puddling furnace
21History of ferrous metallurgy — Iron (material) redirects here. For the chemical element Fe, see Iron. Bloomery smelting during the Middle Ages. The history of ferrous metallurgy began far back in prehistory. The earliest surviving iron artifacts, from the 5th millennium BC in… …
22iron 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… …
23Bessemer, Sir Henry — born Jan. 19, 1813, Charlton, Hertfordshire, Eng. died March 15, 1898, London British inventor and engineer. Son of a metallurgist, he set up his own casting business at 17. At that time the only iron based construction materials were cast iron… …
24Ironworks — An ironworks or iron works is a building or site where iron is smelted and where heavy iron and/or steel products are made. The term is both singular and plural, i.e. the plural of ironworks is ironworks .An integrated ironworks in the 19th… …
25Puddle (disambiguation) — Puddle may refer to: * Puddle, an accumulation of water on a surface * Puddle clay, a type of waterproof cement * Puddle (M. C. Escher), a woodcut by M.C. Escher * Weld puddle, a crucial part of the welding process * Puddle of Mudd, an American… …
26Joseph Hall (metallurgist) — Joseph Hall 1789 1862, the inventor of Wet Puddling , was born in 1789 and apprenticed in 1806 as a puddler to use Henry Cort s puddling process. He tried adding old iron to the charge of the puddling furnace and later puddler s bosh cinder (iron …
27Refining (metallurgy) — Refining (as in non metallurgical uses) consists of purifying an impure material, in this case a metal. It is to be distinguished from other processes such as smelting and calcining in that those two involve a chemical change to the raw material …
28Pig iron — [ thumb|300px|Two pig iron weights for use in a theatrefly system.] [ puddling process of smelting iron ore to make wrought iron from pig iron, the right half of the illustration (not shown) displays men working a blast furnace, Tiangong Kaiwu… …
29Steelmaking — is the second step in producing steel from iron ore. In this stage, impurities such as sulfur, phosphorus, and excess carbon are removed from the raw iron, and alloying elements such as manganese, nickel, chromium and vanadium are added to… …
30Floss — Floss, n. [Cf. G. floss a float.] 1. A small stream of water. [Eng.] [1913 Webster] 2. Fluid glass floating on iron in the puddling furnace, produced by the vitrification of oxides and earths which are present. [1913 Webster] {Floss hole}. (a) A… …
