| 摘要 |
PROBLEM TO BE SOLVED: To provide a water treatment apparatus which prevents the deterioration of treated water purity in the modifying treatment, etc., of the water to be treated and secures the stability of installment by lowering the height of the whole of the apparatus. SOLUTION: In the water treatment apparatus 1, the water to be treated is circulated to a storage part 3 in which the treating material 2 is packed and the modifying treatment, etc., is performed. Therein, one part of the treating material 2 is constituted so as to keep the fixed bed state when the treating material 2 is washed. COPYRIGHT: (C)2004,JPO
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