Patents by Inventor Charles K. Nagy

Charles K. Nagy 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).

  • Coal gasification apparatus
    Patent number: 4360361
    Abstract: Coal hydrogenation vessel has hydrogen heating passages extending vertically through its wall and opening into its interior.
    Type: Grant
    Filed: April 24, 1981
    Date of Patent: November 23, 1982
    Assignee: United States Department of Energy
    Inventor: Charles K. Nagy