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发明名称
ENERGY SAVING NOZZLE HAVING LONG SERVICE LIFE FOR IRON AND STEEL-MAKING FURNACE
摘要
申请公布号
KR101177041(B1)
申请公布日期
2012.08.24
申请号
KR20100135903
申请日期
2010.12.27
申请人
发明人
分类号
C21B9/10
主分类号
C21B9/10
代理机构
代理人
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地址
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