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Stemming in Metal Mines. Progress Report 5: Comparison of Dust and Gases Produced from Blasting Charges of Dynamite in Drill Holes, in Bombs, and in Mud-Cap Shots
Report issued by the U.S. Bureau of Mines on the experiments conducted on stemming in metal-mines. As stated in the introduction, "its purpose is to compare the amount of dust and gases produced as a result of blasting charges of dynamite (1) in drill holes, (2) in bombs, and (3) in mud-cap or adobe shots" (p. 1). Dust and gas concentrations gathered from the experiments are listed. This report includes tables.
Date:
December 1942
Creator:
Johnson, John A. & Agnew, Wing G.
System:
The UNT Digital Library