Patent ID: 7842847

Claim:
A process for separation of an olefin from a paraffin in a product stream from a dehydrogenation system, comprising the steps of: (a) supplying a feed stream substantially comprised of a mixture of at least one olefin and at least one paraffin; (b) splitting the feed stream into a first portion and a second portion; (c) feeding the first portion of the feed stream to a first product splitter column and feeding the second portion of the feed stream to a second product splitter column, wherein the first product splitter column is operated at a higher pressure than the second product splitter column; (d) feeding at least a portion of the overhead stream from the second product splitter column to a heat pump to compress the second product splitter overhead stream; and (e) feeding steam from at least one steam turbine which drives the heat pump to the reboiler for the first product splitter column.