重介质选煤工艺，对产品中脱除的磁性介质进行回收、再生，是提高这一工艺经济实用性的有效方法。
The recovery of magnetic medium separated from product is an effective way to improve economic profit of dense medium coal separation technology.
本实用新型简化了稀介质回收净化工艺，提高了磁性物回收效率，降低了生产的费用。
By introducing such a utility model, thin media reclamation and decontamination process is simplified, recovery efficiency of magnetic objects is improved and production cost is reduced.
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