| 摘要 |
PROBLEM TO BE SOLVED: To provide a rapid cooling method of a channel induction heating device capable of efficiently performing rapid cooling in a short time without using a special device, and without damaging a used refractory. SOLUTION: In this rapid cooling method of the used channel induction heating device 11 having a maximum inner width of a runner 10 of 6-30 cm, dry ice including powder mainly composed of substances having maximum lengths of 3-30 mm and unavoidably mixed therein, is filled in the runner 10, and the air is supplied to the runner 10 filled with the dry ice at a flow rate of 0 or >0 to≤1.2 Nm<SP>3</SP>/hour. COPYRIGHT: (C)2010,JPO&INPIT |
