Patents by Inventor Michael B. Guidry

Michael B. Guidry 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).

  • Reducing the monovinyl acetylene and/or butadiene content of impure vinyl chloride
    Patent number: 6160189
    Abstract: Monovinyl acetylene and/or butadiene are/is removed from impure vinyl chloride by contacting the impure vinyl chloride and substantially anhydrous hydrogen chloride with a catalyst system in which Lewis Acid is carried on an alumina substrate. The preferred Lewis Acid is ferric chloride.
    Type: Grant
    Filed: May 2, 1995
    Date of Patent: December 12, 2000
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Ronald D. Olinger, Michael B. Guidry