Patent · US Expired

Process for servicing a jet pump hold down beam in a nuclear reactor

US5070589A · kind A · utility

13Cited by
4References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 31, 1990
Grant dateDec 10, 1991
Priority date
Expiry dateOct 31, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/5383
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

Process and apparatus are disclosed for removing and replacing the hold down beams of fluid circulating jet pumps mounted in a nuclear reactor. The disclosed process and apparatus are operable from a position such as the refueling bridge remote from the reactor and while the refueling cavity surrounding the reactor is flooded with moderator fluid.

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