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发明名称
REFRACTORY MIXTURE FOR REPAIRS OF BOTTOMS OF ELECTRIC STEELMAKING FURNACES
摘要
申请公布号
PL142947(B1)
申请公布日期
1987.12.31
申请号
PL19840246402
申请日期
1984.02.24
申请人
发明人
分类号
C04B;C04B35/06;(IPC1-7):C04B35/06
主分类号
C04B
代理机构
代理人
主权项
地址
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