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发明名称
DEVICE FOR CORRECTING BLOW-HOLES IN OPERATIVE PIPELINE
摘要
申请公布号
SU1239444(A1)
申请公布日期
1986.06.23
申请号
SU19843793422
申请日期
1984.09.25
申请人
UK DRUZHBY NARODOV I INZHENEROV VODNOGO KHOZYAJSTVA
发明人
BOROVOJ YAROSLAV A,SU;GURIN VASILIJ A,SU;EVREENKO YURIJ P,SU;KARPYUK ANATOLIJ A,SU
分类号
F16L55/168;F16L55/16
主分类号
F16L55/168
代理机构
代理人
主权项
地址
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