Phosphate rock is mixted with sulfuric acid and with revycled first-wash acid in a premixer.
矿在一个预
槽中与硫酸以及循环回
第一洗涤酸进行
。
Phosphate rock is mixted with sulfuric acid and with revycled first-wash acid in a premixer.
矿在一个预
槽中与硫酸以及循环回
第一洗涤酸进行
。
The composition. properties, reaction activity, capacity of frothing and defrothing of phosphate rock and the preparation, thickening and clarification of wet phosphoric acid are stutiied.
胺
矿
和性质,胺
矿
反应活性、发泡及消泡性能,湿法
酸制备及
酸
浓缩和澄清进行了试验研究。
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