Patents by Inventor Patrice Andre

Patrice Andre 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).

  • Fluid distributor for heat and material exchange column, for example with lining, and column provided with such distributor
    Patent number: 5132055
    Abstract: This distributor comprises: a peripheral crown; a series of vertical partitions fixedly mounted on the crown at both ends thereof and extending parallel to one another; sealingly closing means bounding, between the vertical partitions, alternate spaces for collecting gas and liquid; means enabling the upward evacuation of the gas contained in the spaces for collecting gas; and a perforated bottom disposed at the base of each liquid collecting space and sealingly connected to the or each adjacent vertical partition and to the crown. Application to air distillation columns.
    Type: Grant
    Filed: December 12, 1990
    Date of Patent: July 21, 1992
    Assignee: L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude
    Inventors: Jean-Francois Alleaume, Patrice Andre, Christian Barbe, Maurice Bosquain, Jean-Yves Lehman, Pierre Jeannot, Francois Darchis