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发明名称
Способ удаления фосфора из чугуна без удаления углерода
摘要
申请公布号
SU18790(A1)
申请公布日期
1931.01.31
申请号
SU19260011233
申请日期
1926.09.02
申请人
GELZENKIRKHENSKOE GORNOPROMYSHLENNOE AKTS. O-VO
发明人
SHENK
分类号
C21C5/28
主分类号
C21C5/28
代理机构
代理人
主权项
地址
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