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发明名称
VERFAHREN ZUM HERSTELLEN HOCHFESTEN STAHLS MIT VERBESSERTER SCHWEISSBARKEIT UND NIEDERTEMPERATURZAEHIGKEIT
摘要
申请公布号
DE4009971(A1)
申请公布日期
1990.10.04
申请号
DE19904009971
申请日期
1990.03.28
申请人
NIPPON STEEL CORP., TOKIO/TOKYO, JP
发明人
OKAMURA, YOSHIHIRO;YANO, SEINOSUKE;YAMABA, RYOTA;CHIBA, HIDETAKA, TOKAI, JP
分类号
C21D8/02;C21D8/00;C22C38/00;C22C38/08;C22C38/16
主分类号
C21D8/02
代理机构
代理人
主权项
地址
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