Patents by Inventor Jean-Pierre Py

Jean-Pierre Py 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).

  • Device for cooling the core and protecting the concrete structure of a nuclear reactor of which the core has begun to melt as the result of an accident
    Patent number: 5280509
    Abstract: The reactor comprises a vessel (3) containing the core of the reactor (4) and arranged with its axis vertical in a vessel well (2). The cooling and protection device (11) rests on the bottom of the vessel well. It consists of a metal floor (11) which covers the bottom of the vessel well (5) and in which are made channels (20) for cooling by circulation of a cooling fluid. The cooling fluid supply is connected to the cooling channels (20).
    Type: Grant
    Filed: September 18, 1992
    Date of Patent: January 18, 1994
    Assignee: Framatome
    Inventors: Jean-Pierre Py, Claude Malaval