Screening apparatus

Details Screening apparatus Screening apparatus

1985-05-29

1987-06-30

Cintins, Ivars

Liquid purification or separation

Filter

With residue removing means or agitation of liquid

209273, B01D 2938, B07B 120

Patent

active

046769030

ABSTRACT:
An apparatus for screening pulp comprises a vessel, a cylindrical screen within the vessel, a rotating element moving in the vicinity of the screen at a predetermined speed, an inlet for the unscreened pulp, an outlet for the screened pulp in the vessel. The rotating element has a contour surface with grooves formed of a first plane parallel to the envelope surface, an inclined plane, an upper plane and a side plane, the side plane being essentially perpendicular to the first plane, the inclined plane forming an angle between 30.degree.-60.degree. with the first plane, the upper plane being parallel to the first plane. The rotating element may be a rotor or blade type segments.

REFERENCES:
patent: 3407570 (1968-10-01), Steinmetz
patent: 3409132 (1968-11-01), Meadows
patent: 4396502 (1983-08-01), Justus
patent: 4447320 (1984-05-01), Lamort

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