1·The leaching of fluoride in phosphogypsum piled up in three gorge reservoir area was conducted by rotating disk method.
应用旋转圆盘法研究了三峡库区堆放的磷石膏中氟化物的浸取动力学特性。
2·The ordinary portland cement of 425R type was produced by the industrial waste slags, gangue, liquid slag, phosphate slag, manganic slag and phosphogypsum.
利用工业废渣煤矸石、液态渣、磷渣、锰渣、磷石膏生产425 R 型普通硅酸盐水泥。
3·The basic property of phosphogypsum, types of impurities, and the impact of its resource utilization on the pre-treatment process are introduced.
介绍了磷石膏的基本性质、杂质类型及其资源化利用中对预处理工艺的影响。
4·Some methods about phosphogypsum pretreatment in China and abroad are introduced.
介绍国内外对磷石膏进行预处理的各种方法。