"The fact that 30% to 50% of the phosphate mined in this district is lost as tailing due to an inadequate method of concentration has caused no small concern and many attempts have been to develop a method, of economic value, for saving the phosphate lost"--Existing Conditions of Milling, Page 1.
Materials Science and Engineering
Professional Degree in Metallurgical Engineering
Missouri School of Mines and Metallurgy
ii, 13 pages, 1 plate
© 1916 Norman L. Ohnsorg, All rights reserved.
Thesis - Open Access
Phosphate mines and mining -- Florida
Phosphate rock -- Florida
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Electronic OCLC #
Link to Catalog Recordhttp://merlin.lib.umsystem.edu/record=b2609621~S5
Ohnsorg, Norman L., "Mill test and conclusion leading to the design of an addition to Florida pebble phosphate concentrator" (1916). Professional Degree Theses. 266.