ALEXANDRIA, Va., June 25 -- United States Patent no. 12,340,911, issued on June 24, was assigned to Holtec International.

"Fuel rack apparatus having storage tubes comprising interior flux trap chambers" was invented by Krishna P. Singh (Jupiter, Fla.) and P. Stefan Anton (Southampton, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A fuel rack apparatus includes a base plate having an upper surface and a lower surface; and a plurality of rectangular storage tubes coupled to and extending upward from the upper surface of the base plate, the storage tubes arranged in a side-by-side arrangement to form an array of the storage tubes. Each storage tube extends vertically along a longitudinal axis and include...