Methyl diethanolamine(MDEA) method, one of the main selective desulfurization processes, has been widely used in petroleum industry for both energy saving and good economics.

• 甲基二乙醇胺(MDEA)法是一种选择性脱硫工艺,因其卓越的节能效果已在石油工业中广泛应用,并取得良好的经济效益,现已成为气体脱硫的主体工艺之一。