【摘要】 针对永通公司两座无料钟高炉使用球团矿配比较高的炉料结构,探索了无料钟炉顶的布料操作方法,通过使用复合式多环布料,高炉主要技术经济指标明显改善。更多还原

【Abstract】 In view of the burden structure with high ratio pellet used in the two blast furnaces with bell-less top,material distribution without bell is explored.The main technical and economic indexes are improved significantly on the basis of composite type multi-circle distribution.更多还原