Patents by Inventor Cynthia-May S. Gong

Cynthia-May S. Gong 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).

  • Process for the extraction of technetium from uranium
    Patent number: 7854907
    Abstract: A spent fuel reprocessing method contacts an aqueous solution containing Technetium(V) and uranyl with an acidic solution comprising hydroxylamine hydrochloride or acetohydroxamic acid to reduce Tc(V) to Tc(II, and then extracts the uranyl with an organic phase, leaving technetium(II) in aqueous solution.
    Type: Grant
    Filed: November 19, 2008
    Date of Patent: December 21, 2010
    Assignee: The Board of Regents of the Nevada System of Higher Education of the University of Nevada, Las Vegas
    Inventors: Cynthia-May S. Gong, Frederic Poineau, Kenneth R. Czerwinski
  • Process for the extraction of technetium from uranium
    Publication number: 20100124522
    Abstract: A spent fuel reprocessing method contacts an aqueous solution containing Technetium(V) and uranyl with an acidic solution comprising hydroxylamine hydrochloride or acetohydroxamic acid to reduce Tc(V) to Tc(II, and then extracts the uranyl with an organic phase, leaving technetium(II) in aqueous solution.
    Type: Application
    Filed: November 19, 2008
    Publication date: May 20, 2010
    Inventors: Cynthia-May S. Gong, Frederic Poineau, Kenneth R. Czerwinski