专利检索 ap:("Nippon Steel & Sumitomo Metal Corporation") AND inv:"UEDA, Masaharu Nippon Steel Corporation Yamata" 第 1 页

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发明授权
RAIL OF HIGH ABRASION RESISTANCE AND HIGH TENACITY HAVING PEARLITE METALLOGRAPHIC STRUCTURE AND METHOD OF MANUFACTURING THE SAME 失效
标题翻译：强度高，随着对珠光体和方法耐磨铁路及其

公开(公告)号：EP0685566B2

公开(公告)日：2013-06-05

申请号：EP95902988.5

申请日：1994-12-19

申请人： Nippon Steel & Sumitomo Metal Corporation

发明人： UCHINO, Kouichi Nippon Steel Corporation Yawata , KUROKI, Toshiya Nippon Steel Corporation Yamata , UEDA, Masaharu Nippon Steel Corporation Yamata

IPC分类号： C22C38/00 , C22C38/30 , C21D8/00 , C21D9/04

CPC分类号： C21D8/00 , C21D9/04 , C21D2211/009 , C22C38/00 , Y10S148/902