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发明名称
VALVE FOR CASTING STRINGS
摘要
申请公布号
SU1248683(A1)
申请公布日期
1986.08.07
申请号
SU19843748588
申请日期
1984.06.05
申请人
VNII PO KREPLENIYU SKVAZHIN BUROVYM RASTVORAM
发明人
MIKHAJLICHENKO VLADIMIR M,SU;ABRAMOV ARKADIJ A,SU;LADYGA ALEKSEJ V,SU;DZHANGIROV SUREN S,SU
分类号
E21B34/10
主分类号
E21B34/10
代理机构
代理人
主权项
地址
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