puddling pig iron

См. также в других словарях:

• Pig iron — Iron I ron ([imac] [u^]rn), n. [OE. iren, AS. [=i]ren, [=i]sen, [=i]sern; akin to D. ijzer, OS. [=i]sarn, OHG. [=i]sarn, [=i]san, G. eisen, Icel. [=i]sarn, j[=a]rn, Sw. & Dan. jern, and perh. to E. ice; cf. Ir. iarann, W. haiarn, Armor. houarn.]… …   The Collaborative International Dictionary of English

• Pig 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… …   Wikipedia

• pig iron — 1. iron tapped from a blast furnace and cast into pigs in preparation for conversion into steel, cast iron, or wrought iron. 2. iron in the chemical state in which it exists when tapped from the blast furnace, without alloying or refinement.… …   Universalium

• Puddling (metallurgy) — Puddling was an Industrial Revolution means of making iron and steel. In the original puddling technique, molten iron in a reverberatory furnace was stirred with rods, which were consumed in the process. Later, it was also used to produce a good… …   Wikipedia

• Iron ore — Iron ores are rocks and minerals from which metallic iron can be economically extracted. The ores are usually rich in iron oxides and vary in colour from dark grey, bright yellow, deep purple, to rusty red. The iron itself is usually found in the …   Wikipedia

• Iron — I ron ([imac] [u^]rn), n. [OE. iren, AS. [=i]ren, [=i]sen, [=i]sern; akin to D. ijzer, OS. [=i]sarn, OHG. [=i]sarn, [=i]san, G. eisen, Icel. [=i]sarn, j[=a]rn, Sw. & Dan. jern, and perh. to E. ice; cf. Ir. iarann, W. haiarn, Armor. houarn.] [1913 …   The Collaborative International Dictionary of English

• puddling — [pud′liŋ, pud′ l iŋ] n. [< PUDDLE] 1. the process of working clay, etc. into a puddle 2. the process of making wrought iron from pig iron by heating and stirring it in the presence of oxidizing agents …   English World dictionary

• 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

• Iron — Fe redirects here. For other uses, see Fe (disambiguation). This article is about the chemical element. For other uses, see Iron (disambiguation). manganese …   Wikipedia

• puddling furnace — noun : a small reverberatory furnace in which iron is puddled * * * puddling furnace, a furnace for converting pig iron into wrought iron …   Useful english dictionary

• puddling — /pud ling/, n. 1. the act of a person or thing that puddles. 2. Metall. the act or process of melting pig iron in a reverberatory furnace (puddling furnace) and converting it into wrought iron. 3. the act or method of making puddle. 4. puddle… …   Universalium