The principle and process of outside-furnace molten-iron desulphurizing are introduced, the test data in trial production analyzed, the main factors to influence the effect concluded.

• 介绍铁水炉外脱硫原理及工艺流程，对试生产的试验数据进行分析，得出影响脱硫效果的主要因素，用于指导实践生产。