| 976 / | HD | NUCLEAR TECHNOLOGY |
|
| DIG 207 | DD | MONITORING; TESTING; MAINTAINING [G21C-17/00] {9} |
| DIG 215 | DD | .~ Devices or arrangements for monitoring coolant or moderator [G21C-17/02] {7} |
| DIG 224 |  | .~.~ Detecting burst slugs [G21C-17/04] {4} |
| DIG 225 | DD | .~.~.~> Characterized by (matrix) systems for checking the coolant channels [G21C-17/04B] |
| DIG 226 | DD | .~.~.~> Devices for selective sampling (e.g., valves, shutters, rotatable selector valves) [G21C-17/04D] |
| DIG 227 | DD | .~.~.~> Detectors and metering devices for the detection of fission products [G21C-17/04F] {2} |
| DIG 230 | DD | .~.~.~> Characterized by a special construction of fuel elements (e.g., by a confined "tracer") [G21C-17/04H] |