By means of strengthening lining protection,broadening area of blowing,properly restraining vigorous central gas flow,expanding peripheral gas flow,adopting larger batch-weight,4-ring distrib...

• 通过采取加强护炉、扩大进风面积、抑制中心过吹、适当发展边缘煤气流、选择较大的批重、四环大角差布料等措施,使高炉冶炼能稳定顺行,取得了较好的效果。