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发明名称
Procédé de raffinage des minerais par alluvionnement
摘要
申请公布号
FR915721(A)
申请公布日期
1946.11.15
申请号
FRD915721
申请日期
1945.10.10
申请人
RHEO-FRANCE, COMPAGNIE INTERNATIONALE DES RHEO-LAVEURS
发明人
分类号
B03B5/60
主分类号
B03B5/60
代理机构
代理人
主权项
地址
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