| 摘要 |
<p>A treatment plant for effluent comprises a precipitation tank (4), preferably designed with a lower conical portion (4'), a biological toilet (2), preferably a multi-chamber biological toilet, a biological filter (9), a deposition tank (1) provided below said biological toilet and separated from the latter by a perforated strainer bottom (11) provided between said biological toilet and sand deposition tank, piping (3, 3') for transferring effluent to said precipitation tank (4), means (K, P2, 5) for adding precipitants to said effluent in said precipitation tank (4), piping systems (6, 6') for transferring precipitated sludge from the lower portion (4') of said precipitation tank (4) to a chamber of said biological toilet (2), a piping system (P3, 6, 8) for circulating the chemically purified water across said biological filter (9), and a pipe (10) for discharging clarified water from said precipitation tank (4). A method for utilization of said plant is also shown.</p> |
