Process for deinking pulp and device for applying said process

D - Textiles – Paper – 21 – C

Patent

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D21C 5/02 (2006.01) D21B 1/32 (2006.01) D21F 1/70 (2006.01)

Patent

CA 2144025

Procédé de désencrage de pâte à papier selon lequel la masse de pâte à papier à désencrer est mise en circulation de façon à se déplacer de haut en bas tandis que les bulles d'air sont introduites au moins dans la partie basse et se déplacent de bas en haut caractérisé par le fait que la masse de pâte à papier descend de haut en bas en étant recyclée par plusieurs étages successifs situés les uns au-dessus des autres.

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