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发明名称
Procédé de fabrication d'oxyde purifié d'aluminium à partir de minerais alumineux.
摘要
申请公布号
OA2249(A)
申请公布日期
1970.05.05
申请号
OA19660052547
申请日期
1966.07.26
申请人
PECHINEY
发明人
分类号
C01F7/38;C01F7/46;(IPC1-7):C01F7/46
主分类号
C01F7/38
代理机构
代理人
主权项
地址
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