Patents by Inventor John LaGraff

John LaGraff 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).

  • AIRFOIL REFURBISHMENT METHOD
    Publication number: 20070023142
    Abstract: An airfoil refurbishment system is disclosed. The airfoil refurbishment system includes an environmentally safe stripper system and an aluminiding system. The environmentally safe stripper system includes a transportable environmentally safe compound that is capable of partially removing an aluminide coating from an airfoil. The aluminiding system is capable of restoring the aluminide coating to the airfoil.
    Type: Application
    Filed: September 28, 2006
    Publication date: February 1, 2007
    Inventors: John LaGraff, James Ruud, Dong-Sil Park, Leo MacDonald, John Bottoms, Claudino Koakowski