HIGH STRENGTH SEAMLESS STEEL PIPE EXCELLENT IN HYDROGEN-INDUCED CRACKING RESISTANCE AND ITS PRODUCTION METHOD,申请号EP20030799144-传众专利搜索

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发明名称	HIGH STRENGTH SEAMLESS STEEL PIPE EXCELLENT IN HYDROGEN-INDUCED CRACKING RESISTANCE AND ITS PRODUCTION METHOD
摘要
申请公布号	EP1546417(A1)	申请公布日期	2005.06.29
申请号	EP20030799144	申请日期	2003.09.26
申请人	SUMITOMO METAL INDUSTRIES, LTD.	发明人	MURAO, NOBUTOSHI;HISAMUNE, NOBUYUKI;OSAKO, HAJIME;KONDO, KUNIO
分类号	B21B3/00;C21D8/10;C22C38/00;C22C38/02;C22C38/04;C22C38/20;C22C38/22;C22C38/24;C22C38/28;C22C38/38;C22C38/42;C22C38/44;C22C38/46;C22C38/50;C22C38/58;(IPC1-7):C21D8/10	主分类号	B21B3/00
代理机构		代理人
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