Patents by Inventor James L. Lake

James L. Lake 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).

  • Axial flow electrolytic cell
    Patent number: 3972795
    Abstract: There is provided a membrane-free axial flow electrolytic cell in which the anodes and cathodes are perforated and lie transversely of a conduit through which an ion containing and conducting medium is pumped. This device is especially useful in the electrolytic recovery of metal values from acid leach solutions from low grade ores, e.g., copper, and for the carrying out of electrochemical reactions such as the production of sodium hypochlorite or sodium chlorate from NaCl.
    Type: Grant
    Filed: September 11, 1974
    Date of Patent: August 3, 1976
    Assignee: Hazen Research, Inc.
    Inventors: Duane N. Goens, James L. Lake