- hearth furnaces
- • подова пещ
English-Bulgarian polytechnical dictionary . 2013.
hearth furnaces
Look at other dictionaries:
Hearth tax — A hearth tax was a property tax in certain countries during the medieval and early modern period, levied on each hearth or family unit. It was calculated based on the number of hearths, or fireplaces, within a municipal area. Hearth tax was… … Wikipedia
Open hearth furnace — Engineering portal … Wikipedia
open-hearth process — a process of steelmaking in which the charge is laid in a furnace (open hearth furnace) on a shallow hearth and heated directly by burning gas as well as radiatively by the furnace walls. [1885 90] * * * or Siemens Martin process Steelmaking… … Universalium
Slag hearth — Slag Slag (sl[a^]g), n. [Sw. slagg, or LG. slacke, whence G. schlacke; originally, perhaps, the splinters struck off from the metal by hammering. See {Slay}, v. t.] 1. The dross, or recrement, of a metal; also, vitrified cinders. [1913 Webster] 2 … The Collaborative International Dictionary of English
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
Nikolay Dobrokhotov — Nikolay Nikolaevich Dobrokhotov Born March 27, 1889(1889 03 27) … Wikipedia
Sharon Steel Corporation — The Sharon Steel Corporation was one a steel plant, and is notable due to its contribution toward the growth of the iron and steel industry in the Shenango River Valley, Mercer County, Pennsylvania. The longest surviving was the Sharon Iron… … Wikipedia
refractory — refractorily, adv. refractoriness, n. /ri frak teuh ree/, adj., n., pl. refractories. adj. 1. hard or impossible to manage; stubbornly disobedient: a refractory child. 2. resisting ordinary methods of treatment. 3. difficult to fuse, reduce, or… … Universalium
molybdenum processing — Introduction preparation of the ore for use in various products. Molybdenum (Mo) is a white, platinum like metal with a melting point of 2,610° C (4,730° F). In its pure state, it is tough and ductile and is characterized by moderate… … Universalium
Duluth Works — The Duluth Works was an industrial steel and cement manufacturing complex located in Duluth, Minnesota, in operation 1915 to 1987. The complex was operated by the United States Steel Corporation. Officially, the plant s purpose was to supply the… … Wikipedia
Steel, Peech and Tozer — was a large steel maker with works situated at Ickles and Templeborough, in the Don Valley on the outskirts of Rotherham, South Yorkshire, England. History An area of land, almost a crescent shape through Masbrough and Ickles, on the edge of the… … Wikipedia
