Patents by Inventor Edward J. Barnabie

Edward J. Barnabie 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).

  • Comminutor with impact, shear and screening sections
    Patent number: 5062575
    Abstract: A reversible hammermill with breaker blocks or plates and one or more adjustable cages equipped with distinct shearing and screening sections, and having a shearing section of greater than normal length having a commencement point above the 3 o'clock position, useful for reducing coal and like materials including sub-bituminous coal to finer particle sizes with minimal horsepower and through-put penalities.
    Type: Grant
    Filed: March 20, 1990
    Date of Patent: November 5, 1991
    Assignee: Pennsylvania Crusher Corporation
    Inventors: Edward J. Barnabie, John D. Duke, Jr.