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经营范围
发明名称
Procédé de purification de l'alumine
摘要
申请公布号
FR1297623(A)
申请公布日期
1962.06.29
申请号
FR19610870972
申请日期
1961.08.17
申请人
ASAHI KASEI KOGYO KABUSHIKI KAISHA
发明人
分类号
C01F7/46;C01G15/00;C22B3/26;C22B3/38
主分类号
C01F7/46
代理机构
代理人
主权项
地址
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