Method of and apparatus for treating waste paper

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – Waste paper or textile waste

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162 5, D21D 504

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active

045669422

ABSTRACT:
The invention relates to a method of treating waste paper, wherein the waste paper is steeped, under certain circumstances chemically treated at the same time, and is thereafter adjusted to a lower substance density and sorted. Furthermore, the invention relates to apparatus for performing such a method.

REFERENCES:
patent: 2077059 (1937-04-01), Snyder et al.
patent: 2620271 (1952-12-01), Ruff et al.
patent: 3056713 (1962-10-01), Gartner
patent: 3264169 (1966-08-01), Altmann et al.
patent: 3330487 (1967-07-01), Par
patent: 3387794 (1968-06-01), Bidwell
patent: 3574050 (1971-04-01), Rice
patent: 3884750 (1975-05-01), Iannazzi
patent: 3994770 (1976-11-01), Lausch
patent: 4000031 (1976-12-01), Acobas
patent: 4194968 (1980-03-01), Pfalzer
patent: 4231526 (1980-11-01), Ortner et al.
patent: 4390395 (1983-06-01), DeCeuster et al.
Tappi, vol. 61, No. 8, pp. 73-75, 8/78.

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