Patents Assigned to Companie Generale des Matieres Nucleaires
  • Process for the recovery and purification of a metal alloy based on highly enriched uranium
    Patent number: 5431891
    Abstract: Process for the treatment of a metal alloy based on uranium, generally in highly enriched form and other metallic elements, comprising a fluorination treatment with the aid of at least one fluorine-containing gas, optionally with an intermediate fluorination with the aid of a fluoric compound, a distillation treatment of the gaseous fluoride flow obtained in order to obtain pure uranium hexafluoride, as well as a mixing treatment of said hexafluoride with another more depleted hexafluoride to obtain the desired final isotopic content.
    Type: Grant
    Filed: February 8, 1993
    Date of Patent: July 11, 1995
    Assignee: Companie Generale des Matieres Nucleaires
    Inventors: Andre Gabriac, Airy-Pierre Lamaze, Roger Durand, Rene Romano