Patent · US Active

Process for separating propane and propylene using a distillation column and a membrane separation column

US8475567B2 · kind B2 · utility

2Cited by

10References

7Claims

0Family size

Assignee

IFP ENERGIES NOUVELLES · FR

Inventors

Nathalie Cougard · Noisy-le-Roi, FR
Arnaud Baudot · Vernaison, FR
Vincent Coupard · Villeurbanne, FR

Key dates

Filing date	Dec 16, 2008
Grant date	Jul 2, 2013
Priority date	—
Expiry date	Oct 9, 2029

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C11/06
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

Process for separating propane and propylene using a distillation column and at least one membrane separation unit constituted by one or more modules operating in series, said membrane separation unit being placed either upstream, or downstream, or upstream and downstream of the distillation column.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.