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发明名称
PRODUCTION OF LOW YIELD RATIO STEEL TUBE EXCELLENT IN LOW TEMP. TOUGHNESS
摘要
申请公布号
JPH07138639(A)
申请公布日期
1995.05.30
申请号
JP19930286959
申请日期
1993.11.16
申请人
SUMITOMO METAL IND LTD
发明人
IKI HIROSHI
分类号
C21D8/02;C22C38/00;C22C38/16;(IPC1-7):C21D8/02
主分类号
C21D8/02
代理机构
代理人
主权项
地址
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