| 976 / | HD | NUCLEAR TECHNOLOGY |
| DIG 37 | DD | REACTOR FUEL ELEMENTS AND THEIR ASSEMBLIES; SELECTION OF SUBSTANCES FOR USE AS REACTOR FUEL ELEMENTS [G21C-3/00] {5} |
| DIG 38 | DD | .~ Fuel elements [G21C-3/02] *** (manufacturing DIG. 283) {5} |
| DIG 39 | DD | .~.~ Constructional details [G21C-3/04] {5} |
| DIG 43 | DD | .~.~.~ Casings; Jackets; Jacket materials [G21C-3/06] {5} |
| DIG 46 | DD | .~.~.~.~ End closures; means for tight mounting therefor [G21C-3/10] {1} |
| DIG 47 | | .~.~.~.~.~ Flattened end-closures [G21C-3/10B] |