CALENDER AND METHOD FOR CONTROLLING SUCH A CALENDER
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United States of America Patent
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Issued Date -
Nov 24, 2022
app pub date -
Sep 21, 2020
filing date -
Sep 21, 2020
priority date (Note) -
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status (Latency Note)
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Abstract
A calender includes a rotatable roller, and a belt co-acting with the roller with a determined belt pressure. At least one material for feeding through the calender is situated between the roller and the belt for a determined contact time during throughfeed through the calender. The calender also includes means for heating the fluid and/or the roller, control means for controlling the heating means and/or the belt pressure and/or the contact time, and at least one first temperature sensor for measuring the temperature of an outer periphery of the roller and at least one second temperature sensor for measuring the temperature of the fluid. The control means are configured to control the heating means and/or the belt pressure and/or the contact time on the basis of the measured outer periphery temperature and the measured fluid temperature. A set with a plurality of such calenders and a method for controlling such a calender.
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