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经营范围
发明名称
Process for beneficiating ores
摘要
申请公布号
US3113922(A)
申请公布日期
1963.12.10
申请号
US19610126516
申请日期
1961.07.25
申请人
INTERNATIONAL MINERALS & CHEMICAL CORPORATION
发明人
JR. DEWEY J. HALL,
分类号
B03D1/001
主分类号
B03D1/001
代理机构
代理人
主权项
地址
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