| 摘要 |
<P>PROBLEM TO BE SOLVED: To avoid decrease in electrochemical reaction speed accompanying decrease in water temperature and continuously cause further efficient electrochemical reaction for operation with continuing efficient electrochemical reaction by using an electrochemical reaction means, as a primary means, using a primary battery comprising different metals in treatment of electrolyte wastewater containing phosphate ions and a phosphoric acid compound, remove phosphorous, remove nitrogen, use an ultraviolet reaction means efficiently and economically, dispense with electric equipment cost and power cost and further produce power with executing treatment of wastewater. <P>SOLUTION: The wastewater treatment apparatus for treatment of electrolyte wastewater containing phosphate ions comprises a reaction tank equipped with an oxygen supply means, a stirring means, the electrochemical reaction means using the primary battery comprising different metals and a heating means, and a solid-liquid separation means for separating a metal phosphate hardly soluble in water and metal hydroxide particles formed in the reaction tank from liquid. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
