Patents by Inventor Leontin Nicolae Druga

Leontin Nicolae Druga 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).

  • Controlling curtain opening system in continuous furnaces
    Publication number: 20080271653
    Abstract: This invention is directed to a controlling curtain opening system in a continuous furnace which comprises a laser photo cell eye system situated in front of the curtain box. The laser photo cell eye system comprises a plurality of laser beams to monitor and adjust to the height of a moving products passing therethrough.
    Type: Application
    Filed: October 11, 2007
    Publication date: November 6, 2008
    Inventors: Mircea Stefan Stanescu, Paul Francis Stratton, Leontin Nicolae Druga