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. 01, 2018
Filed:
Dec. 22, 2016
Ifp Energies Nouvelles, Rueil-Malmaison, FR;
Cyprien Charra, Lyons, FR;
Adrien Mekki-Berrada, St Etienne, FR;
Frederic Bazer-Bachi, Irigny, FR;
Beatrice Fischer, Lyons, FR;
Florian Hilly, Neuilly sur Seine, FR;
IFP Energies Nouvelles, Rueil-Malmaison, FR;
Abstract
The present invention relates to a process for the selective hydrogenation of a feed of hydrocarbons containing polyunsaturated molecules comprising at least 3 carbon atoms, using a single principal fixed bed reactor Rcontaining at least two catalytic beds Aand Aand a fixed bed guard reactor which is reduced in size, said hydrogenation reactors being disposed in series for use in a cyclic manner in accordance with a sequence of steps which can be used to short-circuit the catalytic bed or beds of the principal reactor which have been at least partially deactivated with the aid of the guard reactor, while ensuring the continuous operation of the process.