| 976 / | HD | NUCLEAR TECHNOLOGY |
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| DIG 187 | DD | COOLING ARRANGEMENTS WITHIN THE PRESSURE VESSEL CONTAINING THE CORE; SELECTION OF SPECIFIC COOLANTS [G21C-15/00] {7} |
| DIG 188 |  | .~ Arrangements or disposition of passages in which heat is transferred to the coolant; Coolant flow control devices [G21C-15/02] *** (DIG. 246 takes precedence); (coolant flow control through fuel assemblies (e.g., flow restrictors) DIG. 60) {5} |
| DIG 189 | DD | .~.~> From fissile or breeder material [G21C-15/04] *** (DIG. 59 takes precedence) {1} |
| DIG 191 | DD | .~.~> From moderating material [G21C-15/08] |
| DIG 192 | DD | .~.~> From reflector or thermal shield [G21C-15/10] |
| DIG 193 | DD | .~.~> From pressure vessel; from containment vessel [G21C-15/12] |
| DIG 194 | DD | .~.~> From headers; from joints in ducts [G21C-15/14] |