Copper electrolyte purification and impurity removal are critical to ensuring the production of ultra‐high purity copper during the electrorefining process. The removal of deleterious elements such as ...

Outotec has developed a two-stage partial roasting process to remove impurities – such as arsenic, antimony and carbon – from copper and gold concentrates as a pre-treatment to actual extraction ...

When drinking water, glass and copper bottles are two popular choices. Copper water bottles contain antimicrobial properties, ...