Therefore the pollution of waste acid base discharge was avoided, the water quality improved, and the overall utilization of circulating water upraised.
将原离子交换复床除盐系统改造为反渗透系统，从而提高了水的循环使用率，避免了废酸、废碱大量排放对环境造成的污染；
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。
This paper makes an approach to technological process for and solution of problems in utilization of plenty of waste heat generated after adjustment of roasting and acid making cooling system.
探讨了焙烧、制酸冷却系统调整后，产生的大量热能回收利用的工艺、流程及存在问题的解决方案。
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