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Anaconda smelter, Montana. Anaconda Copper Mining Company. Concentrate, known as calcine, is moved red-hot from the roasting furnaces to the reverberatory smelting furnaces. In the reverberatory furnace the second major elimination of impurities is accomplished; in this furnace two products are prod
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Anaconda smelter, Montana. Anaconda Copper Mining Company. Concentrate, known as calcine, is moved red-hot from the roasting furnaces to the reverberatory smelting furnaces. In the reverberatory furnace the second major elimination of impurities is accomplished; in this furnace two products are prod

Lee, Russell · 1942-01-01 · photo, print, drawing

From the collection of Library of Congress. Free to download, adapt and use — no permission needed.

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anacondaunited statesdeer lodge countymontanasafety film negatives
Credit lineAnaconda smelter, Montana. Anaconda Copper Mining Company. Concentrate, known as calcine, is moved red-hot from the roasting furnaces to the reverberatory smelting furnaces. In the reverberatory furna. 1942-01-01. Lee, Russell. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.
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