Patents by Inventor Clyde A. Farris, Jr.

Clyde A. Farris, Jr. 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).

  • Method and apparatus for controlling dissolved solid concentrations
    Patent number: 4292039
    Abstract: A method and apparatus are provided for controlling the concentrations of dissolved solids in a plurality of solutions contained in a plurality of interconnected baths. The conductivities of the solutions are monitored and make-up liquid is added to each bath when the conductivity of the respective solution exceeds a predetermined level.
    Type: Grant
    Filed: March 24, 1980
    Date of Patent: September 29, 1981
    Inventors: Clyde A. Farris, Clyde A. Farris, Jr.