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coal mine flow distribution s

Jul 01 2003 The concept of green technique in coal mining was proposed Its connotation and technical system were explained The theory of the green technique in coal mining is the distribution behaviour of joints fractures and bed separations and the seepage flow behaviour of methane and water in the broken rock strata caused by the key strata break after mining...We serves many industries, including construction crushing: jaw crusher, sand making machine; Industrial milling: ultrafine grinding mill, Raymond mill; Ore beneficiation: ball mill, magnetic separator; Green building materials: rotary dryer, dust collector; Tails treatment: briquette machine.

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