良庄矿洁净煤公司选煤工艺实施全重介选煤工艺改造。整个工程于 2 0 0 1年 9月 15日安装完毕 ;随后进行了带水运转试验、带介运转试验、带煤生产试验 ;11月份实现了正常选煤生产。在生产中 ,针对暴露的问题制定了相应的控制措施 ,使得重介选煤工艺日趋完善。1　重介选煤工艺改 Coal Dressing Process Improvement in Quanzhuang Mine Clean Coal Company. The whole project was completed on September 15, 2001; then water running test, belt running test and coal production test were carried out; and the normal coal preparation production was realized in November. In production, the corresponding control measures have been formulated in light of the problems of exposure, making the process of HM coal preparation increasingly perfect. A heavy medium coal preparation process change