Method for producing oxide powder

Compositions – Radioactive compositions – Nuclear reactor fuel

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2041571P, 219 1055M, 264 05, 264 25, 423251, 423252, 423261, 423 15, 501152, 501155, G21F 908

Patent

active

043648592

ABSTRACT:
A method for the heat treatment of a radioactive substance by microwave power comprising preparing a nitrate solution of uranium, thorium, plutonium or a mixture thereof, and applying to the nitrate solution microwave energy sufficient to directly convert the nitrate solution into an oxide powder of uranium, thorium, plutonium or a mixture thereof, respectively. Such oxide powder is suitable for the manufacture of nuclear fuel pellets.

REFERENCES:
patent: 3067115 (1962-12-01), Clingman
patent: 3846520 (1974-11-01), Bruijin et al.
patent: 3862908 (1975-01-01), Fitch et al.
patent: 3883441 (1975-05-01), Murphy et al.
patent: 4221680 (1980-09-01), Hardwick et al.
patent: 4234550 (1980-11-01), DeHollander
patent: 4242220 (1980-12-01), Sato

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