Ingredient of ladle furnace(LF) refining slag and course of SKF refining slagging are analyzed.The new technology of the return-slag operation in SKF and its feasibility are discussed.

• 分析了国内LF炉、SKF炉精炼渣的组成和本厂SKF炉精炼造渣过程,提出了SKF炉精炼留渣法的新工艺及其可行性。