Process and device for aerating dispersions

D - Textiles – Paper – 21 – C

Patent

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Details

D21C 5/02 (2006.01) D21B 1/32 (2006.01) D21F 1/70 (2006.01)

Patent

CA 2333797

The invention refers to a process for aerating dispersions, particularly for flotation of pulp suspensions in the deinking process, where the pulp suspension containing dirt particles is sprayed into a tank together with gas, particularly air. It is mainly characterised by the gas, particularly air, being sucked in by the effect of the injector at a minimum of two successive points 2, 4, 12 and mixed with the suspension. The invention also refers to a device for implementing the process.

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