D - Textiles – Paper – 21 – C
Patent
D - Textiles, Paper
21
C
9/1
D21C 5/02 (2006.01)
Patent
CA 1172807
A B R E G E Procédé pour la régénération de vieux papiers On blanchit des vieux papiers à constituants, tels que des encres, encapsulés en les mettant en pâte en présence d'une solution aqueuse alcaline qui contient un composé peroxydé tel que le peroxyde d'hydrogène, Pas de figure.
378007
de Ceuster Jean
Duprez Paul
Interox
Robic Robic & Associes/associates
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