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Publication of FR723708ApublicationCriticalpatent/FR723708A/fr
D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
D21C7/00—Digesters
FR723708D1930-11-191931-10-01Perfectionnement aux manchons d'admission de vapeur pour digesteurs de pâtes sulfitées
ExpiredFR723708A
(fr)