Radiant energy – Radiation controlling means – Shielded receptacles for radioactive sources
Patent
1995-02-01
1996-10-22
Berman, Jack I.
Radiant energy
Radiation controlling means
Shielded receptacles for radioactive sources
G21F 500
Patent
active
055679528
ABSTRACT:
A container for transport and storage of highly radioactive material, the container being made of thick metal and comprising a tube having an internal wall and a base having a lateral wall, the base being non-removably sealed to one end of the tube, and the internal wall and lateral wall forming a right cylinder with circular cross-section in contact with each other. The base is fixed to the container by shrink fitting the lateral wall with a portion of the internal wall in contact with the lateral wall, the base being disposed such that the lateral wall is entirely inside the tube with a portion of the internal wall comprising an opposed shoulder which cooperates with the corresponding shoulder in the lateral wall. A first continuous seam weld is provided on an external surface of the base in contact with the tube and a second continuous weld seem is provided on an internal surface of the base in contact with the tube.
REFERENCES:
patent: 2348696 (1944-05-01), Schabacker
patent: 4133094 (1979-01-01), Stafford
patent: 4633091 (1986-12-01), Kurasch
patent: 5094801 (1992-03-01), Dixon et al.
patent: 5432828 (1995-07-01), Cayment et al.
Chiocca Rene
Kirchner Bernard
Berman Jack I.
Transnucleaire
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