发明名称 CONTINUOUS CASTING METHOD FOR HIGH-QUALITY CAST PIECE
摘要 PROBLEM TO BE SOLVED: To provide a continuous casting method for a high-quality cast piece which prevents defects and inner cracks brought about by inclusions in the surface layer and internal part of a cast piece and, at the same time, avoids the significant alteration of a continuous casting equipment and can easily be realized at low cost. SOLUTION: In the continuous casting method for the high-quality cast piece which liquid steel 11 is introduced into a mold 13 through a dipping nozzle 15 and continuously withdrawn downward while it is solidified with the mold 13, a vertical part 19 is provided below a meniscus 20 of the liquid steel 11, and also a stream 22 circling along a peripheral wall near the meniscus 20 of the liquid steel 11 is provided through an electromagnetic stirring device 21 installed at a long side of the mold 13. COPYRIGHT: (C)2004,JPO&NCIPI
申请公布号 JP2004202584(A) 申请公布日期 2004.07.22
申请号 JP20040114573 申请日期 2004.04.08
申请人 NIPPON STEEL CORP 发明人 KONISHI JUNPEI;INAOKA KAZUMA
分类号 B22D11/115;B22D11/04;B22D11/11;B22D27/02;(IPC1-7):B22D11/115 主分类号 B22D11/115
代理机构 代理人
主权项
地址