Patents by Inventor Federico Macario

Federico Macario 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).

  • Lance for blowing fluid-state substances inside furnaces, particularly for steel production
    Patent number: 5846482
    Abstract: A lance for blowing fluid-state substances inside furnaces, particularly for steel production. The lance comprises an elongated body inside which at least two ducts are provided which lead outside the body proximate to one of its longitudinal ends. These ducts can be connected to means for feeding fluid-state substances to be blown inside the furnace, and a chamber for the circulation of a coolant is formed inside the body of the lance at least proximate to its end to be inserted in the furnace.
    Type: Grant
    Filed: April 12, 1996
    Date of Patent: December 8, 1998
    Assignee: Elti S.r.l.
    Inventor: Federico Macario