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China Underground Coal Production

May 16 2019nbsp018332JP Casey 16 May 2019 A coal mine near Haliar Inner Mongolia Credit Herry Lawford Chinas National Coal Mine Safety Administration has introduced a production cap of 8 million tonnes Mt of coal per year for coal mines considered at risk from bumps eruptions of rock from the sides of mine shafts caused by pressure from the rock overhead Bumps have become increasingly common

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