96 / | HD | GAS SEPARATION: APPARATUS |
FOR 111 | DF | WITH LIQUID CONTACTING MEANS (E.G., GAS OR MEDIA CLEANING) (55/220) {16} |
FOR 125 | DF | .~ With fixed gas whirler or rotator means for gas separation (55/235) {3} |
FOR 126 | .~.~ Liquid applied in central of concentric flow paths (55/236) |