分析了我国目前竖炉存在的问题，提出了外燃式圆形球团矿焙烧竖炉的设想，并对其结构特征和优点进行了介绍。
With analyzing the problems existing in shafts of our country, a kind of round externa combustion pellet roasting shaft is envisaged and its structural characteristics and merits are introduced.
介绍了酒钢选矿厂竖炉焙烧自动控制系统。
The automatic control system for shaft furnace roasting in Jiu Steel's Concentrator is described.
研究表明，竖炉产量并非随焙烧带宽度和火口中心线上料层高度的增加而一味增加，焙烧带宽度和火口中心线上料层高度均存在最佳值；
The results show that the output of PSF is not increased monotonously with the increase of roasting zone′s width and preheating-roasting zone′s height.
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