PRODUCTION OF STEEL FOR LARGE HEAT INPUT WELDING EXCELLENT IN TOUGHNESS AT LOW TEMPERATURE,申请号JP19890073320-传众专利搜索

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发明名称	PRODUCTION OF STEEL FOR LARGE HEAT INPUT WELDING EXCELLENT IN TOUGHNESS AT LOW TEMPERATURE
摘要
申请公布号	JPH02250917(A)	申请公布日期	1990.10.08
申请号	JP19890073320	申请日期	1989.03.24
申请人	NIPPON STEEL CORP	发明人	SAITO NAOKI;YAMABA RYOTA
分类号	C21D8/02;C22C38/00;C22C38/16	主分类号	C21D8/02
代理机构		代理人
主权项
地址

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