| 摘要 |
<p>1. Arrangement for ventilating the domestic and/or industrial sewage in the sewage pressure line of a sewage system or a sewage-treatment plant with a means comprising a constriction and an intake opening in the sewage pressure line, the intake opening consisting of a plurality of suction openings distributed on the periphery of a suction pipe, wherein the intake opening is arranged downstream behind the constriction (6) in the insertable suction pipe (4) forming the end of the sewage pressure line and a vortex section (20) is connected downstream following the suction pipe and for distributing the air which is drawn in to the sewage pressure line (2) and an open down section (30) is connected following the vortex section (20).</p> |
