| 96 / | HD | GAS SEPARATION: APPARATUS |
| 15 | DF | ELECTRIC FIELD SEPARATION APPARATUS (E.G., ELECTRICAL PRECIPITATOR, ELECTROSTATIC TYPE, ETC.) {17} |
| 83 | DF | .~ Electrode retaining or supporting means {6} |
| 84 | ![]() | .~.~ Plural electrode unit assembly type (e.g., unitized, etc.) {2} |
| 85 | DF | .~.~.~> Disposable (e.g., collapsible or foldable cardboard, etc.) |
| 86 | DF | .~.~.~> Parallel disk or plate collector unit |