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| Number | Title | Issue Date |
| 4364819 | Conversion of asphaltene-containing charge stocks A process for the conversion of an asphaltene-containing, hydrocarbonaceous black oil in a catalytic slurry reaction zone wherein an admixture of converted hydrocarbonaceous oil and deasphalter solvent is recycled to the reaction zone.... | 12/21/1982 |
| 4358365 | Conversion of asphaltene-containing charge stocks A process for the conversion of an asphaltene-containing, hydrocarbonaceous black oil in a catalytic slurry reaction zone wherein an admixture of converted hydrocarbonaceous oil and unconverted asphaltenes is recycled to the reaction zone.... | 11/09/1982 |
| 4152292 | Method of initiating essentially complete oxidation of CO to CO2 in a spent-catalyst regeneration zone A method for initiating essentially complete oxidation of carbon monoxide, resulting from the oxidative removal of coke from spent FCC catalyst, to carbon monoxide in a dense-phase bed of catalyst maintained in a regeneration zone. Coke is oxidized at fir... | 05/01/1979 |
