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metals
Scientific American 1902-03-15
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Created on
Monday 15 March 2010
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981
Tags
contaminants
,
metals
,
ore
,
purification
,
refinery
,
removal
Albums
General Magazines
/
Science and Technology Magazines
/
Scientific American
the electrolytic refining of copper. Trainload of copper bars. Traveling crane placing set of cathode plates in a tank. Tank house. Boiler room. The furnace house -- casting and cooling refined copper bars.
Source: Steve Kirch, collector, and creator of a great
website about SCIENTIFIC AMERICAN
in the past
Restoration by: magscanner
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