Canister for final repository of spent nuclear fuel
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United States of America Patent
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Oct 18, 2011
Grant Date -
Apr 15, 2010
app pub date -
May 26, 2008
filing date -
May 25, 2007
priority date (Note) -
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Abstract
The invention relates to a canister (1) for final repository of spent fuel elements from a nuclear reactor, comprising an insert (2) that contains said spent fuel elements, an inner copper casing (4a, 4b, 4c) that encloses the insert (2), and at least one outer casing (5a, 5b, 5c) that encloses the copper casting and that consists of a passive-film-forming metal or metal alloy, the passive film on the casing being constituted by an essentially oxidic film that is rich in one or more of the metals in the group of metals that consist of the metals zirconium, chromium and titanium.
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