我国钢水化学加热综合精炼技术取得重大进展ＡＮＳ－ＯＢ钢水化学加热综合精炼技术是炉外精练的一种新工艺，是在非真空状态下，经钢包底部透气砖吹氩搅拌钢水，使钢包钢水上面浮渣由中间排到边部，降浸渍罩实现浸渍罩内钢水与大气和渣层隔绝，为加铝吹氧提温或加废钢降温... China’s chemical heating molten steel has made significant progress in refining technology ANS-OB molten steel chemical heating is a comprehensive refining refining technology is a new furnace outside the non-vacuum state, the bottom of the ladle through the argon gas blowing brick stirring steel so that the steel The scum on the water is discharged from the middle to the side, and the immersion cover can be used to cut off the molten steel in the scoop cover from the atmosphere and the slag layer to raise the temperature of the aluminum blowing oxygen or increase the temperature of the scrap ...