The Arcon is a recently developed combination of a top -blownoxygenconverter and a DC arc furnace with a single electrode, which can alternate with the top oxygen lance.
电转炉是新近开发的将氧气顶吹转炉与直流电弧炉相结合的技术，其电极与顶吹氧枪可交替使用。
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Sub-lance carriage fall arrest mechanism relates to an oxygen supply equipment on a top-blownoxygenconverter.