Patents by Inventor Cecil J. Fuller

Cecil J. Fuller 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).

  • Patent number: 5603890
    Abstract: A silver recovery unit for precipitating silver from photographic solutions and the like. The silver recovery unit is provided with a container having an inlet and an outlet. Positioned within the container is a silver reduction assembly including a hollow coil of screen material formed of metal that is above silver in electromotive force series. A tubular insert, in fluid communication with the container outlet, extends from the axial flow passage of the hollow coil to an elevation adjacent the top of the container. A orifice plate is secured within the tubular insert for controlling the flow of silver bearing liquid through the silver reduction assembly.
    Type: Grant
    Filed: August 7, 1995
    Date of Patent: February 18, 1997
    Inventor: Cecil J. Fuller