Presses – Methods – With heating or cooling
Patent
1997-04-29
1999-11-16
Gerrity, Stephen F.
Presses
Methods
With heating or cooling
100153, 100329, 100330, 100332, 162206, 1623585, D21G 100
Patent
active
059837870
ABSTRACT:
A method for calendering a paper web, including the steps of passing the paper web through a calendering nip having a profile formed from a pair of calendering rolls, wherein at least one of the pair of calendering rolls includes a soft exterior face at least in the region of the nip, regulating the profile of the calendering nip to compensate for flaws in the paper web passing through the calendering nip including varying the properties of the soft exterior face locally in a direction transverse to the direction of the passing paper web concurrently with the passing step.
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Kerttula Reima
Kivioja Pekka
Linsuri Ari
Nyberg Timo
Gerrity Stephen F.
Valmet Corporation
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