top furnace gas
1Blast 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 93 BTU/cubic foot, because it consists of about 60 percent nitrogen, 18 20% carbon… …
2Furnace — For other uses, see Furnace (disambiguation). Industrial Furnace from 1907 A furnace is a device used for heating. The name derives from Latin fornax, oven. In American English and Canadian English, the term furnace on its own is generally used… …
3Furnace room — A furnace room is a room for locating the furnace and auxiliary equipment. Such a room minimizes the visual impact of the furnace, pipes and other gear. A modern compact furnace can readily fit into a small closet. However care must be exercised… …
4blast furnace — a large vertical furnace for smelting iron from ore, using coke as fuel: designed so as to direct a continuous blast of air through the fuel in order to obtain a high rate of combustion. [1700 10] * * * Vertical shaft furnace that produces liquid …
5Blast furnace — A blast furnace is a type of metallurgical furnace used for smelting to produce metals, generally iron. In a blast furnace, fuel and ore are continuously supplied through the top of the furnace, while air (sometimes with oxygen enrichment) is… …
6Electric arc furnace — An electric arc furnace (EAF) is a furnace that heats charged material by means of an electric arc. Arc furnaces range in size from small units of approximately one ton capacity (used in foundries for producing cast iron products) up to about 400 …
7Cornwall Iron Furnace — U.S. National Register of Historic Places U.S. National Historic Landmark …
8East Broad Top Railroad — Infobox rail logo filename= railroad name=East Broad Top Railroad logo size= old gauge= marks= locale=Pennsylvania start year=1873 end year=present gauge=3 ft (914 mm) hq city=Rockhill Furnace, PennsylvaniaInfobox nrhp | name =East Broad Top… …
9Flue gas stack — ] A flue gas stack is a type of chimney, a vertical pipe, channel or similar structure through which combustion product gases called flue gases are exhausted to the outside air. Flue gases are produced when coal, oil, natural gas, wood or any… …
10Open-front furnace — Open O pen, a. [AS. open; akin to D. open, OS. opan, G. offan, Icel. opinn, Sw. [ o]ppen, Dan. aaben, and perh. to E. up. Cf. {Up}, and {Ope}.] 1. Free of access; not shut up; not closed; affording unobstructed ingress or egress; not impeding or… …
