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发明名称
Способ получения свободного от железа криолита
摘要
申请公布号
SU13075(A1)
申请公布日期
1930.03.31
申请号
SU19260011827
申请日期
1926.09.10
申请人
O.I. KRASOCHNOJ PROMYSHLENNOSTI;AKTS. OBSHSH.
发明人
G. SHPEKHETER
分类号
C01F7/52;C01F7/46
主分类号
C01F7/52
代理机构
代理人
主权项
地址
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