Patents by Inventor Dulari L. Sawheny

Dulari L. Sawheny 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 and apparatus for continuous casting using an auxiliary graphite chill roll
    Patent number: 4450891
    Abstract: An improved apparatus and process is provided for producing solid metal strip from a molten source using a rapidly moving quench surface. The improvement comprises an auxiliary, liquid-cooled chill roll for contacting the solid strip and urging it against the quench surface. The invention permits high quench rates and improved strip surface smoothness to be achieved and finds particular advantage in the casting of metallic glass alloys.
    Type: Grant
    Filed: July 6, 1982
    Date of Patent: May 29, 1984
    Assignee: Allied Corporation
    Inventors: Reed H. Belden, Hsin L. Li, Dulari L. Sawheny