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Publication of FR773815ApublicationCriticalpatent/FR773815A/fr
D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
D21C7/00—Digesters
D21C7/14—Means for circulating the lye
FR773815D1933-06-121934-05-30Perfectionnements à la fabrication de la cellulose
ExpiredFR773815A
(fr)