96 / | HD | GAS SEPARATION: APPARATUS |
397 | DF | WITH CONTROL MEANS RESPONSIVE TO SENSED CONDITION FOR CONTROL OF GAS FLOW OR NONGASEOUS CONSTITUENT DISCHARGE {3} |
399 | DF | .~ Gas cutoff or diversion {4} |
405 | .~.~ By response to accumulated separated liquids or solids {1} | |
406 | DF | .~.~.~> By float |