Regeneration of pulp liquors

D - Textiles – Paper – 21 – C

Patent

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Details

D21C 5/02 (2006.01) D21C 11/00 (2006.01)

Patent

CA 2185224

This invention relates to a method of producing paper from waste paper with the production of no liquid effluent which involves subjecting the spent treatment liquors to oxidative treatment and reverse osmosis treatment.

Procédé de production de papier à partir de vieux papiers sans production d'eau résiduaire. Le procédé consiste à soumettre les liqueurs de traitement consommées à un traitement d'oxidation et à un traitement d'osmose inverse.

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