Patents by Inventor William H. Engelleitner

William H. Engelleitner 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).

  • Multiple depth pelletizer
    Patent number: 4207050
    Abstract: Apparatus for pelletizing particulate materials in a pelletizing bed comprising, a drum having opened and closed ends and a cylindrical or conical wall therebetween. The wall is comprised of annular sections which are releasably secured together.
    Type: Grant
    Filed: September 5, 1978
    Date of Patent: June 10, 1980
    Assignee: Mars Mineral Corporation
    Inventor: William H. Engelleitner