Industry & Technology -line art Iron and steel making Puddling furnace. A predecessor to the blast furnace., forge, hot, heat, melt, metal, ore

Industry & Technology -line art Iron and steel making Furnace Machine for blowing air into furnaces to raise the temperature, forge, hot, heat, melt, metal, ore

Industry & Technology -line art Iron and steel making Furnace Machine for blowing air into furnaces to raise the temperature, forge, hot, heat, melt, metal, ore

Industry & Technology -line art (w4) Iron and steel making A furnace for smelting iron ore.

Industry & Technology -line art (w4) Iron and steel making A late 18th century foundry Illustration

Industry & Technology -line art Iron and steel making Arrangement of Tuyeres pipe in a 19th century blast furnace. The nozzles direct hot air into the furnace to increase the temperature.

Industry & Technology -line art (cc4) Iron and steel making Iron making Illustrations from an early 19th century foundry (c. 1831) - channels to move molten iron ore into ingot molds. metal industrial process, foundry

Industry & Technology -line art Iron and steel making Apparatus for collecting waste gases from blast furnace that are then recycled to heat the air fed back into the furnace.

Industry & Technology -line art (cc4) Iron and steel making An early 19th century blast furnace - a furnace used to smelt iron ore in very high temperatures by using very hot compressed air.

Industry & Technology -line art (w4) Iron and steel making An early 19th century blast furnace - a furnace used to smelt iron ore in very high temperatures by using very hot compressed air.

Industry & Technology -line art (w4) Iron and steel making An early 19th century blast furnace - a furnace used to smelt iron ore in very high temperatures by using very hot compressed air.

Industry & Technology -line art (cc4) Iron and steel making An early 19th century blast furnace - a furnace used to smelt iron ore in very high temperatures by using very hot compressed air.

Industry & Technology -line art Iron and steel making General view of molding.