分析了原有除尘技术的缺陷和煤尘的理化特性后,研究筛选出最佳发泡剂,试验成功一种新型泡沫抑尘技术及其装置,应用于综合机械化掘进工作面,取得了良好效果。 After analyzing the defects of the original dust removal technology and the physicochemical properties of the coal dust, the best foaming agent was screened out and a new type of foam dust suppression technology and its device were successfully tested, which was applied to mechanized driving face and achieved good results .