| 摘要 |
<p>Small effluent treatment plant in which, in a vessel 1, three spaces are provided, a settling space 2 connected at its upper side to a feed 5, a purification space 3 which is arranged after this settling space via an overflow 7, and a filter space 4 which is connected to the purification space 3 via a submerged tube 8 and is connected at its upper side to an outlet 6. In the purification space 3 are installed in a labyrinth manner growth walls 9 for microorganisms. The filter space 4 is largely occupied by a fixed-bed body 10. <IMAGE></p> |
