Patent ID: 11905193
Assignee: nan
Field: Chemical engineering (Chemistry)
Classification: CPC C  B  Y | IPC B  C

Claim 0:
1. A liquid effluent treatment module comprising at least one tank portion adapted to accommodate a plurality of packing elements in suspension capable of accommodating a biological material, the at least one tank portion defining a horizontal longitudinal axis and comprising at least one effluent supply,
the at least one tank portion further comprising:
at least one treated effluent collection ramp arranged in a central part of the at least one tank portion and parallel to the horizontal longitudinal axis,
at least one air injection ramp arranged in a lower part of the at least one tank portion, eccentrically and parallel to the at least one treated effluent collection ramp, so as to cause a spiral movement of liquid effluents,

wherein the at least one effluent supply comprises at least one effluent supply ramp parallel and eccentric relative to the at least one treated effluent collection ramp, and wherein the at least one treated effluent collection ramp is arranged halfway between the at least one air injection ramp and the at least one effluent supply ramp.