The accommodation of solid-liquid separation technology to waste water treatment in h_3po_4 production with different quality of phosphoric ore

摘要

In this paper the research on the accommodation of separation technology to waste water treatment in phosphoric acid production is presented. The sourse and characteristics of waste water are introduced. There are three cruxes of the closed cyclic treatment techuology. According to the quanllty of ore four schemes are proposed. And criteria for choosing are presented.