The Bessemer process was the first inexpensive industrial process for the mass-production of steel from molten pig iron prior to the open hearth furnace. The key principle is removal of impurities from the iron by oxidation with air being blown through the molten iron. The oxidation also raises the temperature of the iron mass and keeps it molten.
Related decarburizing with air processes had been used outside of Europe for hundreds of years, but not on an industrial scale.[1] One such process has existed since the 11th century in East Asia, where the scholar Shen Kuo describes its use in the Chinese iron and steel industry.[2][3] In the 17th century, accounts by European travelers detailed its possible use by the Japanese.[4]
The modern process is named after its inventor, the Englishman Henry Bessemer, who took out a patent on the process in 1856.[5] The process was claimed to be independently discovered in 1851 by the American inventor William Kelly,[4][6] though there is little to back up this claim.[7][8][9][10]
The process using a basic refractory lining is known as the "basic Bessemer process" or "Gilchrist-Thomas process" after the discoverer Sidney Gilchrist Thomas
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they traded with my kind before they killed them all when i say my kind i mean north american Indians
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Confucianism is a humanist religion that developed in response to Buddhism and Taoism and was based on the teachings of the philosopher Confucius who lived from 551-479 BCE. Much of the teaching is based on virtues and ways of living your life.
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Scientific Achievement, Art, Architecture, Literature and Philosophy is your correct answer.
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He attacked on Christmas. Puritans in the New World did not celebrate Christmas, but the Hessians (German mercenaries used by the British) certainly did. So the Americans launched a surprise attack on the Germans who were...ahem...celebrating, to put it mildly