Patents by Inventor Chris B. Watts

Chris B. Watts 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).

  • Polyalkylene glycol compositions for enhanced aromatic extraction
    Patent number: 6617483
    Abstract: The invention relates to extractive distillation compositions for separating a mixture of hydrocarbon compounds, wherein the extractive distillation composition includes at least one alkylene glycol compound, and at least one compatibility agent, wherein the compatibility agent is selected from materials having polar parameters and hydrogen bonding parameters such that the extractive distillation composition provides improved separation of the hydrocarbon compounds, as compared to the use of the extractive distillation composition without the compatibility agent.
    Type: Grant
    Filed: May 3, 2000
    Date of Patent: September 9, 2003
    Assignee: Gaylord Chemical Corporation
    Inventors: Artie S. McKim, George Kvakovszky, Michael D. Donahue, Chris B. Watts