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| gas
composition (vol %) |
||||||
|---|---|---|---|---|---|---|
| flame no. | CO | CH4 | H2 | CO2 | N2 | inert gas ratio (%) |
| 1 | 50 | 25 | 25 | 0 | 0 | 0 |
| 2 | 35 | 17.5 | 17.5 | 0 | 30 | |
| 3 | 35 | 17.5 | 17.5 | 10 | 20 | |
| 4 | 35 | 17.5 | 17.5 | 20 | 10 | 30 |
| 5 | 35 | 17.5 | 17.5 | 30 | 0 | |
| 6 | 20 | 10 | 10 | 0 | 60 | |
| 7 | 20 | 10 | 10 | 20 | 40 | 60 |
| 8 | 20 | 10 | 10 | 40 | 20 | |
| 9 | 20 | 10 | 10 | 60 | 0 | |
