| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a water treating apparatus provided with a contact material in which the contact material functions uniformly and excellently over the entire apparatus and the miniaturization of the entire apparatus can be achieved. SOLUTION: A pair of attaching parts 6, 6 of a rocking floor 5 to a treating tank are disposed leaving a distance in the vertical direction. Between the attaching parts 6, 6, the contact material 7 constituting the rocking floor 5 is disposed. The lower attaching part 6 consists of a pipe 21 through which air 33 is supplied and, at the same time, air discharging holes 22 are formed in a penetration through state.</p> |
