| abstract |
A method and apparatus for producing a more concentrated iron product from an industrial waste materials stream (10) comprising iron and non-iron constituents such as EAF dust generally including the steps of compacting (60 A) the waste materials stream, roasting (14 B) the waste materials stream separating (600) the iron compounds contained in the waste materials stream by magnetic separation or flotation, and providing the iron compounds back to the EAF is described. |