Patents by Inventor Benedicte Betermier

Benedicte Betermier 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).

  • Destruction of iron cyanide complexes
    Patent number: 4446029
    Abstract: A process for the destruction of cyanide in an aqueous solution containing an iron cyanide complex wherein the pH of the solution is adjusted to be between 11 and 12 and the solution is irradiated with ultraviolet radiation. The pH of the solution is subsequently reduced to between 8 and 11, hydrogen peroxide is added, and the solution is then reacted absent further radiation.
    Type: Grant
    Filed: September 22, 1982
    Date of Patent: May 1, 1984
    Assignee: FMC Corporation
    Inventors: Benedicte Betermier, Manuel Alvarez, Robert D. Norris