Patents by Inventor Doris Corbett

Doris Corbett 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).

  • Tuyere For Oxygen Blast Furnace Converter System
    Publication number: 20070290418
    Abstract: A tuyere for an oxygen blast furnace has a body and a first conduit extending through the body. The first conduit is adapted to receive a medium at one end of the conduit and discharge the medium at a second end of the conduit through at least one discharge nozzle. A second conduit can be arranged concentrically around the first conduit and is adapted to receive a medium and discharge the medium through at least one discharge nozzle. In another aspect, a portable oxygen blast furnace system includes oxygen blast furnace secured to a railcar. The portable furnace system can be transported by rail for processing material at remote locations.
    Type: Application
    Filed: May 1, 2007
    Publication date: December 20, 2007
    Applicants: Sierra Energy Corporation, Materials Conversions, Inc., Improved Converters, Inc.
    Inventors: Martin Corbett, Doris Corbett, John Jabinsek, Christopher Kasten