Aromatics separation process and method of retrofitting existing equipment for same
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United States of America Patent
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Sep 9, 2003
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N/A
app pub date -
May 1, 2000
filing date -
Sep 3, 1997
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Abstract
An improved process for the recovery of aromatic compounds from a mixture containing aromatic and non-aromatic compounds and method for retrofitting existing equipment for the same is provided. The improved process comprises the steps of recovering aromatic compounds via parallel operation of a hybrid extractive distillation/liquid-liquid extractor operation and variations thereof. Methods of quickly and economically retrofitting existing recovery process equipment for use with the improved aromatics recovery process are also disclosed.
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