
World-first nickel treatment process gets seal of approval
AUSTRALIAN producer Direct Nickel (DNi) has successfully completed a test program on its signature nickel laterite treatment process, calling the milestone a “major step” in its strategy to become a leading global nickel producer. Completion of the program has positioned the company for its first commercial plant, with a feasibility study underway on a nickel processing plant in Indonesia in partnership with the island nation’s largest nickel miner, PT ANTAM. Through 2013 DNi built and operated a 1t per day test plant at CSIRO’s Australian Minerals Research Centre in Perth, using a unique process to turn nickel laterite ores into final saleable products. The process uses nitric acid as a leaching agent and a patented recovery and recycling process to...