Air-classification apparatus and process for the segregation of

Details Air-classification apparatus and process for the segregation of Air-classification apparatus and process for the segregation of

1977-06-13

1978-11-28

Lutter, Frank W.

Classifying, separating, and assorting solids

Precedent preparation of items or materials to facilitate...

Sorting special items or sorting by methods and apparatus...

209138, 209474, 209490, B03B 400

Patent

active

041274768

ABSTRACT:
A process and system for the segregation and separation of mixed office-paper-waste material which comprises: shredding the waste material to a uniform size; forming a fluidized bed of the shredded waste material in a vertical column by an upwardly flowing, high-volume, low-pressure air stream, to divide the material into distinct layers in the column; and separating and removing the layers from the column with lateral airflow.

REFERENCES:
patent: 1250553 (1917-12-01), Bryan
patent: 2683685 (1954-07-01), Matheson
patent: 2899139 (1959-08-01), Hardinge
patent: 3738483 (1973-06-01), MacKenzie
patent: 3865241 (1975-02-01), Crow

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