Patents by Inventor Frédéric Jean-Jacques Bihel

Frédéric Jean-Jacques Bihel 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 of extraction of a platinum group metal or gold from organic compositions with surfactants
    Patent number: 10752976
    Abstract: The present invention is in the field of surfactants to extract a platinum group metal or gold, in particular palladium, from organic compositions. In particular, the invention concerns the use of surfactants to back-extract a platinum group metal or gold, in particular palladium, from organic compositions further comprising an extractant of said platinum group metal or gold, in particular palladium from an aqueous solution.
    Type: Grant
    Filed: May 19, 2017
    Date of Patent: August 25, 2020
    Assignees: Universite de Strasbourg, Centre National de la Recherche Scientifique, Avignon Universite, Comissariat a l'Energie Atomique et aux Energies Alternatives
    Inventors: Frédéric Jean-Jacques Bihel, Damien Bourgeois, Stéphane Desgranges, Daniel Meyer, Christiane Contino-Pepin, Martine Schmitt, Patrick Hervé Denis Wagner
  • Use of Surfactants to Extract a Platinum Group Metal or Gold from Organic Compositions
    Publication number: 20190316223
    Abstract: The present invention is in the field of surfactants to extract a platinum group metal or gold, in particular palladium, from organic compositions. In particular, the invention concerns the use of surfactants to back-extract a platinum group metal or gold, in particular palladium, from organic compositions further comprising an extractant of said platinum group metal or gold, in particular palladium from an aqueous solution.
    Type: Application
    Filed: May 19, 2017
    Publication date: October 17, 2019
    Applicants: Centre National de la Recherche Scientifique, Universite d'Avignon et des Pays de Vaucluse, Universite de Strasbourg, Commissariat a l'Energie Atomique et aux Energies Alternatives, Ecole Nationale Superieure de Chimie de Montpellier, Universite de Montpellier
    Inventors: Frédéric Jean-Jacques Bihel, Damien Bourgeois, Stéphane Desgranges, Daniel Meyer, Christiane Contino-Pepin, Martine Schmitt, Patrick Hervé Denis Wagner