System for the Purification of an Organic Solvent and a Process for the use Thereof
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United States of America Patent
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Jul 20, 2017
app pub date -
Jan 28, 2016
filing date -
Jan 20, 2016
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Abstract
A system 1 for the purification of an organic solvent, preferably an alcohol, comprising a first distillation column 10, a second distillation column 20, a vapor permeation unit 30 suitable for the dehydration of an organic solvent, wherein the system 1 further comprises a first heat integration sub-system 100 for exploiting both a sensible heat and optionally a latent heat, a second and a third heat integration sub-systems 200 and 300 for exploiting a latent heat, and wherein there is either a parallel configuration of the system 1 with a split feeding into both the first and the second distillation columns 10 and 20, or there is a series configuration of the system 1 in which there is feeding into only the first distillation column 10.
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