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  1. Oxford Dictionary

    Bessemer process

    • IPA[ˈbɛsɪmə]

    英式

    • n.
      a steel-making process, now largely superseded, in which carbon, silicon, and other impurities are removed from molten pig iron by oxidation in a blast of air in a special tilting retort (a Bessemer converter).

    • noun: Bessemer process, plural noun: Bessemer converters