Nuclear fuel elements comprising a trap for fission products based on oxide
US5268947A · kind A · utility
18Cited by
11References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 19, 1992 |
| Grant date | Dec 7, 1993 |
| Priority date | — |
| Expiry date | Oct 19, 2012 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E30/30
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A nuclear fuel element comprising sintered pellets based on uraniferous oxide which are surrounded by a metallic sheath and permitting trapping of the fission products which appear in the course of irradiation characterized in that the pellets contain or are coated with or that the sheath is internally coated with an agent for trapping said fission products based on mixed metallic oxide comprising SiO.sub.2 and one at least of the oxides ZrO.sub.2 or CeO.sub.2.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.