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发明名称
PROCESS FOR VACUUM DECARBURIZATION
摘要
申请公布号
GB1488686(A)
申请公布日期
1977.10.12
申请号
GB19740045624
申请日期
1974.10.22
申请人
SUMITOMO METAL IND LTD
发明人
分类号
C21C5/46;C21C7/10;(IPC1-7):C21C7/00
主分类号
C21C5/46
代理机构
代理人
主权项
地址
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