The research result of separation experiment proves that the magnetic concentrating column can be used as cleaning equipment to replace fine screen to gain high grade magnetite concontratc and proves that it is a highly efficient concentration equipment.
叙述了新型实验室设备———磁选柱选别各种磁铁矿粗精矿的实验室研究 ,试验结果表明 :磁选柱可作为精选设备代替细筛获得高品位磁铁矿精矿 ,从而证明 ,磁选柱是一种高效精选粗磁精矿设备 。
Improvement of automatic water-spraying device for planar fine sieve;
平面细筛自动喷水装置的改进
According to screen analysis of overflow from classification and screen analysis of concentrate,two methods can be selected to increase fineness of concentrate:control of classification overflow or control of size of concentrate by means of high-frequency fine screen.
针对选矿厂长期存在的铁精矿粒度粗的问题, 从一段磨矿的局限性和磨前预选工艺的负面影响简单地分析原因, 通过对分级溢流和铁精矿进行筛析研究, 提出了应用高频细筛分别控制分级溢流或铁精矿粒度的两套改造方案。
The information about which Cyclone Fine Screen (CFS) 450 is applied for improvement of alumina quality by ALUMAR Corpo.
本文先从炼铁高炉推行“精料”方针谈起 ,论证了铝电解要求砂状氧化铝作原料、净化电解废气也需要砂状氧化铝以及氧化铝厂的工艺技术改革 ,并联系到巴西ALUMAR铝业公司采用 45 0旋流细筛提高氧化铝的品级的有关信