Patent · US Expired

Fuel assembly for nuclear reactor and manufacturing method thereof

US5596615A · kind A · utility

28Cited by
13References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 14, 1995
Grant dateJan 21, 1997
Priority date
Expiry dateMar 14, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S376/90
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A fuel assembly avoiding the generation of irradiation damage, a Zr alloy used for the same, and a manufacturing method thereof. According to one embodiment, a super-saturated solid-solution Zr alloy powder having a crystal grain size in the range of 1000 nm or less and containing Fe, Ni and Cr is prepared by mechanical alloying, and the alloy powder is subjected to HIP, hot-working, cold-working and final heat-treatment.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.