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发明名称
THICK SEAMLESS STEEL PIPE FOR LINE PIPE AND METHOD FOR PRODUCTION THEREOF
摘要
申请公布号
EP1876254(A4)
申请公布日期
2012.08.01
申请号
EP20060728830
申请日期
2006.03.09
申请人
SUMITOMO METAL INDUSTRIES, LTD.
发明人
KONDO, KUNIO;ARAI, YUJI;HISAMUNE, NOBUYUKI
分类号
C22C38/00;B21B23/00;C21D8/10;C21D9/08;C22C38/02;C22C38/04;C22C38/06;C22C38/42;C22C38/44;C22C38/46;C22C38/50;C22C38/58
主分类号
C22C38/00
代理机构
代理人
主权项
地址
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