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th international mineral processing congress sao paulo br

th international mineral processing congress sao paulo br

1 Introduction Comminution represents a large portion of the capital and operating cost of a mineral processing plant Cohen 1983 estimated that comminution processes could account for 30 to 50 of the power consumption of the mill up to 70 for tough ores and typically represents 50 of the operating costs of a mine Therefore its optimization is directly related to the reduction of

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