Nesa offers screening processes based on Multiple heart furnace technology, which are indispensable in the extractive metallurgy of metals: this means oxidant screening (for example transforming molybdenum – Mo sulfur – into molybdenum oxide) and the selected reducer screening developed for treating more complex sulphurs (for example the reduction/elimination or arsenic and of antimony in a copper sulfate, bismuth or mercury.
Pyro-metallurgy of mineral concentrates
