Patents by Inventor Yves Valvy

Yves Valvy 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).

  • Process and device for injecting a matter in fluid form into a hot gaseous flow and apparatus carrying out this process
    Patent number: 4958767
    Abstract: This invention relates to a process and device for injecting at least one stream of a fluid matter into a hot gaseous flow, such as a plasma jet. According to the invention, said hot gaseous flow has the shape of an envelope of revolution communicated thereto, and the nozzle for injection of the stream of fluid matter is dispsoed coaxially to the axis (X--X) of said envelope of revolution. The invention is more particularly applicable to plasma chemistry.
    Type: Grant
    Filed: April 29, 1988
    Date of Patent: September 25, 1990
    Assignee: Aerospatiale Societe Nationale Industrielle
    Inventors: Maxime Labrot, Jean Feuillerat, Yves Valvy