Patents by Inventor Eun-Kyung Shim

Eun-Kyung Shim 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).

  • Catalyst and method for preparing mixture of cyclohexanol and cyclohexanone
    Patent number: 5208392
    Abstract: The present invention provides a novel Fe-Pd catalyst prepared by impregnating, either together or respectively, an iron source compound and a palladium source compound onto a carrier selected from the group consisting of silica, alumina and silica-alumina, and drying and calcining said Fe-Pd impregnated carrier in a flow of air or H.sub.2 /N.sub.2 ; and a method for preparing a mixture of cyclohexanol and cyclohexanone by selectively oxidizing cyclohexane in a reaction medium provided with hydrogen and oxygen gases in the presence of said Fe-Pd catalyst.
    Type: Grant
    Filed: April 27, 1992
    Date of Patent: May 4, 1993
    Assignee: Korea Research Institute of Chemical Technology
    Inventors: Kyu-Wan Lee, Ki-Won Jun, Eun-Kyung Shim