FLOTATIONSEINRICHTUNG ZUR AUFBEREITUNG VON ALTPAPIER

摘要

In a flotation device for processing waste-paper, the flotation tank (1) is substantially in the form of an upright cylinder and the waste- paper suspension, mixed with air, is supplied to the flotation tank substantially tangentially and with a horizontal in-flow direction through a single supply line (6, 6') connected in the vicinity of the floor of the flotation tank (1) and having a diffuser widening portion (6) therein. The extraction line (3) for the cleaned suspension is provided near to the connection opening (2) of the supply line in the flotation tank (1), also in the region of the floor thereof.