| 摘要 |
<p>A water treatment device capable of filtering out iron and manganese in raw water by oxidizing them and making them insoluble in water includes a raw water supply tube ( 4 ), one or more jet nozzles ( 5 ), each being at one end portion thereof in communication with the raw water supply tube ( 4 ) and having at the other end thereof a raw water jetting outlet for blowing out the raw water in a jet stream, one or more air introducing tubes ( 6 ) provided in correspondence to the jet nozzle or jet nozzles ( 5 ), each being at one end portion thereof opened to the atmosphere and being at the other end portion thereof opened to the inside of a corresponding one of the jet nozzles ( 5 ) upstream of the raw water jetting outlet and a filter container ( 3 ) containing a filter layer ( 2 ).</p> |
