| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a wastewater treatment apparatus capable of highly decomposing oils and fats contained in organic wastewater to sufficiently treat the organic wastewater. <P>SOLUTION: The wastewater treatment apparatus is equipped with an oils and fats separation means 3 for separating an oils and fats-containing substance from the organic wastewater to obtain separated water reduced in the content of oils and fats, an upflow type anaerobic treatment tank 8 for subjecting the organic matter contained in the separated water to methane fermentation treatment, a froth treatment means 4 for performing the crushing treatment of the oils and fats-containing substance separated by the oils and fats separation means 3, and an oils and fats decomposition tank 5 which houses bacteria for decomposing the oils and fats-containing substance subjected to treatment in the froth treatment means 4 and the oils and fats contained therein to perform the decomposition treatment of the oils and fats. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
