| 165 / | HD | HEAT EXCHANGE |
| DIG 184 | DD | INDIRECT-CONTACT CONDENSER {12} |
| DIG 205 | DD | .~ Space for condensable vapor surrounds space for coolant {4} |
| DIG 207 | DD | .~.~ Distinct outlets for separated condensate and gas {7} |
| DIG 210 | | .~.~.~ Including perforated baffle completely surrounding a group of coolant tube |