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发明名称
Process of beneficiating ores
摘要
申请公布号
US2783886(A)
申请公布日期
1957.03.05
申请号
US19530388921
申请日期
1953.10.28
申请人
INTERNATIONAL MINERALS & CHEMICAL CORPORATION
发明人
BARON IRA M. LE
分类号
B03D1/001
主分类号
B03D1/001
代理机构
代理人
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地址
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