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发明名称
PRODUCTION OF STEEL PIPE HAVING EXCELLENT ASEISMIC CHARACTERISTIC, FIRE RESISTANCE CHARACTERISTIC AND LOW-TEMPERATURE TOUGHNESS
摘要
申请公布号
JPH04128315(A)
申请公布日期
1992.04.28
申请号
JP19900249672
申请日期
1990.09.19
申请人
NIPPON STEEL CORP
发明人
YAMAMOTO YASUSHI;YAMAZAKI KAZUMASA
分类号
C21D8/10
主分类号
C21D8/10
代理机构
代理人
主权项
地址
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