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open-hearth furnace |
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open-hearth furnace [′ōpən ¦härth ′fər·nəs] (metallurgy) A reverberatory smelting furnace with a shallow hearth and a low roof, in which the charge is heated both by direct flame and by radiation from the roof and walls of the furnace. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Basic Oxygen Furnace (BOF)--The updated replacement of the traditional open-hearth furnace, the BOF refines molten iron mixed with steel scrap in a process that can take place in under one hour. 1857 - Regenerative open-hearth furnace is developed. BASIC OXYGEN FURNACE (BOF)--The updated replacement of the traditional open-hearth furnace, the BOF refines molten iron mixed with steel scrap in a process that can take place in less than one hour. |
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