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D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
FR843387D1938-03-091938-03-09Procédé d'épuration et de blanchiment de tissus imperméabilisés et usés en vue de leur transformation en pâte à papier
ExpiredFR843387A
(fr)