Method and device relating to coating a running web

Details Method and device relating to coating a running web Method and device relating to coating a running web

D - Textiles, Paper

21

H

D21H 25/16 (2006.01) B05C 1/08 (2006.01) B05C 11/06 (2006.01) B05C 11/10 (2006.01) B05D 1/28 (2006.01)

Patent

CA 2393236

When a running web (3) is coated with a liquid coating mixture, at least one side of the web is provided with a coating (40, 40') of coating mixture. Existing excess (33) of coating mixture in or adjacent to the regions of the edge portions of the web is removed by being blown off downstreams of where the coating operation is performed.

Le procédé de l'invention permet d'appliquer la sauce de couchage (40, 40') sur l'une au moins des faces de la bande de papier (3) pendant son défilement. L'excédant de sauce s'accumulant (33) au niveau des bords de la bande est enlevé par un soufflage vers l'aval à partir du poste de couchage.

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