Patents by Inventor Sang-Done Kim

Sang-Done Kim 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).

  • &ggr;-Al2O3 sorbent impregnated with alkali salt and CuO
    Patent number: 6224840
    Abstract: The present invention relates to a &ggr;-Al2O3 sorbent impregnated with alkali salt and CuO, which has a superior SO2 sorption capacity and a high regeneration conversion rate. A &ggr;-Al2O3 sorbent of the present invention is impregnated with alkali salt and copper oxide, whose alkali salt and copper oxide(CuO) contents are 1 to 10 wt. % and 5 to 20 wt. % against 100 wt. % &ggr;-Al2O3 carrier, respectively. The &ggr;-Al2O3 sorbent of the invention has a superior SO2 sorption capacity and a high regeneration conversion rate, which facilitates efficient removal of SO2 by the conventional dry method.
    Type: Grant
    Filed: February 29, 2000
    Date of Patent: May 1, 2001
    Assignee: Korea Advanced Institute of Science and Technology
    Inventors: Sang-Done Kim, Sang-Mun Jeong, Kyung-Seun Yoo