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发明名称
Perfectionnement à la fabrication de l'alumine
摘要
申请公布号
FR1520669(A)
申请公布日期
1968.04.12
申请号
FR19670096888
申请日期
1967.02.28
申请人
COMPAGNIE GENERALE D'ELECTRICITE
发明人
MARGOTIN PIERRE;CHAMPEAULT JACKY
分类号
C01F7/32
主分类号
C01F7/32
代理机构
代理人
主权项
地址
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