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介绍杏花洗煤厂原煤系统和回煤系统改造前后的工艺,分析回煤系统改造前存在的问题是设置篦子起不到分级的效果,改造后增设分级筛,简化了回煤工艺,提高了经济效益。
Describes the process before and after the transformation of raw coal system and back coal system in Xinghua Coal Preparation Plant and analyzes the problems existing in the reform before the coal system is to set the effect that the grate can not be graded and the grading sieve is added after the reconstruction so as to simplify the back coal process and improve the economy benefit.