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发明名称
High-nitrogen ferritic heat-resisting steel with high niobium content and method of production thereof
摘要
申请公布号
US5254307(A)
申请公布日期
1993.10.19
申请号
US19920875685
申请日期
1992.04.28
申请人
NIPPON STEEL CORPORATION;MITSUBISHI JUKOGYO KABUSHIKI KAISHA
发明人
HASEGAWA, YASUSHI;OHGAMI, MASAHIRO;NAOI, HISASHI;MASUYAMA, FUJIMITSU
分类号
B22D23/00;C21C7/00;C22C38/00;C22C38/26;(IPC1-7):C22C38/22;B22D1/00;C22C38/24
主分类号
B22D23/00
代理机构
代理人
主权项
地址
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