Patents Assigned to Commissariat a l'Energir Atomique
  • Ureido or carbamate derivatives of crown ethers and of silicon usable for preparing supports intended for the separation by chromatography of metal cations and of organic molecules comprising amine functional groups
    Patent number: 7230123
    Abstract: The invention relates to ureido or carbamate derivatives of crown ethers and of silicon of formula: These derivatives can be grafted to silica gel for the purpose of obtaining supports for the chromatographic separation of cations or of molecules comprising amine functional groups, such as amino acids.
    Type: Grant
    Filed: January 20, 2003
    Date of Patent: June 12, 2007
    Assignee: Commissariat a l'Energir Atomique
    Inventors: Yves Barre, Marc Simon, Roger Neige, Raphaël Duval
  • Vitrification furnace and method with dual heating means
    Publication number: 20050120754
    Abstract: Process for combustion and vitrification of waste in which at least one oxygen plasma jet is associated with a continuous melting device by high frequency direct induction (4). The crucible is composed of a continuous external shell (1) and a sole plate (2), both cooled by a liquid circulating in internal channels. The inductor is placed below the sole plate. There is a gravity drain valve at the bottom or on the side.
    Type: Application
    Filed: April 7, 2003
    Publication date: June 9, 2005
    Applicants: Commissariat A L'Energir Atomique, Compagnie Generale Des Matieres Nucleaires
    Inventors: Christophe Girold, Lionel Bruguiere, Roger Boen, Armand Bonnetier, Louis Bojat