FUEL FOR HIGH-TEMPERATURE NUCLEAR REACTORS
Patent
·
OSTI ID:4045988
Metal cans or cladding for reactor fuel elements cannot be used when the operating temperature is high; in order to limit the diffusion of fission products, small amounts of zircomum, niobium, silicon or magnesium are incorporated to the ceramic type fuel. These metals, their oxides and carbides reduce the vapor pressure of the fission products. The uranium (or uranium dioxide) is mixed with reactor-grade carbon and preferably zirconium carbide, the mixture is compacted, degassed, and sintered under vacuum at 2000 deg C. (EURATOM)
- Research Organization:
- Originating Research Org. not identified
- NSA Number:
- NSA-15-021810
- OSTI ID:
- 4045988
- Report Number(s):
- BE 589062
- Country of Publication:
- Belgium
- Language:
- English
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Related Subjects
CANNING
CARBIDES
CERAMICS
COMPACTING
DEGASSING
DIFFUSION
FISSION PRODUCTS
FUEL ELEMENTS
GRAPHITE
HIGH TEMPERATURE
MAGNESIUM
METALS
MIXING
NIOBIUM
OXIDES
PATENT
POWDERS
PRESSURE
QUANTITY RATIO
REACTOR TECHNOLOGY
REACTORS
SILICON
SINTERING
URANIUM
URANIUM OXIDES
VACUUM
VAPORS
ZIRCONIUM
ZIRCONIUM CARBIDES
CARBIDES
CERAMICS
COMPACTING
DEGASSING
DIFFUSION
FISSION PRODUCTS
FUEL ELEMENTS
GRAPHITE
HIGH TEMPERATURE
MAGNESIUM
METALS
MIXING
NIOBIUM
OXIDES
PATENT
POWDERS
PRESSURE
QUANTITY RATIO
REACTOR TECHNOLOGY
REACTORS
SILICON
SINTERING
URANIUM
URANIUM OXIDES
VACUUM
VAPORS
ZIRCONIUM
ZIRCONIUM CARBIDES