Patent · US Expired

Apparatus and method for storing spent fuel assemblies

US4427893A · kind A · utility

5Cited by

4References

10Claims

0Family size

Assignee

Kraftwerk Union Aktiengesellschaft · DE

Inventors

Horst Queiser · Maintal, DE
Bernd Eckardt · Bruchköbel, DE

Key dates

Filing date	Dec 10, 1980
Grant date	Jan 24, 1984
Priority date	—
Expiry date	Dec 10, 2000

Classification

Technology area (CPC G)Physics
CPC primaryG21F5/008
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

Apparatus for storing spent fuel assemblies of a nuclear reactor including a fuel-assembly transport cask having a hollow chamber for receiving therein at least one fuel assembly and having a cover for gas-tightly closing off an opening to the hollow chamber, including means for supplying a trace gas into the hollow chamber, an additional cover defining a leakage detection chamber covering the cross-section of the opening to the hollow chamber, and a measuring device for the trace gas connected to the leakage detection chamber for monitoring gas-tightness of the closure of the opening to the hollow chamber, and method for using the apparatus.

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