METHOD AND DEVICE FOR PRODUCING OR TREATING A WEB OF FIBROUS MATERIAL

A process for the production or treatment of a fibrous web, in particular a paper or cardboard web, includes the following steps: a. drying of the fibrous web in a dryer section; b. subsequent cooling of at least one first side of the fibrous web by way of convection cooling, whereby the fibrous web...

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Bibliographische Detailangaben
1. Verfasser:	Spengler, Julia
Format:	Patent
Sprache:	eng
Schlagworte:	ACCESSORIES FOR PAPER-MAKING MACHINES CALENDERS METHODS OF PRODUCING PAPER THEREON PAPER-MAKING PAPER-MAKING MACHINES PRODUCTION OF CELLULOSE TEXTILES
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Beschreibung
Zusammenfassung:	A process for the production or treatment of a fibrous web, in particular a paper or cardboard web, includes the following steps: a. drying of the fibrous web in a dryer section; b. subsequent cooling of at least one first side of the fibrous web by way of convection cooling, whereby the fibrous web has a temperature of 65° C. or less on at least the first side after cooling, in particular 50° C. and less; c. apply steam to at least the first side of the fibrous web, in particular the temperature on the first side after steam application is at least 70° C., optionally more than 80° C. or 90° C.; and d. treatment of the fibrous web in at least one calendering nip.