Patents by Inventor Jon W. Cofield

Jon W. Cofield 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 suppressing thermite reactions in plasma arc waste destruction system
    Patent number: 5994610
    Abstract: A method of preventing thermite reactions during the high temperature incineration (slag temperature greater than 1200.degree. C.) of waste material streams containing aluminum and iron (steel) by mixing a low melting SiO.sub.2 containing material such as water glass or a mixture of sand with NaHCO.sub.3 or Na.sub.2 CO.sub.3 with the waste material.
    Type: Grant
    Filed: May 8, 1998
    Date of Patent: November 30, 1999
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: Inna G. Talmy, James A. Zaykoski, Curtis A. Martin, Jon W. Cofield