Method and device for preparation and primary separation of pape

Details Method and device for preparation and primary separation of pape Method and device for preparation and primary separation of pape

1986-07-25

1989-04-04

Chin, Peter

Paper making and fiber liberation

Processes of chemical liberation, recovery or purification...

Waste paper or textile waste

162 55, 162 57, 241 4617, D21B 108, D21C 908

Patent

active

048183393

ABSTRACT:
Method and device for preparation and primary separation of paper pulp in which the initial disintegration is produced in a primary pulper 1 of known type, the contents of the pulper, after this separation is discharged directly and discontinuously into a large-sized vat where it is stirred by an agitator with longitudinal shaft equipped with spiral arms, and from there poured discontinuously into a separator.

REFERENCES:
patent: 2727439 (1955-12-01), Bolton et al.
patent: 4397713 (1983-08-01), Lambrecht
patent: 4604193 (1986-08-01), Lamort

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