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经营范围
发明名称
METHOD OF CONCENTRATION OF SILICATE NICKEL ORE
摘要
申请公布号
PL111935(B2)
申请公布日期
1980.09.30
申请号
PL19790213051
申请日期
1979.01.26
申请人
发明人
分类号
B03D;B03D1/02;(IPC1-7):B03D1/02
主分类号
B03D
代理机构
代理人
主权项
地址
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