Patents by Inventor Joseph J. Bergmeister, III

Joseph J. Bergmeister, III 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).

  • Hydrogenation palladium-silver catalyst and methods
    Patent number: 7247760
    Abstract: A catalyst composition comprising palladium, silver and a support material (preferably alumina) is contacted with a liquid composition comprising an iodide component such as ammonium iodide, and the catalyst is then calcined. An improved process for hydrogenation, especially selectively hydrogenating acetylene (to ethylene), using this improved catalyst composition with improved conversion and deactivation.
    Type: Grant
    Filed: June 9, 2003
    Date of Patent: July 24, 2007
    Assignee: Chevron Phillips Chemical Company
    Inventors: Tin-Tack Peter Cheung, Joseph J. Bergmeister, III