| 摘要 |
<p>The present invention relates to an activated sludge system for the purification of waste water from civil building outlets, comprising a holding body (1) communicating with a sewage inlet duct (2) and in which a diffusing pipe (3) is provided for supplying air bubbles. The system comprises moreover a sedimenting device (10) having a bottom mouth leading to the bottom of the holding body and an outlet duct (21) communicating with the top portion of said sedimenting device and including a chlorinating assembly for chlorinating the outlet fluid.</p> |
