Patents by Inventor Nathalie Cougard

Nathalie Cougard 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).

  • Process for separating propane and propylene using a distillation column and a membrane separation column
    Patent number: 8475567
    Abstract: Process for separating propane and propylene using a distillation column and at least one membrane separation unit constituted by one or more modules operating in series, said membrane separation unit being placed either upstream, or downstream, or upstream and downstream of the distillation column.
    Type: Grant
    Filed: December 16, 2008
    Date of Patent: July 2, 2013
    Assignee: IFP Energies Nouvelles
    Inventors: Nathalie Cougard, Arnaud Baudot, Vincent Coupard
  • PROCESS FOR SEPARATING PROPANE AND PROPYLENE USING A DISTILLATION COLUMN AND A MEMBRANE SEPARATION COLUMN
    Publication number: 20110049051
    Abstract: Process for separating propane and propylene using a distillation column and at least one membrane separation unit constituted by one or more modules operating in series, said membrane separation unit being placed either upstream, or downstream, or upstream and downstream of the distillation column.
    Type: Application
    Filed: December 16, 2008
    Publication date: March 3, 2011
    Applicant: IFP
    Inventors: Nathalie Cougard, Arnaud Baudot, Vincent Coupard