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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
D21H19/00—Coated paper; Coating material
D21H19/80—Paper comprising more than one coating
D21H19/82—Paper comprising more than one coating superposed
D21H19/824—Paper comprising more than one coating superposed two superposed coatings, both being non-pigmented
FR1190474D1958-01-281958-01-28Procédé et machines pour le pelliculage et le contre-collage de papiers imprimés
ExpiredFR1190474A
(fr)