Salt roasting of vanadium ore in the presence of carbon
Patent
·
OSTI ID:5979783
A process is provided for extracting vanadium values from a vanadium-bearing ore in which a carbonaceous material is added to a salt roast mixture containing ore and an alkali metal salt, e.g., NaCl. The mixture is subjected to roast temperatures (e.g., 825/sup 0/ C.) for a period of time sufficient to burn off substantially all of the carbon in the mixture. The carbonaceous material is preferably a vanadium-containing carbon source, e.g., residue from the combustion of heavy petroleum oil.
- Assignee:
- Union Carbide Corporation
- Patent Number(s):
- US 4477416
- OSTI ID:
- 5979783
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
02 PETROLEUM
020800* -- Petroleum-- Waste Management
ALKALI METAL COMPOUNDS
ALKALI METALS
CARBON
CHEMICAL REACTIONS
CHLORIDES
CHLORINE COMPOUNDS
COMBUSTION PRODUCTS
DISSOLUTION
ELEMENTS
ENERGY SOURCES
FOSSIL FUELS
FUELS
HALIDES
HALOGEN COMPOUNDS
LEACHING
MANAGEMENT
MATERIALS RECOVERY
METALS
MIXING
NONMETALS
ORES
OXIDATION
PETROLEUM
PETROLEUM FRACTIONS
PETROLEUM RESIDUES
PROCESSING
RECOVERY
ROASTING
SEPARATION PROCESSES
SODIUM CHLORIDES
SODIUM COMPOUNDS
TRANSITION ELEMENTS
VANADIUM
VANADIUM ORES
WASTE MANAGEMENT
WASTE PROCESSING
WASTE PRODUCT UTILIZATION
020800* -- Petroleum-- Waste Management
ALKALI METAL COMPOUNDS
ALKALI METALS
CARBON
CHEMICAL REACTIONS
CHLORIDES
CHLORINE COMPOUNDS
COMBUSTION PRODUCTS
DISSOLUTION
ELEMENTS
ENERGY SOURCES
FOSSIL FUELS
FUELS
HALIDES
HALOGEN COMPOUNDS
LEACHING
MANAGEMENT
MATERIALS RECOVERY
METALS
MIXING
NONMETALS
ORES
OXIDATION
PETROLEUM
PETROLEUM FRACTIONS
PETROLEUM RESIDUES
PROCESSING
RECOVERY
ROASTING
SEPARATION PROCESSES
SODIUM CHLORIDES
SODIUM COMPOUNDS
TRANSITION ELEMENTS
VANADIUM
VANADIUM ORES
WASTE MANAGEMENT
WASTE PROCESSING
WASTE PRODUCT UTILIZATION