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en.wikipedia.org/wiki/Blast_furnace

A blast furnace is a type of metallurgical furnace used for smelting to produce industrial metals ... He suggests that early blast furnace and cast iron production evolved from furnaces used to melt bronze. .... Coke's impurities were more of a problem before hot blast reduced the amount of coke required and before low ash and ...

chem.libretexts.org/Core/Inorganic_Chemistry/Descriptive_Chemistry/Elements_Organized_by_Block/3_d-Block_Elements/1b_Properties_of_Transition_Metals/Metallurgy/The_Extraction_of_Iron

Nov 29, 2015 ... Extracting iron from iron ore using a Blast Furnace. The Blast Furnace ... Environmental problems in mining and transporting the raw materials. Extracting iron ... Coke is produced by heating coal in the absence of air. Coke is ...

www.bbc.co.uk/schools/gcsebitesize/science/aqa/metalsanduses/extractingmetalsrev8.shtml

Iron from the blast furnace is an alloy of about 96 percent iron, with carbon and ... Other metals are often added, such as vanadium and chromium, to produce ...

blogs.platts.com/2015/10/20/blast-furnaces-problems-steel-industry

Oct 20, 2015 ... The largest modern blast furnaces can produce 9,000 tons or more of iron per day. And this virgin iron is the best starting stock for large-volume ...

www.docbrown.info/page04/Mextracta.htm

6. Economic & environmental Issues and recycling ... Iron is produced (extracted) in a blast furnace by reducing iron oxides with carbon and it is the carbon that ...

www.jstage.jst.go.jp/article/isijinternational1966/21/2/21_2_75/_pdf

Preface. Let's have a look at world steel production by pro- cesses ... pig iron and raw steel production. ... blast furnace has a greater advantage than other iron-.

www.britannica.com/technology/blast-furnace

Blast furnaces are used to produce pig iron from iron ore for subsequent processing into steel, and they are also employed in processing lead, copper, and other ...

www.britannica.com/technology/iron-processing

The product of the blast furnace became known as pig iron from the method of ... This created the potential problem that pig iron production would far exceed the ...

www.ilocis.org/documents/chpt73e.htm

The world's pig iron production was 578 million tonnes in 1995 (see figure 73.1). ... For iron making, the essential feature is the blast furnace, where iron ore is .... hand-arm vibration in chippers and grinders may cause ergonomic problems.