CPC Subgroup
G21C 3/336 Spacer elements for fuel rods in the bundle (spacer grids G21C3/34)
Full Title
Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements > Assemblies of a number of fuel elements in the form of a rigid unit > Bundles of parallel pin-, rod-, or tube-shaped fuel elements > Spacer elements for fuel rods in the bundle (spacer grids G21C3/34)
1 direct subcode
Child Classifications
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- G21C 3/338 Helicoidal spacer elements