Researches on the Action of the Blast-furnace

absorption of heat acid analysis apparatus blast blast-furnace calculation calories Cals capacity carbonic oxide centimètres CHAPTER charcoal CO² coal coke column of fusion column of pressure conducting power consumption copper corresponding cubic mètre determined diameter direct reduction equal flask foundry iron furnace Gas per hour gramme hearth heat of combination heat produced high temperature hot blast hydrochloric acid hydrogen increased initial temperature latent heat latter limestone litres Mägdesprung materials metallic iron mètre of air millimètres nitrogen obtained oxide of iron Oxygen eliminated pass pieces of fuel pig-iron point of fusion preliminary heating products of combustion proportion pyrometer quantity of heat resistance shaft slags solid carbon Specific gravity specific heat spiegeleisen square mètre surface of contact thermo-electric tion transmission transmitted tube tuyere vapour velocity VIII volume walls whence whilst zone of fusion zone of gasification zone of reduction دو وو