Patents by Inventor Michel Jarry

Michel Jarry 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 heat-treating carbon blocks
    Patent number: 4185055
    Abstract: A process for heat-treating carbonaceous products such as electrodes used in the manufacture of aluminum in which the products are heated to raise the core temperature to within 120.degree. to 170.degree. C., heating the products to raise the core temperature to 450.degree. C. within ten hours and without allowing the surface temperature to exceed 700.degree. C., and then continuing to heat the products to the final calcination temperature.
    Type: Grant
    Filed: October 18, 1976
    Date of Patent: January 22, 1980
    Assignee: Aluminum Pechiney
    Inventors: Eric Barrilon, Michel Jarry