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open-hearth furnace

British  

noun

  1. (esp formerly) a steel-making reverbatory furnace in which pig iron and scrap are contained in a shallow hearth and heated by producer gas

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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Don Nelson remembered a West Coast shipbuilder, Henry Kaiser, who had popped up nine months earlier with a project for building an open-hearth furnace on the Coast, had been gently waved aside.

From Time Magazine Archive

In Pittsburgh last week, Jones & Laughlin's President Ben Moreell tapped the first steel from a new open-hearth furnace, the first major U.S. steel plant completed since the Korean war began.

From Time Magazine Archive

As president, he turned his energy to improving efficiency, pushed Inland from eighth to seventh in the industry without adding a single open-hearth furnace.

From Time Magazine Archive

His father, an immigrant from Castile, Spain, spent long days, weeks and years shoveling coal into an open-hearth furnace run by Bethlehem Steel.

From Time Magazine Archive

At the distant end of the plaza, over the heads of the crowd, I could see the piles and tracks of an overhead crane, towering above what looked like an open-hearth furnace.

From Lone Star Planet by Piper, H. Beam

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