Patents by Inventor Francesco Gropallo

Francesco Gropallo 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).

  • Furnace brazing process
    Patent number: 7451908
    Abstract: A furnace brazing process for metal parts of which at least one part is tubular, includes positioning of the filler metal, preferably as a pre-formed member inside said tubular part, and successive reheating inside the furnace to induce the melting of the filler metal and the accomplishment of the joint. The process is particularly suited to the construction of towel-rack type radiators.
    Type: Grant
    Filed: December 12, 2003
    Date of Patent: November 18, 2008
    Assignee: Consulnet Italia S.r.l.
    Inventor: Francesco Gropallo
  • Furnace brazing process
    Publication number: 20040124232
    Abstract: A furnace brazing process for metal parts of which at least one part is tubular, includes positioning of the filler metal, preferably as a pre-formed member inside said tubular part, and successive reheating inside the furnace to induce the melting of the filler metal and the accomplishment of the joint.
    Type: Application
    Filed: December 12, 2003
    Publication date: July 1, 2004
    Inventor: Francesco Gropallo