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Coal mining - Wikipedia. Coal mining is the process of extracting coal from the ground. Coal is valued for its energy content, and, since the 1880s, has been widely used to generate electricity.

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Coal mining | Britannica.com. Coal mining: Coal mining, extraction of coal deposits from the surface of Earth and from underground. Coal is the most abundant fossil fuel on Earth.

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Coal mining in the United Kingdom - Wikipedia. Coal mining in the United Kingdom dates back to Roman times and occurred in many different parts of the country.

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Over 7269 million tonnes (Mt) of hard coal are currently produced worldwide and 787 Mt of lignite. Coal is mined by two methods: surface or 'opencast' mining, and underground mining.

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Roadheaders for mining - Sandvik Mining & Rock Technology. Sandvik MR361 roadheader is an electro-hydraulic part-face cutting machine designed for roadway development and for coal, rock, gypsum, potash and salt mining.

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