Patents by Inventor Yvon Perron

Yvon Perron 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).

  • Dispersing particulate material in a stream of gas
    Patent number: 4828435
    Abstract: Equipment for dispersing particulate material in a stream of gas comprises a duct to contain the stream of gas, a bluff body mounted and extending transversely within the duct to create turbulence in the gas stream, and means for introducing particulate material immediately upstream and/or downstream of the bluff body, whereby the material becomes uniformly entrained in the gas stream. The invention is of particular value for introducing alumina for dry scrubbing of HF-containing exhaust gases from aluminum electrolytic reduction cells.
    Type: Grant
    Filed: February 2, 1988
    Date of Patent: May 9, 1989
    Assignee: Alcan International Limited
    Inventors: Richard Gilbert, Yvon Perron