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Stemming in metal mines.

Stemming in Metal Mines. Progress Report 2

Stemming in metal mines.

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

Stemming in Metal Mines. Progress Report 3: Relative Advantages and Disadvantages of Different Types of Stemming and No Stemming When Used with 60 Percent Ammonia Gelatin Dynamite at the Mount Weather Testing Adit

Stemming in metal mines :progress report 6 : relative advantages and disadvantages of different types of stemming and no stemming when used with 40 percent ammonia gelatin dynamite at the Mount Weather testing adit

Use of Wetting Agents in Reducing Dust Produced by Wet Drilling in Basalt

Explosives-handling practices at the mines of the Anaconda Copper Mining Co. at Butte, Mont.

Transportation of iron ore, underground mines, Lake Superior district

Transportation of iron ore, open-cut mines, Lake Superior district

Published Year

• 1940-1949 (10) *

Subject

• Blasting (3)
• Blasting. (3)
• Mine safety (3)
• Mine safety. (3)
• Copper mines and mining--Montana (1)
• Drilling and boring. (1)
• Dust control -- United States. (1)
• Explosives (1)
• Iron mines and mining--Lake States--Equipment and supplies (1)
• Iron mines and mining--Michigan (1)
• Iron mines and mining--Minnesota (1)
• Iron mines and mining--Wisconsin (1)
• Mine haulage (1)
• Mine haulage--Equipment and supplies (1)
• Mine safety--Montana (1)
• Strip mining--Lake States--Equipment and supplies (1)

Author

• Johnson, John A. (10) *
• Agnew, Wing G. (5)
• Cash, Frank E. (2)
• Mosier, McHenry. (2)
• Courtney, Edward F. (1)

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