Presses – Methods – With heating or cooling
Patent
1991-08-21
1992-10-20
Hornsby, Harvey C.
Presses
Methods
With heating or cooling
100 93RP, 162206, B30B 1534, D21G 100
Patent
active
051560860
ABSTRACT:
The invention concerns a method in calendering, wherein one or several pairs of rolls are employed through which the web to be calendered runs. One roll in each pair of rolls is a hard roll which is a heated metal roll, and the other roll in each pair of rolls is a roll provided with a resilient coating. In the method, the face of the roll with a resilient coating is also heated to a high temperature, advantageously to the same temperature as the heated metal roll. The invention also concerns a roll used in the method as well as the use of the method and of the roll.
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Kiema Timo
Sipi Karl
Viitanen Timo
Gerrity Stephen F.
Hornsby Harvey C.
Valmet Paper Machinery Inc.
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