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Pyrometallurgical process for treating a feed material.
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Method and apparatus for treating ion exchange resin
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Magnesium production
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Treating cyanide-containing effluents
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Treating cyanide-containing effluents
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Leaching refractory gold ores
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Leaching refractory gold ores
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Treatment of chromium-containing materials
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Organic diammonium and related compounds as solvent extractants
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Smelting process
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Improvements in pressure leaching
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