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发明名称
PROCEDIMENTO PER NITRURARE MASSE DI ACCIAIO FUSO
摘要
申请公布号
IT992669(B)
申请公布日期
1975.09.30
申请号
IT19730027017
申请日期
1973.07.25
申请人
STAHLWERKE PEINE SALZGITTER AG
发明人
分类号
C21C5/32;C21C7/072;(IPC1-7):C21C/
主分类号
C21C5/32
代理机构
代理人
主权项
地址
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