| Share | Phrase |
| 9.38% | vapor-phase refrigerant |
| 8.21% | oil-contained refrigerant |
| 7.95% | refrigerant piping |
| 7.04% | liquid-phase refrigerant |
| 6.37% | compressed [consistence] refrigerant |
| 6.00% | flon refrigerant |
| 5.16% | liquefied refrigerant |
| 4.05% | compress refrigerant [perform operation] |
| 3.32% | discharge refrigerant [perform operation] |
| 3.30% | gaseous [state] refrigerant |
| 2.47% | feed refrigerant [perform operation] |
| 2.44% | circulate refrigerant [perform operation] |
| 2.44% | refrigerant [reference] use |
| 2.06% | ozone refrigerant |
| 2.05% | hydrogen-containing refrigerant |
| 1.91% | introduce refrigerant [perform operation] |
| 1.83% | liquid [state] refrigerant |
| 1.63% | compound like refrigerant |
| 1.59% | condensed [consistence] refrigerant |
| 1.47% | introduced refrigerant |
| 1.46% | refrigerant [does] flow |
| 1.44% | refrigerant [does] include |
| 1.42% | discharged refrigerant |
| 1.23% | vaporized refrigerant |
| 1.15% | collect refrigerant [perform operation] |
| 1.06% | capture refrigerant [perform operation] |
| 0.99% | deliver refrigerant [perform operation] |
| 0.95% | conduct refrigerant [perform operation] |
| 0.89% | refrigerant flow |
| 0.87% | refrigerant [does] cool |
| 0.80% | guide refrigerant [perform operation] |
| 0.78% | refrigerant [does] contain |
| 0.75% | retain refrigerant [perform operation] |
| 0.72% | refrigerant [does] enter |
| 0.68% | refrigerant [location] include |
| 0.63% | supply refrigerant [perform operation] |
| 0.62% | refrigerant pressure |
| 0.61% | refrigerant rate |
| 0.60% | flow refrigerant |
| 0.52% | part refrigerant |
| 0.38% | use refrigerant [perform operation] |
| 0.30% | prevent refrigerant [perform operation] |
| 0.24% | refrigerant [does] have |