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经营范围
发明名称
AIR-UNLOADING VALVE OF BLAST FURNACE
摘要
申请公布号
SU836111(A1)
申请公布日期
1981.06.07
申请号
SU19792739944
申请日期
1979.03.05
申请人
DO POLT INSTITUT
发明人
SEDUSH SERGEJ V,SU;GORBACHEV VADIM E,SU;GOVORUSHCHENKO SERGEJ G,SU
分类号
C21B9/12;(IPC1-7):C21B9/12
主分类号
C21B9/12
代理机构
代理人
主权项
地址
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