| 976 / | HD | NUCLEAR TECHNOLOGY |
| DIG 296 | DD | CONTROL OF NUCLEAR POWER PLANT [G21D-3/00] *** (control of nuclear reaction in general DIG. 113) {3} |
| DIG 300 | DD | .~ Regulation of any parameters in the plant [G21D-3/08] {3} |
| DIG 301 | | .~.~ By a combination of a variable derived from neutron flux with other controlling variables (e.g., derived from temperature, cooling flow, pressure) [G21D-3/10] |