发明名称 Process and device for scavenging a metal melt, in particular steel, in a casting ladle or the like provided with a plug closure
摘要 The process is directed to scavenging a metal melt, particularly steel, in a casting ladle or the like wherein a plug closes an outlet from the inside at the bottom of the ladle whereby a scavenging gas, such as argon, is introduced into the melting bath through the bottom of the ladle. The process is characterized by introducing the scavenging gas through the outlet when the plug is in its closing position.
申请公布号 US4509977(A) 申请公布日期 1985.04.09
申请号 US19840592219 申请日期 1984.03.22
申请人 MESSER GRIESHEIM GMBH 发明人 GEBER, HANS
分类号 B22D1/00;C22B9/05;F27D3/15;(IPC1-7):C21C7/00 主分类号 B22D1/00
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