New Processes for Cleaning Up Copper Concentrates

Alan Taylor, a well-known metallurgical consultant and managing director of ALTA Metallurgical Services, recently commented in his new blog MetBytes about how the industry is looking at ways to handle the problem of impurities in copper concentrates. He wrote: “Some new players have joined the list of hydromet processes for copper sulphide concentrates. A key driving force is increasing industry concerns in the transporting and smelting of concentrates with high impurity levels, especially arsenic. This has led some to focus on removal of impurities rather than total hydromet processing.” The following is his summary of new developments in this area of hydrometallurgy.

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Outotec Answers a Customer’s Need for Speed

Yamana Gold is a Canada-based gold producer with mines and operations in Canada, Mexico, Brazil, Argentina and Chile. Yamana Gold’s Chapada open-pit gold-copper mine in Brazil is a relatively low-cost operation and contributes significantly to Yamana’s favorable cost structure.

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SKF to Manage Lube Services at Las Bambas

SKF has secured a contract with the operator of the Las Bambas mine in Peru to provide lubrication management services for all electric motors in the mine’s concentrator plant. Engineered specifically for Las Bambas, SKF said the lubrication solutions will contribute to increased equipment reliability and cost effectiveness.

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