Patents Represented by Attorney James R. Cutts, Jr. John G. Hoatson, Jr.

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  • Hydrorefining an asphaltene- containing black oil with unsupported vanadium catalyst
    Patent number: 4139453
    Abstract: Desulfurization and hydrorefining of an asphaltene-containing black oil with hydrogen in contact with a colloidally dispersed vanadium catalyst in admixture with 2 weight percent to 30 weight percent water biased on the weight of the oil.
    Type: Grant
    Filed: June 5, 1978
    Date of Patent: February 13, 1979
    Assignee: UOP Inc.
    Inventor: Le Roi E. Hutchings