The sulfation tests with the limestone samples after flash evaporation were carried out in the drop tube furnace.The results show that their desulphurization performances are improved much more.

• 结果表明,在一定的压力和温度下,闪蒸处理能够增大石灰石颗粒的微孔孔径,并使石灰石样品的脱硫性能得到较大提高。