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3. Reverberatory furnace - Wikipedia

   en.wikipedia.org/wiki/Reverberatory_furnace

   Reverberatory furnaces (in this context, usually called air furnaces) were formerly also used for melting brass, bronze, and pig iron for foundry work. They were also, for the first 75 years of the 20th century, the dominant smelting furnace used in copper production, treating either roasted calcine or raw copper sulfide concentrate. [1]

4. Glass melting furnace - Wikipedia

   en.wikipedia.org/wiki/Glass_melting_furnace

   Glass Furnace by Siemens hist. 1878 Siemens Regenerator Furnace hist. 1885 in 4 Views. A glass melting furnace is designed to melt raw materials into glass. [1] Depending on the intended use, there are various designs of glass melting furnaces available. [2] [3] [4] They use different power sources. These sources are mainly fossil fueled or by ...

5. Wedgewood stove - Wikipedia

   en.wikipedia.org/wiki/Wedgewood_stove

   The Wedgewood stove was manufactured in Newark, California, originally by the James Graham Manufacturing Company and later as a division of Rheem.Gas ranges and stand-alone ovens marketed under the Wedgewood brand were particularly popular in the Western United States in the early and middle of the 20th Century.

6. Metallurgical furnace - Wikipedia

   en.wikipedia.org/wiki/Metallurgical_furnace

   A metallurgical furnace, often simply referred to as a furnace when the context is known, is an industrial furnace used to heat, melt, or otherwise process metals. Furnaces have been a central piece of equipment throughout the history of metallurgy ; processing metals with heat is even its own engineering specialty known as pyrometallurgy .

7. Regenerative heat exchanger - Wikipedia

   en.wikipedia.org/wiki/Regenerative_heat_exchanger

   For example, a blast furnace may have several "stoves" or "checkers" full of refractory fire brick. The hot gas from the furnace is ducted through the brickwork for some interval, say one hour, until the brick reaches a high temperature. Valves then operate and switch the cold intake air through the brick, recovering the heat for use in the ...