95 / | HD | GAS SEPARATION: PROCESSES |
241 | DF | DEGASIFICATION OF LIQUID {7} |
243 | DF | .~ Plural successive degassing treatments {4} |
247 | DF | .~.~ By reduction of pressure (e.g., flashing, etc.) {2} |
248 | .~.~.~ And liquid flow modifying or mechanical agitating {1} | |
249 | DF | .~.~.~.~> And heating |