The tube bloom made by this method has given out the same physical and chemical test results as that made by basic open-hearth furnace + vacuum degassing process + ESR process.
采用碱性平炉+ ESR(电渣重熔)法生产高强韧管坯，能完全满足管坯的各项技术要求，各项理化检测结果与采用碱性平炉+真空除气+ ESR法生产的同类管坯水平基本相当。
Experiments were carried out with a view to ascertaining the most suitabledeoxidation process for basic open-hearth smelting of rail-steel in Anshan works.
本文结合生产，对鞍钢大型碱性平炉冶炼重轨钢的脱氧问题进行了试验。
The process of coal tar steelmaking in special steel open hearth is described in this paper.
介绍了特钢平炉煤焦油炼钢工艺。
The process of coal tar steelmaking in special steel open hearth is described in this paper.
介绍了特钢平炉煤焦油炼钢工艺。
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