Patents by Inventor Joseph A. Bludis

Joseph A. Bludis 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).

  • Hydrodenitrogenation of shale oil using two catalysts in parallel reactors
    Patent number: 4022683
    Abstract: A process for hydrodenitrogenation of shale oil comprising fractionating the shale oil into relatively light and heavy fractions, passing the relatively light fraction through a zone containing a catalyst comprising supported molybdenum and Group VIII metal and passing the relatively heavy fraction through a zone containing a catalyst comprising supported tungsten and Group VIII metal.
    Type: Grant
    Filed: December 22, 1975
    Date of Patent: May 10, 1977
    Assignee: Gulf Research & Development Company
    Inventors: Joseph A. Bludis, David Lyzinski, Joel D. McKinney, Raynor T. Sebulsky, Harry C. Stauffer
  • Hydrodenitrogenation of shale oil using two catalysts in series reactors
    Patent number: 4022682
    Abstract: A process for hydrodenitrogenation of shale oil to convert it to a feed oil for zeolitic riser cracking comprising passing the shale oil through two catalyst stages in series, the catalyst in the first stage comprising supported molybdenum and Group VIII metal and the catalyst in the second stage comprising supported tungsten and Group VIII metal.
    Type: Grant
    Filed: December 22, 1975
    Date of Patent: May 10, 1977
    Assignee: Gulf Research & Development Company
    Inventors: Joseph A. Bludis, David Lyzinski, Joel D. McKinney, Raynor T. Sebulsky, Harry C. Stauffer