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发明名称
PREPARATION OF ORES FOR MAGNETIC SEPARATION OF MINERALS
摘要
申请公布号
CA513196(A)
申请公布日期
1955.05.24
申请号
CAD513196
申请日期
申请人
UNITED STATES STEEL CORPORATION
发明人
FREDERICK R. ARCHIBALD
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主分类号
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代理人
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