Mobile Navigation

Processing & Handling

View Comments

A new roasting process slated for commercialization

| By Gerald Ondrey

Outotec Oyj (Espoo, Finland; www.outotec.com) has introduced a new partial roasting process to purify copper and gold concentrates that are contaminated with arsenic, antimony and carbon. The process is a pretreatment stage for Cu- and Au-extraction plants,…