96 / | HD | GAS SEPARATION: APPARATUS |
15 | DF | ELECTRIC FIELD SEPARATION APPARATUS (E.G., ELECTRICAL PRECIPITATOR, ELECTROSTATIC TYPE, ETC.) {17} |
95 | DF | .~ Ionizing electrode details (e.g., coil, mat, corona suppression, etc.) {2} |
96 | .~.~ Filamentary or filar form |