| 202 / | HD | DISTILLATION: APPARATUS |
| 81 | DF | APPARATUS {4} |
| 82 | | .~ Systems {6} |
| 83 | DF | .~.~> Portably mounted |
| 84 | DF | .~.~> Separatory and thermolytic |
| 85 | DF | .~.~> Thermolytic and autothermic {2} |
| 91 | DF | .~.~> Autothermic {2} |
| 96 | DF | .~.~> Thermolytic {5} |
| 152 | DF | .~.~> Separatory {3} |