Patents by Inventor Anthony R. Pennell

Anthony R. Pennell 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).

  • Hydration of lime
    Patent number: 4382911
    Abstract: An already existing conventional lime production plant using a rotary kiln discharging directly into a rotary cooler, is converted reversibly to the production of dry hydrated lime by introducing water into contact with the lime in the cooler sufficient to hydrate the lime without requiring any significant change in the operating parameters of the lime production such as material throughput, cooling and combustion air supply rates and firing conditions.
    Type: Grant
    Filed: January 4, 1979
    Date of Patent: May 10, 1983
    Assignee: Blue Circle Industries Limited
    Inventors: Anthony R. Pennell, John Carpenter