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  2. List of preserved historic blast furnaces - Wikipedia

    en.wikipedia.org/wiki/List_of_preserved_historic...

    The furnace remained in use until the 19th century and now forms part of the Ironbridge Gorge Museum Trust's Museum of Iron. IGMT: Madeley Wood or Bedlam: Two blast furnaces standing beside the road near river Severn, built in 1756 by Madeley Wood Company, and taken over by the Coalbrookdale Company in 1776. Further furnaces were built in the ...

  3. Industrial furnace - Wikipedia

    en.wikipedia.org/wiki/Industrial_furnace

    The floor of the furnace is mostly made of a different material from that of the wall, typically hard castable refractory to allow technicians to walk on its floor during maintenance. A furnace can be lit by a small pilot flame or in some older models, by hand. Most pilot flames nowadays are lit by an ignition transformer (much like a car's ...

  4. Blast furnace - Wikipedia

    en.wikipedia.org/wiki/Blast_furnace

    Blast furnaces differ from bloomeries and reverberatory furnaces in that in a blast furnace, flue gas is in direct contact with the ore and iron, allowing carbon monoxide to diffuse into the ore and reduce the iron oxide. The blast furnace operates as a countercurrent exchange process whereas a bloomery does not.

  5. Jetstream furnace - Wikipedia

    en.wikipedia.org/wiki/Jetstream_furnace

    All this resulted in total efficiencies as high as 85% but more commonly 75-80% and allowed partly dry unsplit wood to be burned just as effectively and cleanly. The particulate production was 100 times less than airtight stoves of the 1970s and 1980s and was less than representative oil fired furnaces.

  6. Blast furnace gas - Wikipedia

    en.wikipedia.org/wiki/Blast_furnace_gas

    Blast furnace gas (BFG) [1] is a by-product of blast furnaces that is generated when the iron ore is reduced with coke to metallic iron. It has a very low heating value , about 3.5 MJ/m 3 (93 BTU /cu.ft), [ 2 ] because it consists of about 51 vol% nitrogen and 22 vol% carbon dioxide , which are not flammable.

  7. Furnace - Wikipedia

    en.wikipedia.org/wiki/Furnace

    Furnace (central heating): a furnace, or a heater or boiler, used to generate heat for buildings; Boiler, used to heat water; also called a furnace in American English when used for heating and hot water in a building; Jetstream furnace or Tempest boiler, a design of wood-fired water heater

  8. Round Oak Stove Company - Wikipedia

    en.wikipedia.org/wiki/Round_Oak_Stove_Company

    The company also added new products, like furnaces and cooking stoves, and introduced a popular mascot around 1900 – Chief Doe-Wah-Jack. Chief Doe-Wah-Jack, a fictional Native American Indian, appeared on most Round Oak Stove Company and Estate of P.D. Beckwith Inc. advertising and stoves until the company's demise in 1946. Chief Doe-Wah-Jack ...

  9. Vacuum furnace - Wikipedia

    en.wikipedia.org/wiki/Vacuum_furnace

    Operating a vacuum heat treating furnace, c. 1959–1962. A vacuum furnace is a type of furnace in which the product in the furnace is surrounded by a vacuum during processing. The absence of air or other gases prevents oxidation, heat loss from the product through convection, and removes a source of contamination.

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