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经营范围
发明名称
Способ получения соединений тория и редких земель из монацита
摘要
申请公布号
SU57668(A1)
申请公布日期
1939.11.30
申请号
SU19390024905
申请日期
1939.06.20
申请人
ALEKSANDROV G.P.
发明人
ALEKSANDROV G.P.
分类号
C01F15/00;C01F17/00
主分类号
C01F15/00
代理机构
代理人
主权项
地址
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