:: Clean Processing

In the October 2007 issue of International Mining (pps. 26-40), Damian Connelly shares his thoughts on recent clean processing advances and trends, including how he sees new technology will be needed to produce metals at acceptable costs from decreasing head grades and at the same time meet energy, environmental and occupational health and safety concerns in the 21st century.

The article reviews many technologies, such as comminution, flotation, DMS, ore sorting, underground processing and biohydrometallurgy.