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Full-Text Articles in Engineering
Techniques Of Underground Sampling And Calculation Of Ore Reserves, James E. Cleveland
Techniques Of Underground Sampling And Calculation Of Ore Reserves, James E. Cleveland
Bachelors Theses and Reports, 1928 - 1970
In the mining industries, samples and the technique of sampling play an important role in the life and production of a mine. From the initial prospect to the final pound of ore produced, the production depends on the grade of ore coupled with a mining system that will realize a profit, the one thing a mine cannot survive without.
Prospect Drilling, George Allen Mealey
Prospect Drilling, George Allen Mealey
Bachelors Theses and Reports, 1928 - 1970
This report covers four types of prospect drilling: churn drilling, diamond drilling, percussion drilling and calyx drilling. No other types of prospect drilling are discussed except these four types because any other method are not extensively used.
Drilling And Drilling Trends In The United States For Mining, Sidney D. Cooper
Drilling And Drilling Trends In The United States For Mining, Sidney D. Cooper
Bachelors Theses and Reports, 1928 - 1970
This thesis, which is a requirement for a degree in Mining Engineering, emphasizes many current drills and drilling trends; however, without a complete discussion of the numerous factors that effect drills and drilling the reader would still be at a loss in selecting a drill to fit his particular need. With this purpose in mind, I have first attempted to discuss the many variables which must be considered and this is followed by the various types of drilling and drills.