磷矿

Glauconite, detrital carbonate skeletal debris, marine fossils, and collophane are commonly present.

海绿石、碳酸盐骨骸碎屑、海相化石和胶磷矿普遍出现。

Phosphate rock is mixted with sulfuric acid and with revycled first-wash acid in a premixer.

磷矿在混合槽中与硫酸以及循环回的第洗涤酸进行混合。

A tectno-magmatic province in relationship with the Dalimu and Sino-Korean paraplatforms defines two giant hyperalkaline to alkaline to carbonate mineralization belts.

塔里木中朝两准地台相关造-岩浆带中,有两巨大的超基-碱-碳酸岩杂岩型磷矿成矿带。

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.

对磷矿的组成和，磷矿的反应活、发泡及消泡能，湿法磷酸制备及磷酸的浓缩和澄清进行了试验研究。