Patents by Inventor Erik H. P. Cordfunke

Erik H. P. Cordfunke 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).

  • Apparatus for separating isotopes of uranium
    Patent number: 5025152
    Abstract: An apparatus for separating isotopes of uranium, comprising a vacuum chamber and a source of uranium placed therein, means for evaporating uranium from the source, means for selectively ionizing a selected isotope from resultant uranium vapor, means for applying an electric and/or magnetic field within the chamber and a set of collector plates for collecting uranium ions and at least a collector plate for collecting un-ionized uranium, said ion-collecting plates consisting, at least at the collecting surface, of sintered yttrium oxide made electrically conductive by doping.
    Type: Grant
    Filed: February 7, 1989
    Date of Patent: June 18, 1991
    Assignee: Ultra-Centrifuge Nederland N.V.
    Inventors: Erik H. P. Cordfunke, Cornelis J. J. Tool