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发明名称
APPARATUS FOR PASSING THROUGH PIPELINE SEPARATORS, SCRAPERS AND OTHER INSTRUMENTS
摘要
申请公布号
SU868234(A2)
申请公布日期
1981.09.30
申请号
SU19792743739
申请日期
1979.03.30
申请人
SP K BYURO "TRANSNEFTEAVTOMATIKA"
发明人
CHEKRYGIN ALEKSANDR A,SU;SHVARTS MIKHAIL E,SU;VASIN VIKTOR M,SU;SAVELEV GRIGORIJ P,SU
分类号
F17D3/08;(IPC1-7):F17D3/08
主分类号
F17D3/08
代理机构
代理人
主权项
地址
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