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Materials Science and Engineering

Professional Degree Theses

Theses/Dissertations

Crushing machinery<br />Desloge Consolidated Lead Company<br />Lead ores -- Missouri -- St. Francois County<br />Lead ores<br />Ore-dressing plants -- Equipment and supplies

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The Coarse Crushing Plant Of The Desloge Consolidated Lead Company, Horace Reynolds Stahl, Robert Gibson O'Meara Jan 1929

The Coarse Crushing Plant Of The Desloge Consolidated Lead Company, Horace Reynolds Stahl, Robert Gibson O'Meara

Professional Degree Theses

"The Desloge consolidated Lead Company is located at Desloge, Missouri, in the disseminated lead district of St. Francois County. The crushing plant was built during 1925 to replace crushing installations at three mines. The plant was designed to deliver 2,000 tons of 7 to 9 mm. feed per day to the concentrating plant. Operating conditions have since improved so that the present tonnage is about 2,200 toms of 6.5 mm. feed per day, operating 16 hours. The essential mineral is galena, more or less finely disseminated in a dolomitic gangue. The ore is comparatively soft and easily crushed"--Introduction, page 1.