SEPARATION OF HYDROCARBON FAMILIES OR OF INDIVIDUAL COMPONENTS BY CONSECUTIVE EXTRACTIVE DISTILLATIONS PERFORMED IN A SINGLE COLUMN

摘要

A column for consecutive extractive distillations, in particular of crude hydrocarbon mixes comprising aromatic, naphthene and paraffin hydrocarbons. The invention also relates to methods for separating and recovering the components of a crude hydrocarbon mix comprising aromatic, naphthene and paraffin hydrocarbons by consecutive extractive distillations provided by means of the column for consecutive extractive distillations, to which the invention also relates.