Patents by Inventor Gary Donald Keil

Gary Donald Keil 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).

  • Wear component with a carburized case
    Publication number: 20100159235
    Abstract: A wear component includes a base metal and a carburized case on the base metal. The carburized case may have a first region having greater than or equal to about 75% volume fraction of carbides and a second region having greater than or equal to about 20% volume fraction of carbides. The first region may be a region extending to a depth greater than or equal to about 5 microns from a surface of the wear component, and the second region may be a region below the first region and having a thickness greater than or equal to about 100 microns.
    Type: Application
    Filed: December 18, 2008
    Publication date: June 24, 2010
    Inventors: Scott Alan Johnston, Gary Donald Keil, Pingshun Zhao, Robert Lee Meyer