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Fugitive methane emissions from coal mines
… three ventilation air flow rates of 0.33, 0.50 and 0.67 m3/second. The catalytic VAMMIT was … VAM and ventilation air flow rates of 0.50 and 0.67 m3/second with a methane oxidation …
Alternative storage of captured carbon dioxide
… reduce the cost of production (by at least 50 per cent). Coal is uniquely placed to …