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发明名称
Способ извлечения вольфрама и молибдена
摘要
申请公布号
SU111097(A1)
申请公布日期
1956.11.30
申请号
SU19530462511
申请日期
1953.12.19
申请人
VELLER R.L.
发明人
VELLER R.L.
分类号
C22B3/10;C22B34/36
主分类号
C22B3/10
代理机构
代理人
主权项
地址
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