| 68 / | HD | TEXTILES: FLUID TREATING APPARATUS |
| 3 R | DF | MACHINES {22} |
| 13 R | DF | .~ Combined {6} |
| 19 | DF | .~.~ With liquid extractor {4} |
| 23 R | DF | .~.~.~ Centrifugal extractor (e.g., centrifuge) {8} |
| 23.1 | DF | .~.~.~.~ With means to control or isolate vibration {2} |
| 23.3 | | .~.~.~.~.~ Vertical axis centrifuge |