TREATMENT METHOD FOR FLUORINE-CONTAINING WASTEWATER AND CHEMICAL AGENT USED THEREIN

摘要

PROBLEM TO BE SOLVED: To provide a method for almost efficiently and perfectly removing dissolved fluorine in water to be treated. SOLUTION: In the method for removing dissolved fluorine in water to be treated, a liquid additive of a rare-earth element and a harmless polyvalent metal is added to water to be treated to sediment and remove fluorine ions. COPYRIGHT: (C)2004,JPO