Some practical desulfurization methods are presented, which must be useful for coalcleaning.
并提出几种脱硫方法，对煤矿生产出质量好的洁净煤，有一定的参考价值。
2
Jigging as one of the most widely used coalcleaning methods is now applied in around 60 percent of the coal preparation plants in China.
跳汰选煤是被广泛采用的选煤方法之一，我国约有60%的选煤厂采用跳汰选煤。
3
The compound dry process for coalcleaning of differs from conventional one in separation mechanism, efficiency, quantity of air required, and dust collection system.