Classifying – separating – and assorting solids – Sifting – With liquid treatment
Patent
1992-01-24
1993-07-06
Olszewski, Robert P.
Classifying, separating, and assorting solids
Sifting
With liquid treatment
209273, 209380, 210415, B07B 122
Patent
active
052246035
ABSTRACT:
An apparatus and method for treating fiber suspension is especially applicable for pulp screening in the wood processing industry, particularly for the separation of light particles from fiber suspensions. The apparatus comprises an outer casing with conduits for inlet pulp, accepts, heavier rejects and lighter rejects; a filter cylinder and a rotor, the surface of which is provided with at least one protrusion; and an opening for guiding the light rejects through the surface of the rotor.
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Hanana Karim
Ljokkoi Risto
A. Ahlstrom Corporation
Olszewski Robert P.
Reiss Steven M.
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