Patents by Inventor Alex GRASSI

Alex GRASSI 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).

  • Hydraulic-binder rotary-furnace operation
    Patent number: 10480858
    Abstract: Method of operating a rotary furnace for the production of hydraulic binder so as to reduce ring formation therein, whereby the longitudinal temperature profile in the furnace is varied during furnace operation by injecting at least one fluid other than the main fuel(s), the primary oxidizer and hot air from the material cooler with at least one continuously or discontinuously varying injection parameter.
    Type: Grant
    Filed: February 26, 2015
    Date of Patent: November 19, 2019
    Assignee: L'Air Liquide Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georges Claude
    Inventors: Alex Grassi, Dirk Hoelscher, Bertrand Leroux, Jacques Mulon, Xavier Paubel, Remi Tsiava
  • HYDRAULIC-BINDER ROTARY-FURNACE OPERATION
    Publication number: 20170016670
    Abstract: Method of operating a rotary furnace for the production of hydraulic binder so as to reduce ring formation therein, whereby the longitudinal temperature profile in the furnace is varied during furnace operation by injecting at least one fluid other than the main fuel(s) the primary oxidizer and hot air from the material cooler with at least one continuously or discontinuously varying injection parameter.
    Type: Application
    Filed: February 26, 2015
    Publication date: January 19, 2017
    Applicant: L'Air Liquide, Societe Anonyme pour l'Etude et I'Exploitation des Procedes Georges Claude
    Inventors: Alex GRASSI, Dirk HOELSCHER, Bertramd LEROUX, Jacques MULON, Xavier PAUBEL, Remi TSIAVA