… Converters, ladles, ingot moulds and casting machines, of a kind used in metallurgy or in metal foundries. …
Explanatory notes
… 84.54 ‑ Converters, ladles, ingot moulds and casting machines, of a kind used in metallurgy or in metal … subjecting the materials, previously melted or brought to a high temperature in a furnace, to a strong current of oxygen; by this action most of the carbon and dissolved elements such …