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发明名称
Способ уменьшения содержания фосфора в ферромарганце
摘要
申请公布号
SU62575(A1)
申请公布日期
1942.11.30
申请号
SU19400033232
申请日期
1940.05.26
申请人
KOVAL B.A.
发明人
KOVAL B.A.
分类号
C21C7/064
主分类号
C21C7/064
代理机构
代理人
主权项
地址
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