Sulfur stream identification and selective removal of heavy metals from ironmaking blast furnace dust: Improved leaching of metal sulfides using oxidants and microwave treatment

The main waste products of ironmaking at Tata Steel IJmuiden are CO2¬(g) and a solid waste stream consisting of mainly carbon and iron-bearing compounds. This solid waste is generally called Zn rich filter cake which contains too much Zn to be reintroduced into the iron making process. Besides Zn, Pb and Cd are also present. These filter cakes...