Reducing drum for the extraction of cellulosic matters

Details Reducing drum for the extraction of cellulosic matters Reducing drum for the extraction of cellulosic matters

1977-07-08

1979-05-15

Lazarus, Richard B.

Solid material comminution or disintegration

Apparatus

Including means applying fluid to material

241 74, 241 79, 241 87, 241187, 241228, 241DIG38, B02C 2318

Patent

active

041544072

ABSTRACT:
A device for extracting cellulosic and similar materials such as rags, plastics, light metals and wood, which includes a drum which is driven in a first direction at a first speed and a rotor inside of the drum which is driven in a direction opposite to the first direction at a speed higher than the first speed. A plurality of teeth are located on the periphery of the drum along a part of its length for shredding the material placed into the drum input. A fixed plate and a plate of adjustable height are placed at the output of the drum against which the other materials accumulate.

REFERENCES:
patent: 1491841 (1924-04-01), Bell
patent: 1837782 (1931-12-01), Little
patent: 2138715 (1938-11-01), Thorsen
patent: 2729858 (1956-01-01), Horton et al.
patent: 3149065 (1964-09-01), Van Doorn
patent: 3658263 (1972-04-01), Zeisler et al.
patent: 3931937 (1976-01-01), Hahn et al.
patent: 3973735 (1976-08-01), Ito et al.
patent: 3993252 (1976-11-01), Ito et al.

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