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发明名称
Method for controlling the hopper gate to measure the quantity of the iron ore
摘要
申请公布号
KR100607369(B1)
申请公布日期
2006.07.31
申请号
KR19990062023
申请日期
1999.12.24
申请人
发明人
分类号
C21B7/18
主分类号
C21B7/18
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代理人
主权项
地址
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