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methods of coal mining in china

Surface coal mining methods used in China fr om 1949 to 1980 were mostly open pit method to excavate steeply buried pitching seams in which the shoveltrain system was prevalent the overburden was transporte d from the pits to extern al spoil dumping areas... As a leading global manufacturer of crushing equipment, milling equipment,dressing equipment,drying equipment and briquette equipment etc. we offer advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production and complete plant plan.

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