Patents by Inventor Bruce Bruns

Bruce Bruns 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).

  • Selenium removal methods
    Patent number: 6090290
    Abstract: A method for removing selenium from waste water is disclosed comprising reducing selenium oxide with carbohydrazide in a solution comprised of the selenium oxide to form elemental selenium.
    Type: Grant
    Filed: January 25, 1994
    Date of Patent: July 18, 2000
    Assignee: Xerox Corporation
    Inventors: Donald J. Goodman, Raymond E. Kerollis, Albert B. Mindler, Bruce Bruns