Continuous vacuum pan and internal insulation arrangement thereof
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United States of America Patent
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Oct 2, 2012
Grant Date -
Sep 15, 2011
app pub date -
Mar 17, 2011
filing date -
Sep 18, 2008
priority date (Note) -
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Abstract
This invention relates to a continuous vacuum pan (also sometimes referred to as an evaporative crystallizer) for use in the sugar processing industry, and to a heat exchanger used inside the continuous vacuum pan. The invention also relaters to the heat exchanger as used in other applications in the sugar processing industry. The heat exchanger includes a massecuite flow path for conveying massecuite therethrough, and a heat transfer medium flow path for receiving a heat transfer medium to enable heat transfer to the massecuite flow path. The heat exchanger is characterized therein that a periphery thereof is surrounded by an insulated zone in order to prevent heat transfer from the heat transfer medium flow path to the environment.
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