FORFARANDE FOR FRAMSTELLNING AV SLIPMASSA VID OVERTRYCK

A process is provided for preparing groundwood pulp from debarked pulpwood logs, which comprises grinding the logs under a superatmospheric pressure of a gas selected from the group consisting of steam, air, and steam and air, while continuously supplying thereto water comprising spent bleaching liq...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	J A I LINDAHL
Format:	Patent
Sprache:	swe
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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