 |
| |||
| gas cleaning | |||
| gas purification Removal of pollutants or contaminants from waste incineration or other combustion processes; gas purification | |||
| gas scrubbing | |||
| blast furnace gas cleaning | |||
| |||
| gas conditioning; gas purification | |||
| gas scrubbing | |||
| épuration des gaz: 46 phrases in 11 subjects |
| Chemistry | 2 |
| Coal | 3 |
| Earth sciences | 1 |
| Ecology | 8 |
| Energy industry | 2 |
| Environment | 9 |
| General | 2 |
| Labor law | 1 |
| Metallurgy | 2 |
| Natural resourses and wildlife conservation | 15 |
| Research and development | 1 |