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.)
REVISIONS und TREUHAND AG DEUT
Original Assignee
REVISIONS und TREUHAND AG DEUT
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by REVISIONS und TREUHAND AG DEUTfiledCriticalREVISIONS und TREUHAND AG DEUT
Application grantedgrantedCritical
Publication of FR873171ApublicationCriticalpatent/FR873171A/fr
D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
D21C1/00—Pretreatment of the finely-divided materials before digesting
D21C1/04—Pretreatment of the finely-divided materials before digesting with acid reacting compounds
FR873171D1940-03-211941-06-18Procédé pour l'obtention de celluloses pauvres en pentosanes à partir de matières végétales
ExpiredFR873171A
(fr)