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1 32 the isamill by xstrata technology is used for grinding in mineral processing including copper lead zinc nickel gold and platinum operations it was originally designed for ultra-fine grinding down to 7 microns but has

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are these grades good? the following are considered 'high grades' for the purposes of most north and south drilling programs g reater than 5 g/t gold and 15 g/t silver note this was the company's version of what a high grade

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shandong xinhai mining technology inc is a stockholding high and new technology enterprise to provide turnkey solution for mineral processing plant including design and research machine manufacturing equipment

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