Process for Producing Pellets of a Nuclear Fuel Based on a (U, Pu)02 or (U, Th)02 Mixed Oxide
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Oct 18, 2007
app pub date -
Oct 5, 2004
filing date -
Oct 6, 2003
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
The invention relates to a process for producing pellets of a nuclear fuel based on a (U,Pu)O.sub.2 or (U,Th)O.sub.2 mixed oxide which comprises a) preparing a primary mixture of powders by co-milling a UO.sub.2 powder P1 and a PuO.sub.2 or ThO.sub.2 powder P2, b) sieving this mixture, c) preparing a final mixture of powders by diluting the undersize with a UO.sub.2 powder P3, d) pelleting this final mixture, and e) sintering the pellets, and in which at least one compound is incorporated chosen from the group consisting of the oxides of Cr, Al, Ti, Mg, V and Nb, precursors thereof and inorganic compounds capable of providing the element sulphur during step e), is incorporated in at least one of the powders P1, P2 and P3 and/or in at least one of the primary or final mixture of powders.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully