PERBAIKAN PROSES DAN METODE PEMISAHAN AROMATIK UNTUK PERUBAHAN BENTUK PERALATANNYA YANG ADA

摘要

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 aromatic recovery process are also disclosed.