Patents by Inventor Jean-Paul Euzen

Jean-Paul Euzen 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).

  • Device for following the variations in the composition of a flowing heterogeneous liquid mixture
    Patent number: 4210015
    Abstract: The device repeatedly samples a selected amount of liquid mixture and separates at least one liquid phase from the mixture. The amount of the separated liquid phase is plotted versus the corresponding amount of the sampled mixture. At least some of the sample is recycled.
    Type: Grant
    Filed: December 18, 1978
    Date of Patent: July 1, 1980
    Assignees: Institut Francais du Petrole, Societe Anonyme Pipe Line Service
    Inventors: Jean-Paul Euzen, Patrick Scemama
  • Process and apparatus for effecting three-phase catalytic reactions
    Patent number: 4187169
    Abstract: Liquid and gas materials are reacted in the presence of a catalyst in a reactor of the dispersed bed type which comprises a plurality of superposed chambers through which the catalyst progressively drops, its rate of transfer from one chamber to another being controlled by injecting an auxiliary fluid into downcomers through which the catalyst is forced to pass.
    Type: Grant
    Filed: March 10, 1978
    Date of Patent: February 5, 1980
    Assignee: Institut Francais du Petrol
    Inventors: Jean-Paul Euzen, Daniel Vuillemot, Claude Dujardin