A METHOD FOR LEADING A WEB BETWEEN CALENDER NIPS, AND A CALENDER

In the method for leading a web between calender roll nips (N), a web (W) is guided between the calender roll nips (N) in a loop which runs apart from th e calender rolls, inside which loop an air pocket (3) is formed. The mass and/ or heat flow in the air pocket (3) is prevented in the cross direct...

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Bibliographische Detailangaben
Hauptverfasser:	IJAS, VESA, KOIVUKUNNAS, PEKKA, PIETIKAINEN, REIJO
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	ACCESSORIES FOR PAPER-MAKING MACHINES CALENDERS IMPREGNATING OR COATING OF PAPER PAPER NOT OTHERWISE PROVIDED FOR PAPER-MAKING PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D PRODUCTION OF CELLULOSE PULP COMPOSITIONS TEXTILES TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G
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Beschreibung
Zusammenfassung:	In the method for leading a web between calender roll nips (N), a web (W) is guided between the calender roll nips (N) in a loop which runs apart from th e calender rolls, inside which loop an air pocket (3) is formed. The mass and/ or heat flow in the air pocket (3) is prevented in the cross direction of the w eb by means of obstacles (5) placed in connection with the pocket.