Höytemperatur peroksidbleking av mekanisk masse

A method of making bleached mechanical pulps is disclosed for pulping mills having a primary and a secondary refiner. A first step (100) is to provide cellulosic materials, such as wood chips to refine into the pulp; the wood chips have an initial brightness level. A second step (102) is to provide...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HAMILTON, ROBERT T, CAMPBELL, ROGER O, BROOKS, ZEECHA L, PARRISH, ANTHONY, HAYNES, KAAREN K
Format:	Patent
Sprache:	nor
Schlagworte:	APPARATUS THEREFOR FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT PAPER-MAKING PRODUCTION OF CELLULOSE PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCESFROM CELLULOSE-CONTAINING MATERIALS REGENERATION OF PULPING LIQUORS TEXTILES TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKINGMACHINE
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