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:
Aug. 06, 2019
Filed:
Dec. 21, 2017
Axens, Rueil-Malmaison, FR;
Ifp Energies Nouvelles, Rueil-Malmaison, FR;
Catherine Boutrot, Chatou, FR;
Nicolas Janot, Suresnes, FR;
Xavier Liege, Paris, FR;
Etienne Niderkorn, Rueil-Malmaison, FR;
Jerome Pigourier, Meudon, FR;
Daniel Jean Vinel, Les Mureaux, FR;
Frederic Favre, Lyons, FR;
Lionel Magna, Lyons, FR;
AXENS, Rueil Malmaison, FR;
IFP Energies Nouvelles, Rueil-Malmaison, FR;
Abstract
The invention concerns a process for the oligomerization of ethylene into alpha-olefins, comprising a step for the oligomerization of ethylene, a step for deactivation of the catalyst, a and step for separation of the products, the reactor being provided with a cooling loop () by means of which at least a portion of the reaction effluent is moved through at least two switchable heat exchangers, said heat exchangers being cleaned alternately by means of an integrated cleaning device.