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

摘要

pretreatment of waste and residues, containing sodium and potassium ions.the invention relates to a process for reducing the content of sodium and potassium ions in the elimination of wastes and residues.according to the process, we treat these waste residue, acid and rich in fluorosilicique regarded itself as a waste pollutionfrom the manufacture of phosphoric acid by the action of sulfuric acid on calcium phosphate ore of calcium.