Technology of Spraying for Dust Suppression in Fully Mechianized Face and Its Applicatio

The paper analyzed dust source and dust generating characteristics in fully mechanized face and emphatically introduced methods of spraying for dust suppression applied in processes of shearer mining, support moving, coal caving, crusher working, coal transshipping and dust-catched water curtain. The practical application in Changcun Coal Mine verified effectiveness of the technology of spraying for dust suppression.