Patents by Inventor Paul Donson

Paul Donson 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).

  • Ion exchange using hydrous uranium dioxide
    Patent number: 4959181
    Abstract: Ion exchange performed by contacting a solution containing ions to be absorbed with a hydrous oxide of uranium in a suitable form. The hydrous oxide may be uranium dioxide or uranium hydroxide, and may be prepared by reducing a uranium species, precipitating the reduced species, and drying the precipitate to give the required hydrous oxide.
    Type: Grant
    Filed: March 20, 1989
    Date of Patent: September 25, 1990
    Assignee: British Nuclear Fuels PLC
    Inventors: David A. White, Paul Donson