furnace draft

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• Furnace — 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… …   Wikipedia

• furnace — furnacelike, adj. /ferr nis/, n., v., furnaced, furnacing. n. 1. a structure or apparatus in which heat may be generated, as for heating houses, smelting ores, or producing steam. 2. a place characterized by intense heat: The volcano was a… …   Universalium

• Jetstream furnace — Jetstream furnaces (later Tempest wood burning boilers), were an advanced design of wood fired water heaters conceived by Dr. Richard Hill of the University of Maine in Orono, Maine, USA. The design heated a house to prove the theory, then with… …   Wikipedia

• Cornwall Iron Furnace — U.S. National Register of Historic Places U.S. National Historic Landmark …   Wikipedia

• Nittany Furnace — Location of the two hot blast coke furnaces, Bellefonte and Nittany, in Centre County, Pennsylvania. Nittany Furnace, known earlier as Valentine Furnace, was a hot blast iron furnace located in Spring Township, Centre County, Pennsylvania, United …   Wikipedia

• Cupola furnace — A cupola furnace in operation at Wayne State University, in Detroit, Michigan A Cupola or Cupola furnace is a melting device used in foundries that can be used to melt cast iron, ni resist iron and some bronzes. The cupola can be made almost any… …   Wikipedia

• wind furnace — noun : a natural draft furnace * * * wind furnace noun Any form of furnace using the natural draught of a chimney without aid of a bellows • • • Main Entry: ↑wind …   Useful english dictionary

• back|draft — «BAK DRAFT, DRAHFT», noun. a draft of air or current of gas going in a direction contrary to normal, as in a furnace …   Useful english dictionary

• o|ver|draft — «OH vuhr DRAFT, DRAHFT», noun. 1. a) the act or fact of overdrawing an account, especially a bank account: »Mr. Orrin also told the witness that he (the witness) was improvident and had an overdraft (London Times). b) the amount of the excess. 2 …   Useful english dictionary

• Air furnace — Air Air ([^a]r), n. [OE. air, eir, F. air, L. a[ e]r, fr. Gr. ah r, air, mist, for a[digamma]hr, fr. root a[digamma] to blow, breathe, probably akin to E. wind. In sense 10 the French has taking a meaning fr. It. aria atmosphere, air, fr. the… …   The Collaborative International Dictionary of English

• air furnace — noun : a furnace that depends on a natural draft (as a reverberatory furnace) and not on blast …   Useful english dictionary