After-treatment of paper not provided for in groups

Classification Context

Section:

TEXTILES; PAPER

Class:

PAPER-MAKING; PRODUCTION OF CELLULOSE

Subclass:

PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES ,; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS OR SUBCLASS; PAPER NOT OTHERWISE PROVIDED FOR

Child Classifications

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• D21H 25/02 Chemical or biochemical treatment
• D21H 25/04 Physical treatment, e.g. heating or irradiating
• D21H 25/08 Rearranging applied substances, e.g. metering or smoothing; Removing excess material
• D21H 25/18 of old paper as in books or documents, e.g. restoring