Category:LD converter

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Français : Convertisseur LD
Українська: Кисневий конвертер
Basic oxygen steelmaking 
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Instance of engineering process
Named after
Time of discovery or invention
  • 1949
  • 1949
Authority control
Blue pencil.svg

Media in category "LD converter"

The following 20 files are in this category, out of 20 total.