Liquid purification or separation – Filter – Movable medium
Patent
1984-01-25
1985-05-21
Coe, Philip R.
Liquid purification or separation
Filter
Movable medium
68143, B01D 3306
Patent
active
045185000
ABSTRACT:
An apparatus for treating a fibrous material, e.g. for fiberizing and screening of waste paper, comprises a rotating drum which is provided with at least one partially perforated mantle and is divided into consecutive treating zones by means of a partition wall or walls. In connection with the partition wall there is provided a lifting structure which has an adjustable lifting capacity for transporting the material to be treated to the next treating zone through an opening in the partition wall.
REFERENCES:
patent: 871517 (1907-11-01), McDaniel
patent: 1603944 (1926-10-01), Fox
patent: 1839214 (1932-01-01), Geddes
patent: 2288742 (1942-07-01), Ransohoff
patent: 3330139 (1967-07-01), Schafer
patent: 3893311 (1975-07-01), Meyer
A. Ahlstrom Osakeyhtio
Coe Philip R.
Stinson Frankie L.
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