Patents by Inventor Gerald J. Byrd

Gerald J. Byrd 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).

  • Nitrite-oxidized lignosulfonates and method of making the same and use of these as dispersants
    Patent number: 5169931
    Abstract: A nitrite-oxidized base lignosulfonate and a method of making the same; the method comprises providing a base lignosulfonate material and oxidizing it in the presence of sodium nitrite under alkaline conditions at a temperature greater than about 100.degree. C.; useful products of same are dispersants for dyes and dispersants for setting materials e.g. gypsum.
    Type: Grant
    Filed: May 23, 1991
    Date of Patent: December 8, 1992
    Assignee: ITT Rayonier Inc.
    Inventors: Karl D. Sears, Gerald J. Byrd