Patents by Inventor David E. Dell'Agnese

David E. Dell'Agnese 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).

  • Cupola with auxiliary gas generator
    Patent number: 4309024
    Abstract: A cupola for the melting of metal is provided with an auxiliary gas generator which supplies through the forehearth hot carbon monoxide rich gas to the bottom of the cupola as a source of heat. The heat of the gases maintains the cupola hearth and forehearth hot. Ordinary coal, or coke breeze or any other carbonaceous fuel may be burned in the generator. Additionally, the cupola may be allowed to go to zero output without cooling off.
    Type: Grant
    Filed: February 8, 1979
    Date of Patent: January 5, 1982
    Assignee: Modern Equipment Company
    Inventors: Norman P. Lillybeck, David E. Dell'Agnese