Clipart tagged: ‘Forno’

"Ponsard Furnace or Forno-Convertisseur. This apparatus is essentially a combination of the Pernot furnace with the Bessemer converter, consisting of a hearth movable about an obliquely vertical axis. Instead of rotating round and round on this axis, the hearth D only moves through half a revolution." — The Encyclopedia Britannica, 1893

Forno-Convertisseur

"Ponsard Furnace or Forno-Convertisseur. This apparatus is essentially a combination of the Pernot furnace…

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