Definitions
There is 1 meaning of the phrase
Open-Hearth Furnace.
Open-Hearth Furnace - as a noun
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
Example Sentences
"The open-hearth furnace is used to melt and refine steel."
"Many steel manufacturing plants use an open-hearth furnace."
"The open-hearth furnace was invented in the late 19th century."
"The temperature inside the open-hearth furnace can reach over 3000 degrees Fahrenheit."
"The open-hearth furnace has a large capacity for steel production."
