Process for the production of nuclear fuel pellets based on mixe

Details Process for the production of nuclear fuel pellets based on mixe Process for the production of nuclear fuel pellets based on mixe

1996-08-09

1998-11-24

Nelson, Peter A.

Plastic and nonmetallic article shaping or treating: processes

Shaping or treating radioactive material

376902, 252640, 423 12, C21C 2100, C01G 5700

Patent

active

058412000

ABSTRACT:
Process for the production of nuclear fuel pellets based on mixed uranium and plutonium oxide having a specific plutonium content from a charge of UO.sub.2 and PuO.sub.2 powders by lubrification, pelletizing and sintering, in which a solid, sulphur, organic additive of the zwitterion type is incorporated into the mixture during the co-milling stage for the powders.

REFERENCES:
patent: 3152984 (1964-10-01), Winsche et al.
patent: 3856622 (1974-12-01), Pollock et al.
patent: 3887486 (1975-06-01), Googin et al.
patent: 4269728 (1981-05-01), Schweitzer et al.
patent: 4314952 (1982-02-01), Zawidzki
patent: 4687601 (1987-08-01), Bachelard et al.
patent: 4985183 (1991-01-01), Yato et al.
Database WPI, Week 8920, Derwent Publications Ltd., London, GB; AN 87-187426 XP002004564 & JP-A-62 115 398 (Nippon Nuclear Fuel) 27 May 1987.

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