Patents by Inventor Charles Philip Sayles

Charles Philip Sayles 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).

  • Pinched sluice separators
    Patent number: 3984306
    Abstract: Granular materials are separated on a dry pinched sluice separator having at its discharge end a conical concave surface. The material to be separated is allowed to flow downwardly over the separator chute under gravity and fluidization and the so separated materials traverse the concave surface.
    Type: Grant
    Filed: January 27, 1975
    Date of Patent: October 5, 1976
    Assignee: Dryflo Separators Limited
    Inventors: Charles Philip Sayles, Cyril Hart