- A
blast furnace is a type of
metallurgical furnace used for
smelting to
produce industrial metals,
generally pig iron, but also
others such as lead or...
-
being heating iron ore in a
furnace at a high
temperature of 800 to 1,200 °C (1,470 to 2,190 °F) in the
presence of the
reducing gas syngas, a
mixture of...
- An
electric arc
furnace (EAF) is a
furnace that
heats material by
means of an
electric arc.
Industrial arc
furnaces range in size from
small units of...
- A
metallurgical furnace,
often simply referred to as a
furnace when the
context is known, is an
industrial furnace used to heat, melt, or
otherwise process...
- and the
reducing agents reinjected into the
blast furnace.[citation needed] A 2012
study suggested that this
process can
reduce blast furnace CO 2 emissions...
- An open-hearth
furnace or open
hearth furnace is any of
several kinds of
industrial furnace in
which excess carbon and
other impurities are
burnt out of...
- and a
chemical reducing agent to
decompose the ore,
driving off
other elements as
gases or slag and
leaving the
metal behind. The
reducing agent is commonly...
- A
reverberatory furnace is a
metallurgical or
process furnace that
isolates the
material being processed from
contact with the fuel, but not from contact...
- A
furnace (American English),
referred to as a
heater or
boiler in
British English, is an
appliance used to
generate heat for all or part of a building...
-
obtaining iron from iron ore, by
reducing iron
oxides without melting the metal. The
resulting product is pre-
reduced iron ore. Historically,
direct reduction...
