| 96 / | HD | GAS SEPARATION: APPARATUS | 
| 397 | DF | WITH CONTROL MEANS RESPONSIVE TO SENSED CONDITION FOR CONTROL OF GAS FLOW OR NONGASEOUS CONSTITUENT DISCHARGE {3} | 
| 408 |  | .~ Regulation of separated constituent discharge {1} | 
| 409 | DF | .~.~> By liquid accumulation responsive float {2} |