Patents by Inventor Richard L. Abner, Jr.

Richard L. Abner, Jr. 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).

  • Rotary extruder with integral auger feed assembly
    Patent number: 5200204
    Abstract: A rotary extruder having an integral auger feed assembly operatively connected to the extruder barrel, the auger feed assembly being adapted to introduce feed material directly into the annular space between the rotor and barrel of the rotor extruder. The apparatus is particularly useful for feeding low bulk density feed materials to a rotary extruder.
    Type: Grant
    Filed: March 11, 1991
    Date of Patent: April 6, 1993
    Assignee: Permian Research Corporation
    Inventors: Douglas J. Horton, Richard L. Abner, Jr.