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Publication of NL6601587ApublicationCriticalpatent/NL6601587A/xx
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
D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
D21H27/18—Paper- or board-based structures for surface covering
D21H27/22—Structures being applied on the surface by special manufacturing processes, e.g. in presses
D21H27/26—Structures being applied on the surface by special manufacturing processes, e.g. in presses characterised by the overlay sheet or the top layers of the structures