Patents by Inventor Bradley Donaldson

Bradley Donaldson 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).

  • Directional solidification method and apparatus
    Patent number: 6896030
    Abstract: Apparatus and method for DS casting using one or more thermal baffle members positionable at a lower open end of a directional solidification casting furnace by movement of a ram on which a mold to be cast is moved relative to the casting furnace. A unique thermal baffle member can be used for each particular series or run of molds to be cast.
    Type: Grant
    Filed: July 30, 2003
    Date of Patent: May 24, 2005
    Assignee: Howmet Corporation
    Inventors: Mark L. Soderstrom, Bradley Donaldson, John R. Brinegar
  • Directional solidification method and apparatus
    Publication number: 20050022959
    Abstract: Apparatus and method for DS casting using one or more thermal baffle members positionable at a lower open end of a directional solidification casting furnace by movement of a ram on which a mold to be cast is moved relative to the casting furnace. A unique thermal baffle member can be used for each particular series or run of molds to be cast.
    Type: Application
    Filed: July 30, 2003
    Publication date: February 3, 2005
    Inventors: Mark Soderstrom, Bradley Donaldson, John Brinegar