Procedure for the biological purification of wastewater in an aeration deposit. (Machine-translation by Google Translate, not legally binding)

摘要

Process for the biological purification of waste water in an aeration tank, with mechanical agitation, and with aeration carried out separately from the waste water, characterized in that progressively, over the length of the aeration tank, in each case only a part of the residual water rises from the area of the floor of the tank, imposing a horizontal current on this partial current in the vicinity of the water level and artificially aerating the wastewater artificially in the area of this horizontal stream. (Machine-translation by Google Translate, not legally binding)