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    • 7. 发明专利
    • Water treatment method
    • 水处理方法
    • JP2014097501A
    • 2014-05-29
    • JP2014017368
    • 2014-01-31
    • Toshiba Corp株式会社東芝
    • FUKAYA TAROYAMAZAKI ATSUSHITSUTSUMI KENJIYAMANASHI ICHIROKONO RYUKO
    • C02F1/58B01D37/02B01D39/08B01D61/14B01D69/14C02F1/44
    • PROBLEM TO BE SOLVED: To provide a water treatment method capable of quickly removing fluoride ions within water and of easily removing generated fluorine compounds.SOLUTION: The provided water treatment method is a water treatment method in which a calcium-containing inorganic solid is contacted with a body of water including fluoride ions for inducing the deposition of calcium fluoride and in which the deposited calcium fluoride and the calcium-containing inorganic solid are solid-liquid-separated by a solid-liquid separator possessing a filter so as to satisfy B≤50 μm and 0.2≤B/A≤10 when the mode of pore diameters of the filter is defined as A and the volume-converted average particle diameter of the calcium-containing inorganic solid as B.
    • 要解决的问题:提供能够快速除去水中的氟离子并易于除去生成的氟化合物的水处理方法。溶液:所提供的水处理方法是一种水处理方法,其中含钙无机固体与 包含用于诱导氟化钙沉积的氟离子的水体,其中沉积的氟化钙和含钙无机固体通过具有过滤器的固液分离器进行固液分离,从而满足B≤50 当过滤器的孔径模式定义为A,而含钙无机固体的体积转化平均粒径为B时,μm和0.2≤B/A≤10