iron ore rock crusher handheld germany

Edison's Companies - The Edison Papers

Edison Gesellschaft: This German company began operating in Berlin on April 1, 1904. ... Edison Crushing Roll Company: This company was established in 1908 to install, license, and collect royalties for the use of Edison's rock crushing rolls. Edison .... By 1914 it was known as the New Dunderland Iron Ore Company, Ltd.

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Ore Sorters and Analyzers: The Technology Develops - EMJ

Apr 16, 2014 ... Once the domain of the diamond industry, ore-sorting technology has ... coal, diamonds and iron ore, while inductive sensors can be used to identify sulphide ores. ... Probably the most significant use of sorters is to remove waste rock, ... Germany, Christian Schropp and some colleagues from the Mineral...

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Edison and Ore Refining - Engineering and Technology History Wiki

Sep 14, 2015 ... A tower containing magnetic ore separator at Edison's Ogdensburg, N.J ... Iron ore rock crushers used in Edison's iron ore refining business.

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