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anaconda

anaconda copper

anaconda smelter

blister

carbon

charge

company

copper

evolution

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Anaconda smelter, Montana. Anaconda Copper Mining Company. Poling in the refining furnace. Wooden poles are plunged into the molten copper; there is a great evolution of gases when this is done and the excess oxygen combines with the carbon of the wood and passes off as carbon monoxide. This refining of blister copper is based upon the fact that oxygen has a stronger affinity for the impurities in the charge than it has for copper

Anaconda smelter, Montana. Anaconda Copper Mining Company. Poling in t...

Public domain photograph - Montana Folklife collection, ethnography, United States, free to use, no copyright restrictions image - Picryl description

Anaconda smelter, Montana. Anaconda Copper Mining Company. Poling in the refining furnace. Wooden poles are plunged into the molten copper; there is a great evolution of gases when this is done and the excess oxygen combines with the carbon of the wood and passes off as carbon monixide. This refining of blister has a stronger affinity for the impurities in the charge than it has for copper

Anaconda smelter, Montana. Anaconda Copper Mining Company. Poling in t...

Public domain photograph - Montana Folklife collection, ethnography, United States, free to use, no copyright restrictions image - Picryl description

Anaconda smelter, Montana. Anaconda Copper Mining Company. Poling in the refining furnace. Wooden pole are plunged into the molten copper; there is a great evolution of gases when this is done and the excess oxygen combines with the carbon of the the wood and passes off as carbon monoxide. This refining of blister copper is based upon the fact that oxygen has a stronger affinity for the impurities in the charge that it has for copper

Anaconda smelter, Montana. Anaconda Copper Mining Company. Poling in t...

Public domain photograph - Montana Folklife collection, ethnography, United States, free to use, no copyright restrictions image - Picryl description

Affinity Megeath to Thomas Jefferson, December 4, 1802

Affinity Megeath to Thomas Jefferson, December 4, 1802

Public domain scan of Thomas Jefferson correspondence, American history, free to use, no copyright restrictions image - Picryl description.

Affinity Megeath to Thomas Jefferson, December 4, 1802

Affinity Megeath to Thomas Jefferson, December 4, 1802

Public domain scan of Thomas Jefferson correspondence, American history, free to use, no copyright restrictions image - Picryl description.