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发明名称
METHOD AND APPARATUS FOR MANUFACTURING SPONGE IRON
摘要
申请公布号
ZW7481(A1)
申请公布日期
1981.07.01
申请号
ZW19810000074
申请日期
1981.04.07
申请人
SKF STEEL ENG AB
发明人
SANTEN S
分类号
C21B;(IPC1-7):C21B/
主分类号
C21B
代理机构
代理人
主权项
地址
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