Russia: ChMK increases iron-containing sludge processing

Under the environment program Chelyabinsk Iron and Steel Works increases iron-containing sludge processing 2-fold. This will decrease industrial wastes. Manufacturing by-products contain up to 40% of iron and can replace iron ore concentrate that the company has to buy. Previously ChMK used only the current volumes of iron-ore wastes. They were scrupulously collected with the…