Patents by Inventor Timothy Hilbert

Timothy Hilbert 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).

  • Naphtha hydroprocessing with mercaptan removal
    Publication number: 20050284794
    Abstract: This invention relates to the hydroprocessing of naphtha with removal of mercaptan from product. Naphtha feedstock is hydrotreated and hydrocracked. Sulfur-containing contaminants, notably C5+ recombinant mercaptans, are then selectively removed from the hydrocracked naphtha by selective extraction or adsorption.
    Type: Application
    Filed: April 6, 2005
    Publication date: December 29, 2005
    Inventors: Timothy Davis, Timothy Hilbert, Edward Ellis, John Greeley