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发明名称
PROCEDE POUR OBTENIR DU CRYOLITHE A CONTENU PETIT DE SILICIUM
摘要
申请公布号
RO65731(A2)
申请公布日期
1979.01.15
申请号
RO19730074177
申请日期
1973.03.16
申请人
CENTRALA DE CERCETARI METALE PURE SI RARE,RO
发明人
ANTONESCU,ADRIAN,RO;BERINDEI,MARIA,RO;IONESCU,VISAN,RO
分类号
C01F7/54;(IPC1-7):C01F7/54
主分类号
C01F7/54
代理机构
代理人
主权项
地址
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