Patents by Inventor Edward J. Dunn, Jr.

Edward J. Dunn, Jr. 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).

  • Method of scavenging steel
    Patent number: 4233064
    Abstract: The present invention relates to a more efficient method for adding lighter-than steel, low solubility, volatile, active scavenging agents into molten steel that reduces or eliminates the smoke that accompanies other methods of adding these agents.
    Type: Grant
    Filed: April 4, 1979
    Date of Patent: November 11, 1980
    Inventor: Edward J. Dunn, Jr.