cast tuyere

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• Tuyere — A tuyere is a tube, nozzle or pipe through which air is blown into a furnace or hearth. [W. K. V. Gale, The iron and Steel industry: a dictionary of terms (David and Charles, Newton Abbot 1972), 216 7. ] Air (or oxygen) is injected into a hearth… …   Wikipedia

• metallurgy — metallurgic, metallurgical, adj. metallurgically, adv. metallurgist /met l err jist/ or, esp. Brit., /meuh tal euhr jist/, n. /met l err jee/ or, esp. Brit., /meuh tal euhr jee/, n. 1. the technique or science of working or heating metals so as… …   Universalium

• Forge — For the process of shaping metal by localized compressive forces, see Forging. For other uses, see Forge (disambiguation). A blacksmith s coal forge …   Wikipedia

• Blast 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… …   Wikipedia

• List of Chinese inventions — A bronze Chinese crossbow mechanism with a buttplate (the wooden components have …   Wikipedia

• iron processing — Introduction       use of a smelting process to turn the ore into a form from which products can be fashioned. Included in this article also is a discussion of the mining of iron and of its preparation for smelting.       Iron (Fe) is a… …   Universalium

• Wrought iron — is commercially pure iron. In contrast to steel, it has a very low carbon content. It is a fibrous material due to the slag inclusions (a normal constituent). This is also what gives it a grain resembling wood, which is visible when it is etched… …   Wikipedia

• Bloomery — A bloomery is a type of furnace once widely used for smelting iron from its oxides. The bloomery was the earliest form of smelter capable of smelting iron. A bloomery s product is a porous mass of iron and slag called a bloom . This mix of slag… …   Wikipedia

• Osmond process — Osmond iron (also spelt osmund and also called osborn) was wrought iron made by a particular process. This is associated with the first European production of cast iron in furnaces such as Lapphyttan in Sweden.[1] Osmonds appear in some of the… …   Wikipedia

• cupola furnace — ▪ metallurgy       in steelmaking, a vertical cylindrical furnace used for melting iron either for casting or for charging in other furnaces.       René Antoine Ferchault de Réaumur built the first cupola furnace on record, in France, about 1720 …   Universalium