This paper introduces the practical operation of slime water treatment process and coal preparation technology of Pingdingshan Coal Group since 2000, makes a reasonable analysis of the application effect, while provides a wealth of example reference and experience for the technical transformation and design of coal preparation plant.%本文介绍了自从2000年以后的平煤集团研究煤泥水处理工艺和选煤工艺的实践操作，对其所产生的应用效果做出合理的分析，同时在选煤厂的技术改造和设计上提供了丰富的实例参考与经验。
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