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US 4,303,634 AGranted
Method of catalyst preparation
AssigneeUop LLC
InventorJohn G. Gatsis
Life of this patent
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Abstract
A novel method of preparing an unsupported molybdenum sulfide catalyst utilized in the processing of hydrocarbon feedstocks containing asphaltenes and organometallic compounds.
Claims3
A method of preparing an unsupported molybdenum sulfide catalyst which comprise reacting molybdenum oxide with ammonium sulfide at a temperature and pressure selected to produce an ammonium salt of molybdenum sulfide and thereafter thermally decomposing said ammonium salt of molybdenum sulfide in a non-oxidative atmosphere to form said unsupported molybdenum sulfide catalyst.
Dependencies are inferred from the claim text.