发明名称 |
ROLL FOR USE IN CALENDERING A WEB |
摘要 |
A calender comprises at least one pair of rolls through which a 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. The face of the roll with the resilient coating is also heated to a high temperature, advantageously to the same temperature as the heated metal roll.
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申请公布号 |
US5123340(A) |
申请公布日期 |
1992.06.23 |
申请号 |
US19900604980 |
申请日期 |
1990.10.29 |
申请人 |
VALMET PAPER MACHINERY INC. |
发明人 |
KIEMA, TIMO;SIPI, KARI;VIITANEN, TIMO |
分类号 |
B21B27/00;D06C15/08;D21G1/00;D21G1/02 |
主分类号 |
B21B27/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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