ID: 31590 Workers walk in front of coke ovens. These ovens remove the impurities in coal to make pure carbon for use in the blast furnace Free download Keywords cokeproductionAltai KoksNLMK Group Categories Production Process, Country, Producer, Facility, Ironmaking, Russia, Novolipetsk Steel (NLMK Group), Altai-Koks (NLMK Group) Related items Removing impurities from coal to make coke – pure carbon – for use in the blast furnace Exterior view of entrance to rail and beam plant The water treatment centre at HBIS Tangsteel Close-up of wire rods Interior view of cold rolling mill Inside the control room Finished coils ready for inspection Transporting steel slab by rail