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China builds world's largest coal mine waste gas recovery project

METHANE BY-PRODUCT: China's coal mines produce over 10 billion cubic metres of low- concentration methane gas each year.


THE world's largest facility to turn excess methane gas from coal mines into electricity has been completed in north China's Shanxi Province.

The facility was completed by the Lu'an Group, which owns the Gaohe Coal Mine in the coal-rich province. The company announced