In recent years, several refineries have imported sulfuric acid alkylation units with effluent refrigeration, but a systematical process calculation method is lacking.
近年来陆续引进了硫酸法烷基化流出物致冷新工艺，对装置的工艺计算目前国内尚未形应系统的算法。
2
The by-product waste sulfuric acid from sulfuric acid alkylation is viscous and contains many impurities, it must be treated for comprehensive utilization.
硫酸烷基化装置副产的废硫酸黏稠、杂质多，必须对其加以处理，进行综合利用。
3
The treatment of the waste acid was discussed from sulfuric acid alkylation plant, and it was utilized to produce active clay.