项
地址
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