Privately held Sedibelo Platinum Mines is deploying innovative, low cost refining technology to a large new project it will bring into production in three years and it is likely to list on the JSE in 2021.

Sedibelo will build a Kell plant, the technology of which is patented by its inventor Keith Liddell, using 82% less electricity than the conventional two-phase smelting and refining process. It has a higher extraction rate than the conventional process...