| 202 / | HD | DISTILLATION: APPARATUS |
| 81 | DF | APPARATUS {4} |
| 82 | DF | .~ Systems {6} |
| 96 | DF | .~.~ Thermolytic {5} |
| 105 | DF | .~.~.~ Retort {14} |
| 133 | | .~.~.~.~ Horizontal {6} |
| 134 | DF | .~.~.~.~.~> With fluid injection to retort |
| 135 | DF | .~.~.~.~.~> Plural gas and/or air admission |
| 136 | DF | .~.~.~.~.~> Rotary |
| 137 | DF | .~.~.~.~.~> With heating chamber |
| 138 | DF | .~.~.~.~.~> With flues {2} |
| 147 | DF | .~.~.~.~.~> Gas bench {2} |