Patents by Inventor Jean M. Lucas

Jean M. Lucas 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).

  • Method and apparatus for the thermal treatment of combustible material
    Patent number: 4335664
    Abstract: The present invention relates to a method and apparatus for the thermal treatment of combustible materials wherein the materials to be treated are introduced in a cylindrical enclosure of horizontal axis. A stream of hot gases flowing around the horizontal axis places the particles of materials in suspension. A fraction of the hot gases is recycled outside the enclosure with a view to being re-introduced therein. The apparatus is particularly suitable for treating fine vegetable materials, such as chopped straw.
    Type: Grant
    Filed: October 10, 1979
    Date of Patent: June 22, 1982
    Assignee: Cemagref
    Inventors: Jean M. Lucas, Jean F. Molle