siliceous slag
1basic slag — /beɪsɪk ˈslæg/ (say baysik slag) noun non siliceous or base forming slag used for lining furnaces to remove impurities in pig iron during steelmaking …
2acid steel — steel produced in a furnace with an acid lining, i.e., consisting of a siliceous refractory and under a siliceous slag. With an acid slag, carbon, silicon and manganese only are removed so that the pig iron must not contain sulphur and phosphorus …
3wroughtiron — wrought iron n. An easily welded and forged iron that is a mechanical mixture of refined metallic iron with 1 to 3 percent siliceous slag. * * * …
4metallurgy — 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… …
5Bessemer process — Metall. a process of producing steel, in which impurities are removed by forcing a blast of air through molten iron. [1855 60; after H. BESSEMER] * * * Technique for converting pig iron to steel invented by Henry Bessemer in England in 1856 and… …
6acid process — noun : a process carried on in a furnace lined with acidic or highly siliceous material and under a slag that is predominantly siliceous used especially of steelmaking processes; opposed to basic process * * * acid process, any steel making… …
7Concrete — This article is about the construction material. For other uses, see Concrete (disambiguation). Outer view of the Roman Pantheon, still the largest unreinforced solid concrete dome.[1] …
8Pozzolan — A pozzolan is a material which, when combined with calcium hydroxide, exhibits cementitious properties. Pozzolans are commonly used as an addition (the technical term is admixture ) to Portland cement concrete mixtures to increase the long term… …
9rock wool — noun a light fibrous material used as an insulator • Syn: ↑mineral wool • Hypernyms: ↑insulator, ↑dielectric, ↑nonconductor * * * noun : mineral wool made by blowing a jet of steam through molten rock (as limestone or siliceous rock) or through… …
10rock wool — noun Date: circa 1909 mineral wool made by blowing a jet of steam through molten rock (as limestone or siliceous rock) or through slag and used chiefly for heat and sound insulation …
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