Spacer-grid for a fuel assembly of a light water nuclear reactor
US4933138A · kind A · utility
17Cited by
4References
15Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jun 9, 1988 |
| Grant date | Jun 12, 1990 |
| Priority date | — |
| Expiry date | Jun 9, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E30/30
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
The spacer-grid comprises at least one single-piece plate (1) through which extend a group of openings (2) at least a part of which constitutes an even network of passages (2) for the fuel rods and the guide tubes of the fuel assembly. The spacer-grid may be formed by one single-piece plate (1) of great thickness or by the association of a plurality of parallel single-piece plates interconnected by an outer girdle element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.