Patents by Inventor Robert H. Scala

Robert H. Scala 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).

  • Carbonate leach uranium ore processing with sodium polyacrylate flocculant
    Patent number: 4024216
    Abstract: Uranium yields, derived from alkaline leaching of a uranium ore, are increased and at the same time the need for fresh water to dissolve a flocculant is eliminated by using sodium polyacrylate as the flocculant, diluted with and dissolved by system water.
    Type: Grant
    Filed: July 2, 1975
    Date of Patent: May 17, 1977
    Assignee: Nalco Chemical Company
    Inventors: Robert E. Finch, Robert H. Scala