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In an open-hearth furnace, pig iron is melted to produce steel.
A. fuel and air enter
B. molten pig iron
C. exhaust gases exit


1. Relating to or being a reverberatory furnace used in the production of high-quality steel.
2. Of or relating to the use of an open fireplace, especially for cooking.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


noting, pertaining to, or produced by the open-hearth process.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend: - of or relating to or produced by the open-hearth process; "open-hearth steel"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
The interiors feature an Old English manor theme with open-hearth fireplaces and hardwood floors, while nearby, guests can go fishing, water and jet skiing, para-sail and more.
"Wales has long been a global leader in steel innovation, with many of the industry's giant leaps forward taking place here: the Bessemer process, pioneered in Dowlais and Ebbw Vale; the Siemens open-hearth process, first demonstrated in Swansea; the Gilchrist-Thomas Basic process, based on work in Blaenavon; and the pioneering Abbey Works at Port Talbot, opened in 1951."
AS A PRACTICING POTTER MY RESEARCH INTERESTS OVER SEVERAL years has been in exploring open-hearth, clay cooking pot traditions.
Moss founded of the Eighteenth-Century Backcountry Lifeways Studies Program at the Schiele Museum in Gastonia, North Carolina, and teaches open-hearth cookery at the John C.
Open-hearth furnaces are superior to Bessemer furnaces in terms of the quality and consistency of the batch, and while slightly slower in cooking, they more than make up for this setback with their significantly larger tonnage capacities and checks on quality control.
The electric arc furnace facility will replace an obsolete open-hearth furnace steel production.
worked with open-hearth furnaces that turned out "semi-killed" steel, which has higher concentrations of phosphorus, oxygen and sulfur in the metal.
The steel plate was made using acid-lined open-hearth furnaces.
When Western steel mills were producing modern and lighter steel alloys, the Soviet Union's Lenin Steel Works at Magnitogorsk-seven miles long, and the largest steel plant in the world-was still producing sixteen million tons of steel every year, using the old open-hearth method, and subjecting all inhabitants of the town to its noxious gases and particulates.
Ashinsky closed down its open-hearth furnaces in 2010 and launched a single electric-arc furnace, boosting crude steel capacity to 1m tonnes.
Roberto DaSilveira, owner of Stonegates Hardscape Construction in Sutton, displayed an elegant stone-paved patio with an authentic built-in brick oven, a Wolf grill built into a granite bar top and an open-hearth fireplace.