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The continuous decreasing of copperCopper-gradeGrade ores has added several degrees of complexity in the sustainable processingProcessing of copperCopper complex concentratesConcentrate. Increase in gangue, sulfurSulfur, ironIron, and minor elementsMinor element have a limit when it comes to traditional processingProcessing of copper concentratesCopper concentrate. For the operationsOperation located in the northern district of CODELCO ChileChile, arsenicArsenic levels have to be managed by a combination of unitary operationsOperation to sustainable manage the required copperCopper quality of the cathodeCathode and responsibly take care of the arsenic stabilizationArsenic stabilization and safe discharge of these streams. This chapter describes the integrated efforts of a roastingRoasting, smeltingSmelting, converting, and dust processingProcessing approach to manage complexity.

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Integrated Solutions for Processing Complex Concentrates: Codelco’s Approach to Manage Arsenic-Containing Materials with Roasting, Smelting, and Dust Processing

  • 会议论文

  • 发表日期：

    2025年

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  • Gerardo R. F. Alvear Flores,
  • Felipe Lagno Sánchez

摘要

The continuous decreasing of copperCopper-gradeGrade ores has added several degrees of complexity in the sustainable processingProcessing of copperCopper complex concentratesConcentrate. Increase in gangue, sulfurSulfur, ironIron, and minor elementsMinor element have a limit when it comes to traditional processingProcessing of copper concentratesCopper concentrate. For the operationsOperation located in the northern district of CODELCO ChileChile, arsenicArsenic levels have to be managed by a combination of unitary operationsOperation to sustainable manage the required copperCopper quality of the cathodeCathode and responsibly take care of the arsenic stabilizationArsenic stabilization and safe discharge of these streams. This chapter describes the integrated efforts of a roastingRoasting, smeltingSmelting, converting, and dust processingProcessing approach to manage complexity.