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发明名称
MEJORAS EN LA CONSTRUCCION DE ALTOS HORNOS.
摘要
申请公布号
ES344584(A1)
申请公布日期
1968.10.16
申请号
ES19840003445
申请日期
1967.08.29
申请人
YAWATA IRON & STEEL CO. LTD.
发明人
分类号
C21B7/00;C21B7/02;F27B1/12;(IPC1-7):C21B/
主分类号
C21B7/00
代理机构
代理人
主权项
地址
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