自动反洗表面过滤器在冶炼烟气制酸净化工序中的应用

Application of automatic backwash surface filter in cleaning section of sulphuric acid plant based on off-gas

云南铜业股份有限公司冶炼烟气制酸装置净化工序循环酸采用自动反洗表面过滤器过滤,介绍了自动反洗表面过滤器的结构、技术特点、工作原理、工艺流程、主要的技术指标及生产实践运行情况;并对企业回收滤渣中稀有元素产生的经济价值做了介绍。

Application of automatic backwash surface filter in cleaning section of Yunnan Copper＇s sulphurie acid plant based on off-gas is described with respects to its structural, technical characteristics, working principle, scheme, main technical indicators and operation. The economic value of rare elements recovered from filter residue is also discussed.