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Filing date
Publication date
Application filed by Waldhof Zellstoff FabfiledCriticalWaldhof Zellstoff Fab
Publication of CH223312ApublicationCriticalpatent/CH223312A/de
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
D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
D21H25/005—Mechanical treatment
D—TEXTILES; PAPER
D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
D21G9/00—Other accessories for paper-making machines
D21G9/009—Apparatus for glaze-coating paper webs
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
CH223312D1940-04-191941-04-09Verfahren zur Herstellung von Papieren mit geringer Durchlässigkeit.
CH223312A
(de)