Patents by Inventor Stephen Vajda

Stephen Vajda 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).

  • Blast furnace cast house pollutant suppression
    Patent number: 4357003
    Abstract: Method and apparatus for suppressing formation of pollutants in a blast furnace casting system by occluding oxidizing gases, including ambient air, from the molten iron and slag discharged from the furnace.
    Type: Grant
    Filed: September 24, 1980
    Date of Patent: November 2, 1982
    Assignee: Jones & Laughlin Steel Corporation
    Inventor: Stephen Vajda