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发明名称
SHIFTING TYPE REFRACTORY SPRAY-REPAIRING DEVICE FOR LARGE TROUGH AND IRON TAPPING HOLE OF BLAST FURNACE AND SPRAY-REPAIRING METHOD THEREFOR
摘要
申请公布号
JPH08269512(A)
申请公布日期
1996.10.15
申请号
JP19950094250
申请日期
1995.03.29
申请人
NIPPON STEEL CORP
发明人
NAKAYAMA TAKEHIRO
分类号
C21B7/14;(IPC1-7):C21B7/14
主分类号
C21B7/14
代理机构
代理人
主权项
地址
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