Patents by Inventor Sébastien Michel Marie Petit-Jean

Sébastien Michel Marie Petit-Jean 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).

  • Pressuriser for a pressurised water nuclear power plant
    Patent number: 8934600
    Abstract: A pressurizer is for a pressurized water nuclear power plant and it includes an upper cap provided with a tube; an end piece connected to the tube using a weld; and a sleeve protecting the weld, disposed inside the tube. The protective sleeve is mounted in a removable manner, such that the thermal sleeve is removed.
    Type: Grant
    Filed: March 14, 2008
    Date of Patent: January 13, 2015
    Assignee: Areva NP
    Inventor: Sébastien Michel Marie Petit-Jean
  • Pressuriser for a Pressurised Water Nuclear Power Plant
    Publication number: 20100034334
    Abstract: A pressurizer is for a pressurized water nuclear power plant and it includes an upper cap provided with a tube; an end piece connected to the tube using a weld; and a sleeve protecting the weld, disposed inside the tube. The protective sleeve is mounted in a removable manner, such that the thermal sleeve is removed.
    Type: Application
    Filed: March 14, 2008
    Publication date: February 11, 2010
    Inventor: Sébastien Michel Marie Petit-Jean