Patents by Inventor Michel P. Vache

Michel P. Vache 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).

  • Composite platform for petroleum workings in polar seas
    Patent number: 4618286
    Abstract: The platform comprises an annular truncated cone of concrete which constitutes the main resistant element of the platform and is designed to take the thrust of ice, and a cylindrical steel part housed inside the annular truncated cone. Watertight passages parallel to the generatrices of the cylindrical wall are provided to house piles in the peripheral ring, close to the wall. A watertight passage well is provided in the cylindrical steel part for the passage of the drill pipes. A circular running track is provided for gantry cranes used for piles handling. The platform has two drilling rigs placed on one half of the platform and able to work simultaneously.
    Type: Grant
    Filed: February 12, 1985
    Date of Patent: October 21, 1986
    Assignee: Fluor-Doris Incorporated
    Inventors: Dominique Michel, Delbert B. Johnson, Jean F. Pages, Vincent F. P. Foglia, Jean G. M. Martin, Michel P. Vache, Francois G. Sedillot, Carroll M. Crull