Patents by Inventor Aurelien Hainault

Aurelien Hainault has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method for pretreatment of catalysts with a phosphoric acid base
    Patent number: 7208440
    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.
    Type: Grant
    Filed: October 13, 2004
    Date of Patent: April 24, 2007
    Assignee: Institut Francais du Petrole
    Inventors: Florent Picard, Julia Magne-Drisch, Alain Forestiere, Aurélien Hainault
  • Method for pretreatment of catalysts with a phosphoric acid base
    Publication number: 20050079974
    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.
    Type: Application
    Filed: October 13, 2004
    Publication date: April 14, 2005
    Inventors: Florent Picard, Julia Magne-Drisch, Alain Forestiere, Aurelien Hainault