Patents by Inventor Kenneth J. Numerowski

Kenneth J. Numerowski 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).

  • Roofing shingle mineral filler heater
    Patent number: 4032288
    Abstract: A mineral filler heater assembly for heating mineral filler by directing hot discharge gases from a regenerating system or a thermal oxidizer in heat exchange relation to the mineral filler, and including fluid fuel burners connected to maintain the temperature of the discharge gases above a predetermined minimum, the regenerating system including a modulating damper assembly responsive to the pressure of the discharge gases at the entrance to the heater to control the amount of recycled gases.
    Type: Grant
    Filed: October 16, 1975
    Date of Patent: June 28, 1977
    Assignee: U.I.P. Engineered Products Corporation
    Inventor: Kenneth J. Numerowski