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Mining technology and mining methods are roadway arrangement and in time and space on each other. Wall System Mining Method General features: a long two coalface with coal face forward, roof exposed area increases, SEAM intense three blasting or broken coal miner , coal , scraper conveyor coal machine , cross- filling method drop method or process gob 4 coalface at least have a roadway ends to for

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tracked wheeled mobile impact plant used for coal mine mining plant in Mongoliaas

According to expert estimates, Mongolia coal storage at 20-100 million tons. But the current Mongolia 17 coal mine’s total output However five million t. Coal production’s two thirds of the supply the domestic Thermal Power Plant be used. Mongolia 1990 coal production was 7.2 million t, to 1995 fell to 4.9 million t. Mongolia the domestic power plant universally operating loss of, no m

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