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发明名称
LOW TEMPERATURE HIGH TOUGHNESS STEEL FOR WELDING
摘要
申请公布号
JPH04103742(A)
申请公布日期
1992.04.06
申请号
JP19900219029
申请日期
1990.08.22
申请人
NIPPON STEEL CORP
发明人
HASEGAWA TOSHINAGA;AIHARA SHUJI;YAMAMOTO KOICHI
分类号
C22C38/00;C22C38/14
主分类号
C22C38/00
代理机构
代理人
主权项
地址
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