File:Heroult refining furnace Longitudinal view Stoughton.PNG

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Description
Français : Vue longitudinale du four à arc électrique de Paul Héroult.
English: Longitudinal view of the electric arc furnace invented by Paul Héroult.
Date
Source The metallurgy of iron and steel p.444
Author Dean Bradley Stoughton (1873-1959)

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current14:46, 3 August 2012Thumbnail for version as of 14:46, 3 August 2012610 × 666 (68 KB)Borvan53 (talk | contribs)

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