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open-hearth furnace
(redirected from Open hearth furnace)

   Also found in: Acronyms, Encyclopedia, Wikipedia 0.01 sec.
open-hearth furnace
n
(Engineering / Metallurgy) (esp formerly) a steel-making reverbatory furnace in which pig iron and scrap are contained in a shallow hearth and heated by producer gas
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.open-hearth furnace - a furnace for making steel in which the steel is placed on a shallow hearth and flames of burning gas and hot air play over it
furnace - an enclosed chamber in which heat is produced to heat buildings, destroy refuse, smelt or refine ores, etc.


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BRITISH STEEL ARCHIVE Bill Parry wrote: The workers feeding the furnaces remind me of the open hearth furnaces at Grangetown, which I helped demolish in the Sixties with a firm called Road Materials.
Where blast furnaces are used to reduce iron ore into pig iron, various kinds of steelmaking furnaces are made for a multitude of other purposes: Puddling furnace, reverberatory furnace, Bessemer converter, open hearth furnace, basic oxygen furnace, electric arc furnace, electric induction furnace.
from 1961 to 1986, says the auto bundles were a low grade of scrap, but that open hearth furnace operators would still consume the bundles if they could be diluted in a large melt.
 
 
 
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