Improved emission factors for fugitive dust from western ...- review of surface coal mining emission factors ,Get this from a library! Improved emission factors for fugitive dust from western surface coal mining sources. [Kenneth Axetell; Chatten Cowherd; Industrial Environmental Research Laboratory (Cincinnati, Ohio)]Development of Emission Factors for Quantification of ...Development of Emission Factors for Quantification of Blasting Dust at Surface Coal Mines ... For mine type C, TSP emission factor for coal and overburden is 25.1 lb/blast ... Development of ...