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 Packaged coils in storage Worker in the facility laboratory Casting steel bloom The panelling line folds steel sheet into different shapes Hot-dip galvanised steel coils in storage Hot-rolling at Novolipetsk (NLMK Group) Coated steel coil coming off the production line Vijayanagar facility airport