Patents by Inventor John G. Sojda

John G. Sojda 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: 4288305
    Abstract: A process for electrowinning nickel or cobalt from an electrolyte in apparatus having spaced insoluble anodes and cathodes. Each anode is provided with diaphram means for defining an anolyte compartment. A frothing agent is introduced into the feed electrolyte which expedites the withdrawal of spent electrolyte and anodically generated gases.
    Type: Grant
    Filed: August 18, 1980
    Date of Patent: September 8, 1981
    Assignee: Inco Limited
    Inventors: Petrus G. S. Garritsen, Douglas J. MacVicar, Daniel P. Young, John G. Sojda