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经营范围
发明名称
BLAST FURNACE SURGE VALVE
摘要
申请公布号
SU910774(A1)
申请公布日期
1982.03.07
申请号
SU19802962465
申请日期
1980.07.16
申请人
DN METALL INSTITUT
发明人
SELEGEJ NIKOLAJ G,SU;STOROZHIK DMITRIJ A,SU;LESNOJ ALEKSANDR I,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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