| 976 / | HD | NUCLEAR TECHNOLOGY |
| DIG 244 | DD | ARRANGEMENTS FOR TREATING, FOR HANDLING, OR FOR FACILITATING THE HANDLING OF, FUEL OR OTHER MATERIALS WHICH ARE USED WITHIN THE REACTOR (e.g., within its pressure vessel) [G21C-19/00] {11} |
| DIG 277 | | .~ Reprocessing of irradiated fuel [G21C-19/42] {2} |
| DIG 278 | DD | .~.~> Of irradiated solid fuel [G21C-19/44] {2} |
| DIG 281 | DD | .~.~> Of irradiated fuel; also the regeneration of the fuels while the reactor is in operation [G21C-19/50] |