The corrosion situation of some metal materials used for axial-flow pump and impeller of slurry pump in wet phosphoric acid production was studied.
研究了几种金属材料在湿法磷酸生产中的浓缩轴流泵和萃取槽料浆泵叶轮上的耐腐蚀使用情况。
The storage of the by-product phosphogypsum from wet phosphoric acid production not only takes a lot of space, but also poses a severe pollution of the environment.
湿法磷酸生产副产磷石膏的堆放不仅占用大量土地，而且严重污染环境。
The effect of empty tower used in wet-process phosphoric acid production is better by comparison with filled tower.
通过空塔与填料塔在湿法磷酸过程中的应用情况对比，说明空塔用于湿法磷酸生产运行效果良好。
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