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。
A purification process of wet-process phosphoric acid, which is used for the production of toothpaste-grade calcium hydrogen phosphate, was studied.
以湿法磷酸为原料制取牙膏级磷酸氢钙的关键在于解决湿法磷酸的净化与脱氟问题。
Operation practice demonstrates that these measures are effective and meet requirements for wet-process phosphoric acid plants to tap the potential, to increase production volume and to im...
运行证实这些措施是行之有效的，满足了湿法磷酸装置挖潜、增产、增效的要求。
Operation practice demonstrates that these measures are effective and meet requirements for wet-process phosphoric acid plants to tap the potential, to increase production volume and to im...
运行证实这些措施是行之有效的，满足了湿法磷酸装置挖潜、增产、增效的要求。
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