Patents by Inventor Viviane Levy

Viviane Levy 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).

  • Austenitic stainless steel, particularly usable as a core structural or canning material in nuclear reactors
    Patent number: 4778651
    Abstract: The invention relates to austenitic stainless steels, which resist swelling under irradiation.These steels contain at least one additional element chosen from among tin, germanium and antimony and having a total content from 0.05 to 1% by weight.The presence of one or more of these elements chosen from among germanium, tin and antimony makes it possible to limit the swelling phenomenon. Therefore these steels can be used in nuclear reactors.
    Type: Grant
    Filed: December 16, 1986
    Date of Patent: October 18, 1988
    Assignee: Commissariat a l'Energie Atomique
    Inventors: Philippe Dubuisson, Viviane Levy, Jean-Louis Seran