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:
Apr. 24, 2007
Filed:
Oct. 13, 2004
Florent Picard, Saint Symphorien D'Ozon, FR;
Julia Magne-drisch, Vilette de Vienne, FR;
Alain Forestiere, Vernaison, FR;
Aurélien Hainault, Lyons, FR;
Florent Picard, Saint Symphorien D'Ozon, FR;
Julia Magne-Drisch, Vilette de Vienne, FR;
Alain Forestiere, Vernaison, FR;
Aurélien Hainault, Lyons, FR;
Institut Francais du Petrole, Rueil Malmaison Cedex, FR;
Abstract
The invention relates to a method for pretreatment of a solid catalyst that is obtained by a reaction between an inorganic binder and phosphoric acid, whereby said method comprises a stage in which said catalyst is brought into contact with a mixture of hydrocarbons under swelling conditions of the catalyst up to a predetermined volume increase, with no significant volume constraint on said catalyst. The invention also relates to an operating process of said catalyst in an alkylation or oligomerization reactor.