Review Article
Research Advances of Prevention and Control of Hydrogen Sulfide in Coal Mines
Table 2
Sources of H2S during mining.
| Source | Range |
| Shearer | 50% to 70% [3–5] |
| Armoured face conveyor (depends on location of H2S zone along face) | 5% to 10% [3–5] |
| Maingate corner | 10% to 15% [3–5] |
| Desorbed from face | 5% to 10% [3–5] |
| Crusher, Beam stage loader and longwall conveyor | 10% to 20% [3–5] |
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