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发明名称
Perfectionnements aux appareils utilisés pour la concentration des minerais au moyen de flottation par la mousse
摘要
申请公布号
FR990511(A)
申请公布日期
1951.09.24
申请号
FRD990511
申请日期
1949.07.11
申请人
LORO & PARISINI
发明人
分类号
B03D1/16
主分类号
B03D1/16
代理机构
代理人
主权项
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