| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an anaerobic treatment apparatus for anaerobically treating organic waste water having high safety and high treating efficiency, and an anaerobic treatment method. <P>SOLUTION: The anaerobic treatment apparatus 1 includes an acid formation tank 12 for treating the organic waste water by acid formation bacteria, an upward flow type anaerobic treatment tank 30 for anaerobically treating treated water treated in the acid formation tank 12, a recirculation line L6 for recirculating a part of the treated water treated in the upward flow type anaerobic treatment tank 30 in the acid formation tank 12 and an ultraviolet ray irradiation device 50 for irradiating the treated water recirculated through the recirculation pipe L6 with an ultraviolet ray. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
