KRAFT PULPING WITH POLYSULPHIDE AND LIQUOR RECOVERY

A process of producing cooking liquor for addition to a digester for enhancement of the yield derived from kraft pulping of wood chips in which a portion of the black liquor is treated with lime under certain conditions and then reused as cooking liquor. The causticizing of the black liquor results...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	MICHAEL S. STELTENKAMP
Format:	Patent
Sprache:	eng
Schlagworte:	APPARATUS THEREFOR PAPER-MAKING PRODUCTION OF CELLULOSE PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCESFROM CELLULOSE-CONTAINING MATERIALS REGENERATION OF PULPING LIQUORS TEXTILES
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