Patents by Inventor Byron M. Dillard

Byron M. Dillard 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).

  • Non-sulfur pulping process for corrugating medium using sodium carbonate and sodium hydroxide
    Patent number: 3954553
    Abstract: A cooking liquor for the pulping of hardwoods which completely eliminates the use of all sulfur containing compounds is disclosed. The cooking liquor contains 15 to 50% of the total chemical as sodium hydroxide and 50 to 85% of the total chemical as sodium carbonate, the preferred liquor contains about 20% by weight of sodium hydroxide and 80% by weight of sodium carbonate. No adverse effect on the properties of the corrugating medium produced from such a liquor is observed when compared with the medium produced by the conventional neutral sulfite semichemical process.
    Type: Grant
    Filed: June 13, 1974
    Date of Patent: May 4, 1976
    Assignee: Owens-Illinois, Inc.
    Inventors: Byron M. Dillard, Robert J. Gilmer, John D. Kennedy