DEVICE AND METHOD FOR DISTILLING TEMPERATURE-SENSITIVE SUBSTANCES
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United States of America Patent
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Issued Date -
Nov 7, 2013
app pub date -
Sep 23, 2011
filing date -
Oct 13, 2010
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Abandoned
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Abstract
The present invention relates to an apparatus for the distillation of substance mixtures which comprise temperature-sensitive substances, where the apparatus comprises a thin-film evaporator and a fractionating column, and where the fractionating column is attached to the distillate outlet of the thin-film evaporator, and where the fractionating column has at least 3 theoretical plates, and where the pressure drop of the fractionating column during operation at an F factor of 1 Pa1/2 amounts to a maximum of 3 hPa (3 mbar). Furthermore, the present invention relates to a process for the distillation of substance mixtures which comprise temperature-sensitive substances, which process is carried out in the apparatus according to the invention.
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