A PROCESS FOR CONCENTRATING SOLUBLE AND COLLOIDAL SUBSTANCES IN PROCESS WATERS

The invention relates to a process for enhancing the concentration of the fiber derived dissolved and colloidal substances in process water that comes from mechanical pulping. According to the invention, process water is treated with enzyme preparations that have an effect on carbohydrates and that...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	VIIKARI, LIISA, FAGERNAES, LEENA, MUSTRANTA, ANNIKKA
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	APPARATUS THEREFOR CHEMISTRY METALLURGY PAPER-MAKING PRODUCTION OF CELLULOSE PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCESFROM CELLULOSE-CONTAINING MATERIALS REGENERATION OF PULPING LIQUORS TEXTILES TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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