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Though this process is no longer commercially used, at the time of its invention it was of enormous industrial importance because it lowered the cost of production steel, leading to steel being widely substituted for cast iron and wrought iron. Bessemer's attention was drawn to the problem of steel manufacture in the course of an attempt to ...
The Bessemer process was the first inexpensive industrial process for the mass production of steel from molten pig iron before the development of the open hearth furnace. The key principle is removal of impurities from the iron by oxidation with air being blown through the molten iron.
William Kelly, Inventor. William Kelly (August 21, 1811 – February 11, 1888), born in Pittsburgh, Pennsylvania, was an American inventor.He is credited with being one of the inventors of modern steel production, through the process of injecting air into molten iron, which he experimented with in the early 1850s.
Steelmaking is the process of producing steel from iron ore and/or scrap. Steel has been made for millennia, and was commercialized on a massive scale in the 1850s and 1860s, using the Bessemer and Siemens-Martin processes. Two major commercial processes are used.
In 1856, Englishman Henry Bessemer invented the Bessemer process, which allowed for mass production of steel from molten pig iron, reducing the cost of making steel by more than 50%. The first American steel mill to use the process was constructed in 1865 in Troy, New York.
In the late 1850s Henry Bessemer invented a new steelmaking process which involved blowing air through molten pig-iron to burn off carbon, and so producing mild steel. This and other 19th-century and later steel-making processes have displaced wrought iron .
Jim Parsons is known mostly for his incredible portrayal of the socially awkward theoretical physicist, Sheldon Cooper, on the CBS smash hit "The Big Bang Theory". His "Sheldonisms" circulate on ...
Steel is an alloy composed of between 0.2 and 2.0 percent carbon, with the balance being iron. From prehistory through the creation of the blast furnace, iron was produced from iron ore as wrought iron, 99.82–100 percent Fe, and the process of making steel involved adding carbon to iron, usually in a serendipitous manner, in the forge, or via the cementation process.