PRE-TREATMENT OF WASTES AND REFUSE CONTAINING SODIUM AND POTASSIUM IONS

摘要

6the invention relates to a process forto reduce or eliminate the content of sodium ion andcharacteristics of wastes and residues.according to the process, we treat the waste by thefluorosilicique acid rich residue, and foundhimself as a pollutant from waste.manufacture of phosphoric acid by the action of acid.in a sulphuric acid calcium phosphate orecalcium.