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发明名称
CATIONIC HEMATITE FLOTATION PROCESS
摘要
申请公布号
CA881195(A)
申请公布日期
1971.09.14
申请号
CAD881195
申请日期
申请人
MERAMEC MINING COMPANY
发明人
HAROLD M. RAY;RICHARD L. WHITE
分类号
主分类号
代理机构
代理人
主权项
地址
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