Patents by Inventor Marc Lebouteiller

Marc Lebouteiller 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).

  • Publication number: 20040217039
    Abstract: The invention concerns a method whereby the chamber (1) is filled at least partly with a liquid (2), and the flux of particles (3) introduced into the chamber (1) is divided, then homogeneously distributed in a gas phase (4) above the surface (5) of the liquid, wherein the particles descend by gravity, to be deposited while forming a fixed bed.
    Type: Application
    Filed: October 2, 2003
    Publication date: November 4, 2004
    Inventors: Frederic Jardin, Ulysee Pinon, Thierry Patureaux, Emmanuelle Petit Jean, Marc Lebouteiller
  • Patent number: 6805171
    Abstract: A method wherein the particles are homogeneously distributed like rain to constitute a horizontal bed of particles on the entire section of the chamber (1). The invention is characterised in that it consists in temporarily modifying at least once the loading conditions, so that the profile of the surface (8) of the bed of particles forms, at least at the periphery thereof, an angle &agr; with the horizontal ranging between 6° and 25°, preferably, between 10° and 20°, and in subsequently restoring the loading conditions to obtain a horizontal bed.
    Type: Grant
    Filed: December 29, 2003
    Date of Patent: October 19, 2004
    Assignee: Total Fina Elf France
    Inventors: Pierre Crespin, Daniel Barthod, Emmanuelle Petitjean, Marc Lebouteiller
  • Publication number: 20040129335
    Abstract: The invention concerns a method wherein the particles are homogeneously distributed like rain to constitute a horizontal bed of particles on the entire section of the chamber (1). The invention is characterised in that it consists in temporarily modifying at least once the loading conditions, so that the profile of the surface (8) of the bed of particles forms, at least at the periphery thereof an angle &agr; with the horizontal ranging between 6° and 25°, preferably, between 10° and 20°, and in subsequently restoring the loading conditions to obtain a horizontal bed.
    Type: Application
    Filed: December 29, 2003
    Publication date: July 8, 2004
    Inventors: Pierre Crespin, Daniel Barthod, Emmanuelle Petitjean, Marc Lebouteiller