Process and device for aerating suspensions

Details Process and device for aerating suspensions Process and device for aerating suspensions

D - Textiles, Paper

21

C

D21C 9/02 (2006.01) B03D 1/00 (2006.01) B03D 1/02 (2006.01) B03D 1/14 (2006.01) D21B 1/32 (2006.01) D21C 5/02 (2006.01) D21D 5/18 (2006.01) D21F 1/70 (2006.01)

Patent

CA 2454737

The invention relates to a process for aerating suspensions, particularly to flotate them, for example in deinking of pulp suspensions, with one or more stages and/or cells P1, P2, P3, P4, S1, S2, where each stage/cell P1, P2, P3, P4, S1, S2 has its own separate liquid loop 6. In order to improve ash removal, the invention provides for a washing process 12, 12', 16, 18 being interposed, in addition, the invention relates to a device for implementing the process.

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