Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GRIESHEIM ELEKTRON CHEM FAB
Chemische Fabrik Griesheim Elektron
Original Assignee
GRIESHEIM ELEKTRON CHEM FAB
Chemische Fabrik Griesheim Elektron
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Filing date
Publication date
Application filed by GRIESHEIM ELEKTRON CHEM FAB, Chemische Fabrik Griesheim ElektronfiledCriticalGRIESHEIM ELEKTRON CHEM FAB
Application grantedgrantedCritical
Publication of FR599540ApublicationCriticalpatent/FR599540A/fr
D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
D21C3/00—Pulping cellulose-containing materials
D21C3/04—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides
D21C3/06—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides sulfur dioxide; sulfurous acid; bisulfites sulfites
FR599540D1924-06-161925-06-15Procédé pour la désagrégation de fibres végétales de toutes sortes en vue de l'obtention de cellulose
ExpiredFR599540A
(fr)
Procédé de fabrication de la cellulose alfa à partir des tiges de bambou, en vue de la fabrication des esters de cellulose à la place des pâtes de coton et dérivés