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Final reports \ Mining, production & preparation

Mining, production
and preparation


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Comparative underground coal mining methods

IEACR/85 - ISBN: 92-9029-265-2

Underground mining accounts for some 65% of world hard coal production. Between 1995 and 2010 the total amount of hard coal mined will increase by about 50%, and because of local limits to availability not all of this incr... More...

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Coal preparation - automation and control

IEAPER/22 - ISBN: 92-9029-264-4

Coal preparation and coal cleaning are playing an increasingly important role in the coal-to-electricity chain. Preparation and cleaning have traditionally been necessary for most coking coals, and for those sized fractions u... More...

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Coalbed methane extraction

IEACR/76 - ISBN: 92-9029-248-2

Underground coal mining has been plagued for its entire history by the hazards of gas explosions. Explosions of what the miners called `firedamp' have been the cause of most of the worst disasters in coal mining history. Fire... More...

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Gas control in underground coal mining

IEACR/91 - ISBN: 92-9029-280-6

Various hazardous gases are emitted in working underground coal mines of which methane and carbon dioxide rich mixtures are the most common. The risks associated with these gases can be minimised by diluting them to safe conc... More...

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Adding value to coal cleaning wastes

CCC/04 - ISBN: 92-9029-306-3

Coal cleaning and preparation are essential to provide consistently high grades of coal from many mining operations and, worldwide, about half the output of higher rank coals is washed. It is estimated that over 600 Mt/y of s... More...

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