The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 03, 2011
Filed:
Mar. 22, 2005
Applicants:
Vincent Coupard, Vaulx En Velin, FR;
Reynald Bonneau, Villeurbanne, FR;
Sylvain Louret, Lyons, FR;
Inventors:
Assignee:
IFP Energies Nouvelles, Rueil-Malmaison, Cedex, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 5/09 (2006.01); C07C 7/163 (2006.01); C10G 45/32 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention concerns a process and apparatus for treating a feed comprising ethylenic and acetylenic compounds. In the process of the invention, the feed is sent to a distillation step, a C4 cut and a C5+ cut are recovered, a drawn fraction comprising acetylenic compounds is treated in at least one hydrogenation step, and an effluent which is depleted in acetylenic compounds is recycled. The distillation step comprises: