Method and apparatus for thickening a suspension

Details Method and apparatus for thickening a suspension Method and apparatus for thickening a suspension

1986-05-05

1988-03-08

Sever, Frank

Liquid purification or separation

Processes

Separating

162343, 209270, 210788, 210791, 2105123, F01D 3310

Patent

active

047298375

ABSTRACT:
A method and apparatus for thickening a pulp, in particular a pulp containing fibres. The pulp is thickened hydraulically while it flows through a space between two screen surfaces. Thickening on alternate screen surfaces is prevented for cleaning by closing the valves in the outlets. Pulp is removed from the screen surfaces by vanes.

REFERENCES:
patent: 3223239 (1965-12-01), Dick
patent: 3455821 (1969-07-01), Aremaa
patent: 3616904 (1971-11-01), Aremaa
patent: 3677402 (1972-07-01), Holz
patent: 3870638 (1975-03-01), Karpacheva et al.
patent: 4043919 (1977-08-01), Hutzler

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