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US 3,954,559 AGranted
Vented nuclear fuel element
AssigneeHitachi, Ltd.
InventorsMasaomi Oguma, Yasuo Hirose
Life of this patent
Estimating the term…
Abstract
A vented nuclear fuel element having a plenum for accumulation of fission product gases and plug means for delaying the release of the fission product gases from the plenum, the plug means comprising a first porous body wettable with a liquid metal and a second porous body non-wettable with the liquid metal, the first porous body being impregnated with the liquid metal and in contact with the liquid metal.
Claims6
A vented nuclear reactor fuel element having:
- a plenum for accumulation of fission product gases;
- and plug means for delaying the release of the fission product gases from the plenum into a liquid metal, said plug means consisting essentially of a first porous body wettable with a liquid metal, a second porous body non-wettable with the liquid metal, means mounting said second porous body between said first porous body and said plenum, and said first porous body being impregnated with the liquid metal and in contact with the liquid metal.
Dependencies are inferred from the claim text.