稀土硅铁合金是由硅铁、稀土、钙、生铁或废钢等按一定比例配料经高温熔融而成的合金。稀土硅铁合金的生产是在矿热炉中进行，耗电量大，也可以使用中频炉生产。
本文就包头30 %稀土精矿直接入电弧炉冶炼稀土硅铁合金新工艺的实践，试图从技术上加以分析探讨，以解释这一业已完成的新工艺路线的合理性。
This paper is focused on technical analysis of the new process using 30% Baotou RE concentrate to produce RE ferrosilicon and tries to confirm the rationality of the finished new process.
本文研究了稀土金属及其合金、硅铁合金在工业铁水中的扩散过程。
The diffusive process of rare earth metals and alloys as well as of ferrosilicon alloys in commercial molten iron is investigated.
论述利用江西省离子吸附稀土矿研制镧镁硅铁合金-镧镁球化剂的概况。
The paper described the development of a La-Mg-Si-Fe nodulizer alloy from the ion-absorbed rare earth ore of Jiangxi province.
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