Patent ID: 6660972
Filing Date: 2003-12-09
Classification: G21F

Abstract:
A container for storing hazardous material in a closed storage space, comprisinga concrete container body (11) forming the storage space (12) and having a mouth portion (11A) defining an access opening (13) for insertion of the hazardous material (C), and a concrete closure body receivable in the opening to form a fluid-tight seal for the storage space (12), characterized by a heater (18) disposed in the container body (11) around the access opening (13) for heating the mouth portion (11A), and the container body being reinforced by a circumferential metal reinforcement (16) at the mouth portion (11A) of the container body (11), the reinforcement being disposed within the heating range of the heater (18), whereby it will be heated as a result of the heating of the mouth portion (11A).