Container for the interim and long-term storage of radioactive material

Abstract From the Canadian patent

The invention is directed to a container for the interim a long-term storage of radioactive material such as irradiated nuclear reactor fuel elements. The container includes a vessel and a cover. The vessel has a base and a wall extending upward from the base. The wall terminates in an upper end portion defining the opening of the vessel for receiving the radioactive material to be stored therein. A sealing cover tightly closes the vessel. The vessel is a double-walled body made up of two metal layers defining the outer and inner walls of the vessel. The inner wall constitutes a base structure made of an inexpensive and mechanically stable material; whereas the outer, wall is made of a …