Smelting
Reductive calcination, or smelting, is a process of heating ores to a high temperatures in the presence of a reducing agent such as carbon (coke), and a fluxing agent to remove the accompanyi...
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Smelting
Mined ores are processed to concentrate the minerals of interest. In the case of metal ores, these mineral concentrates usually need to be further processed to separate the metal from other e...
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A federal judge on Friday imposed limits on water flows caused by huge pumps sending water from the San Joaquin-Sacramento River delta to users around the state, saying the pumps were drawing in an...
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Stockholm (dpa) - A medical student in the Swedish town of Gavle
was credited Monday with aiding a homeless Iraqi refugee family that
suffered from asphyxiation after seekin...
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(EDS: EXPANDING)
Tokyo stocks ran out of steam Monday morning as buying on
advances in U.S. equities Friday was offset by selling to lock in
profits.
The 225-issue Nikkei Stock Average ga...
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(EDS: EXPANDING)
Tokyo stocks closed mostly flat Monday in directionless deals,
trapped between buying on rises in U.S. equities and selling to lock
in profits.
The 225-issue Nikkei Stock...
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BOR, Serbia, Nov 6 (Reuters) - Once a socialist success
story, Serbia's bankrupt copper mine is now hoping surging
copper prices can attract a new owner with cash to reverse the
fortunes of the sp...
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Environment: Feeling a bit smug about owning that hybrid? Better rein in that contempt for those who still drive primitive conventional cars. It seems that a Hummer is more ecologically friendly th...
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New York's attorney general told Exxon Mobil and two other oil companies Thursday that he intends to sue them for taking decades to clean up a giant underground pond of petroleum left by the refine...
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Singapore (dpa) - Metal thefts are on the rise in Singapore driven
by an increased demand for copper, aluminium and brass throughout
Asia, civil defence force data said on S...
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Smelting
Smelting
Calif. water limits imposed to save fish
