Working principle of major equipments for modifying 20kt/a H 2SO 4 purification system and its engineering characteristics wer expounded. Operating results in actual production were analyzed and summarized.

• 阐述了云南会泽驰宏锌锗股份有限公司 2 0kt/a硫酸净化系统进行改造的主要设备工作原理 ,工艺设计特点并对其在生产实际中运行的效果进行了分析、总结