Patents by Inventor Patrick D'HUGUES

Patrick D'HUGUES 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).

  • BIOLEACHING METHOD AND FACILITY
    Publication number: 20170175223
    Abstract: A method for the lagoon-based bioleaching of a metallic ore, wherein the temperature of the suspension containing the metallic ore to be bioleached, a bioleaching consortium and a nutritive substrate of the microorganisms of the consortium is controlled by regulating the flows and the composition of a gas containing oxygen and optionally also CO2 injected into the suspension, the temperature of the suspension being controlled such that it can be maintained within a pre-determined range suitable for bioleaching.
    Type: Application
    Filed: June 5, 2015
    Publication date: June 22, 2017
    Applicants: L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE, BRGM, MILTON ROY EUROPE
    Inventors: Anne-Gwénaëlle GUEZENNEC, Dominique IBARRA, Marie JAILLET, Yannick MENARD, Dominique MORIN, Anna PUBILL MELSIO, Frédéric SAVREUX, Patrick D'HUGUES