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发明名称
SYSTEM FOR IMPROVING A GRAIN FORM OF AGGREGATES AND SORTING FOREIGN MATERIALS INCLUDED IN THE AGGREGATES, CAPABLE OF EFFECTIVELY OBTAINING PURE AGGREGATES
摘要
申请公布号
KR100458286(B1)
申请公布日期
2004.11.26
申请号
KR20040002037
申请日期
2004.01.12
申请人
发明人
分类号
B02C23/08;B02C23/10;B07B4/06
主分类号
B02C23/08
代理机构
代理人
主权项
地址
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