Patents by Inventor Francois Desmidt

Francois Desmidt 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 heat treatment, capable of being used for making a hydraulic binder, including a post-combustion step
    Patent number: 4664625
    Abstract: This invention relates to a method and an apparatus for heat treatment of a powder material comprising a device for post-combustion of the combustible constituent remaining in the powder material which contains, or is mixed with, a constituent apt to cause an exothermic reaction either with a gas or with another constituent, proceeding from a precalciner ensuring a primary combustion of the said constituent, so as to achieve the complete combustion of the said constituent.
    Type: Grant
    Filed: November 6, 1985
    Date of Patent: May 12, 1987
    Assignee: Cle Group Technip
    Inventor: Francois Desmidt