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Publication of FR761456ApublicationCriticalpatent/FR761456A/fr
D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
D21H17/03—Non-macromolecular organic compounds
D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
D21H17/14—Carboxylic acids; Derivatives thereof
D—TEXTILES; PAPER
D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
D21H17/62—Rosin; Derivatives thereof
FR761456D1932-12-191932-12-19Produit pour l'imperméabilisation des papiers, tissus, cartons ou autres matières
ExpiredFR761456A
(fr)
Dispositif automatique de régulation pour l'obtention de feuilles de caractéristiques constantes, applicables aux machines à papier, à carton, ou pour la fabrication d'autres produits similaires