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  1. The Edison Ore-Milling Company was a venture by Thomas Edison that began in 1881. Edison introduced some significant technological developments to the iron ore milling industry but the company ultimately proved to be unprofitable.

  2. Mar 2, 2015 · Edison had long been interested in the challenges of separating metal from earth and rock; in 1879 he organized the Edison Ore Milling Company to commercialize patents for separating the platinum needed for his electric light filament, as well as gold, from platinum ore tailings.

  3. Apr 12, 2017 · Edison first became interested in iron mining around 1880, and he received several patents that year for a device that used a powerful electromagnet to pull bits of iron out of a mixture of iron ore and sand. The Edison Ore Milling Company used this device for a few years, but it then went out of business because it could not attract ...

  4. During the 1890s, Thomas Edison launched a New Jersey mining operation to address an iron ore shortage. He designed rock-crushing technology and an electromagnetic ore separator to extract low-grade ore from crushed boulders.

  5. Another Edison interest was an ore-milling process that would extract various metals from ore. In 1881, he formed the Edison Ore-Milling Co., but the venture proved fruitless as there was no market for it.

  6. edison.rutgers.edu › mining › edison-ore-milling-syndicate-ltdEdison Ore-Milling Syndicate, Ltd.

    The Edison Ore Milling Syndicate, Ltd., was organized in London on February 24, 1898, to exploit Edison's ore milling patents in all countries except the United States and Canada. The company used Edison's patents and ore milling designs when developing iron deposits in the Dunderland River valley, near Mo, Norway.

  7. May 30, 2020 · The Ogdensburg Iron Ore Venture. Edison was no stranger to prospecting and mining. In the 1890’s he had launched a New Jersey-based iron ore milling and processing plant using ore from a low-grade magnetite deposit near Ogdensburg, NJ, in an ill-advised attempt to corner the US iron-ore market.