| 210 / | HD | LIQUID PURIFICATION OR SEPARATION |
| 322 | DF | PLURAL DISTINCT SEPARATORS {1} |
| 323.1 | DF | .~ Filters {10} |
| 324 | ![]() | .~.~ Movable separating elements {6} |
| 325 | DF | .~.~.~> Planetary |
| 326 | DF | .~.~.~> Drum type on parallel axis |
| 327 | DF | .~.~.~> Plural cleaners and plural movable elements |
| 328 | DF | .~.~.~> Pivotally mounted sections |
| 329 | DF | .~.~.~> Relatively movable |
| 330 | DF | .~.~.~> Connected for group operation {1} |