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发明名称
Verfahren und Vorrichtung zur Schaumschwimmaufbereitung von Mineralien, insbesondere von Graphit
摘要
申请公布号
DE617295(C)
申请公布日期
1935.08.16
申请号
DE1929E039424D
申请日期
1929.06.18
申请人
ALEXIS DESIRE JOSEPH ELIE
发明人
分类号
B03D1/24
主分类号
B03D1/24
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代理人
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地址
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