The fluorine content in cleaned coal will be nearly same as its original matrix by two grade defluorination treatment.
用二级脱氟处理方法可使高纯煤中氟含量达到实际应用所允许的要求,接近原煤中的氟含量。
The cleaned coal yield before and after ultrasonic treatment, the effect of flotation desulfurization and flotation speed were studied.
笔者对煤泥超声处理前后浮选的精煤产率、浮选脱硫效果、浮选速度等方面进行了试验研究。
Losing fine cleaned coal is recovered by the study of fine cleaned coal treatment technology in centrifugal liquid, which would improve the cleaned coal yield and enterprise economic benefit.
通过对离心液末精煤处理工艺的研究,回收离心液中损失的末精煤,以提高精煤产率和企业经济效益。