| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To continuously carry out defoaming treatment adjacent to an air bubble generation position without requiring a heat source. <P>SOLUTION: A foam treatment arrangement comprises: a cover 13 arranged on the top of a storage tank (aeration tank 7) temporarily storing a waste liquid discharged from a plant or the like, and including aeration means 8 inside, and a driving fan 14 arranged inside the cover 13 covering the liquid face of the storage tank, and defoaming an air bubble generated by aeration means 8 and rising on the liquid surface of the storage tank, wherein defoaming is carried out by sucking the air bubble by the fan 14 and bringing into contact with the blade face of the fan 14. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
