Method for coating a nuclear fuel with boron nitride

Details Method for coating a nuclear fuel with boron nitride Method for coating a nuclear fuel with boron nitride

1983-12-21

1985-12-24

Silverberg, Sam

Coating processes

Radioactive base or coating

Particles or nuclear reactor fuel elements coated

4272552, 376414, 376411, 376419, G21C 306

Patent

active

045605750

ABSTRACT:
A method of applying a burnable absorber coating on a nuclear fuel pellet comprising the step of exposing the nuclear fuel pellet to a gas stream of boron trichloride and anhydrous ammonia at a temperature of from about 600.degree.-800.degree. C. A coating of boron nitride is formed as a reaction product of boron trichloride with anhydrous ammonia on the fuel pellet.

REFERENCES:
patent: 3427222 (1969-02-01), Biancheria
patent: 3564565 (1971-02-01), Haberecht
patent: 3625821 (1971-12-01), Ricks
patent: 4123326 (1978-10-01), Shinbo

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