Patents by Inventor Nicolas O. Guevara R.

Nicolas O. Guevara R. 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).

  • Process for the production of liquid steel from iron containing metal oxides
    Patent number: 5069716
    Abstract: The present invention relates to a process for the production of liquid steel from iron containing metal oxides and, more particularly, a process for the direct production of iron-containing metal oxides wherein the hot discharge of direct reduced iron (DRI or sponge iron) is fed to a melting furnace with the process gases from the direct production furnace for refining the DRI to liquid steel.
    Type: Grant
    Filed: April 20, 1990
    Date of Patent: December 3, 1991
    Assignee: C.V.G. Siderurgica del Orinoco, C.A.
    Inventors: Oscar G. Dam G., Henry R. Bueno C., Gerardo A. Contreras L., Yura Gancthev V., Nicolas O. Guevara R.