Main characteristics and some achievements in comprehensive utilization of ludwigite ore are described.
叙述了“硼铁矿综合利用”工艺流程的特点及部分研究成果。
Results show that it is rather difficult to extract boron from ludwigite if roasting direct the ludwigite and then leaching.
理论研究表明欲提取硼镁铁矿中的硼，直接焙烧硼镁铁矿，然后浸出是相当困难的。
The phase transformation and weight loss rate of ludwigite in oxidizing roasting were studied by DTA-TG, isothermal TG and XRD.
利用DTA - TG、恒温tg和XRD测试方法研究了硼铁矿氧化焙烧过程中的相变和失重率。
Experimental results showed that the structure, porosity and particle size of ludwigite ores have a significant effect on the reduction rate.
实验结果表明，矿石结构、孔隙度和颗粒的大小对还原率有明显的影响。
Main characteristics and part of earlier stage achievements in technological process of comprehensive utilization of ludwigite ore are reported.
报道了“硼铁矿综合利用”工艺流程的基本特点及前期部分研究成果。
Boroncontaining pig iron got from ludwigite ore in the eastern area of Liaoning province by blast furnace separation was proposed as raw material to directly smelt boron steel.
提出以我国辽东地区硼铁矿经高炉分离后的含硼生铁为原料直接冶炼硼钢。
Boroncontaining pig iron got from ludwigite ore in the eastern area of Liaoning province by blast furnace separation was proposed as raw material to directly smelt boron steel.
提出以我国辽东地区硼铁矿经高炉分离后的含硼生铁为原料直接冶炼硼钢。
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