Patents by Inventor Victor E. Steiner

Victor E. Steiner 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).

  • Fluoride removal from metal sulphate solution and a method of waste utilization
    Patent number: 5531903
    Abstract: A process is provided for the removal of fluoride from a metal sulphate solution, such as a zinc sulphate solution, which presents an option for the disposal of waste treatment sludge from the aluminum anodizing industry. The fluoride is removed from metal sulphate solution by mixing the sludge with the solution for a predetermined period of time and then performing a solid/liquid separation.
    Type: Grant
    Filed: March 15, 1995
    Date of Patent: July 2, 1996
    Assignee: Cominco Ltd.
    Inventors: Cashman R. S. M. Hampton, Victor E. Steiner, Daniel A. D. Boateng