Method of pulping and grading waste paper

Details Method of pulping and grading waste paper Method of pulping and grading waste paper

1975-01-13

1976-11-09

Custer, Jr., Granville Y.

Solid material comminution or disintegration

Processes

With classifying or separating of material

241 27, 241 4617, 241 791, B02C 1302, B02C 2336

Patent

active

039906434

ABSTRACT:
A receptacle accommodates a waste paper suspension and a rotor located adjacent one portion of the receptacle wall. A first outlet is provided in the wall in the region of the rotor so tht pulp produced by shredding of waste paper by the rotor can be discharged from the receptacle. A strainer is interposed in the first outlet, and a second outlet is provided in an opposite portion of the wall and arranged to discharge matter having low specific gravity from the receptacle.

REFERENCES:
patent: 2452135 (1948-10-01), Lowe
patent: 3073535 (1963-01-01), Vokes
patent: 3595488 (1971-07-01), Blakely et al.
patent: 3698649 (1972-10-01), Herbert
patent: 3717307 (1973-02-01), Beck
patent: 3720379 (1973-03-01), Szeguari
patent: 3722832 (1973-03-01), Sehert
patent: 3844488 (1974-10-01), Neitzel
patent: 3854667 (1974-12-01), Baehr et al.

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