salt furnace

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• salt cake — noun 1. : anhydrous sodium sulfate Na2SO4; especially : a crude form obtained usually by reaction in a furnace of sulfuric acid on common salt in the manufacture of hydrochloric acid and used chiefly in the sulfate process for wood pulp and in… …   Useful english dictionary

• Open pan salt making — In Europe virtually all domestic salt is obtained by solution mining of underground salt formations although some is still obtained by the solar evaporation of sea water.[1] Salt is extracted from the Brine using vacuum pans, where brine is… …   Wikipedia

• Iron furnace — Iron I ron ([imac] [u^]rn), a. [AS. [=i]ren, [=i]sen. See {Iron}, n.] [1913 Webster] 1. Of, or made of iron; consisting of iron; as, an iron bar, dust. [1913 Webster] 2. Resembling iron in color; as, iron blackness. [1913 Webster] 3. Like iron in …   The Collaborative International Dictionary of English

• stetefeldt furnace — ˈsted.əˌfelt noun Usage: usually capitalized S Etymology: after Charles A. Stetefeldt, 20th century American mining engineer, its inventor : a shaft furnace in which silver ores are desulfurized and chloridized by dropping them pulverized and… …   Useful english dictionary

• Mann's Lick — was a salt lick just north of present day Fairdale neighborhood of Louisville, Kentucky. It was named for John Mann, who belong to a surveying party of Captain Thomas Bullitt in 1773.[1] The land was given to Colonel John Todd in 1780. When Todd… …   Wikipedia

• Washington, Booker T — ▪ American educator born April 5, 1856, Franklin County, Va., U.S. died Nov. 14, 1915, Tuskegee, Ala.  educator and reformer, first president and principal developer of Tuskegee Normal and Industrial Institute (now Tuskegee University), and the… …   Universalium

• midfeather — ˈ ̷ ̷ˌ ̷ ̷ ̷ ̷ noun Etymology: mid (I) + feather (projecting strip) : a longitudinal partition or division: as a. : a brick partition wall in a salt furnace b. : a vertical baffle in a beater or other papermaking machine of similar function …   Useful english dictionary

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

• Fernald Feed Materials Production Center — The Fernald Feed Materials Production Center (commonly referred to simply as Fernald) was a uranium processing facility located near the rural town of Fernald, in Hamilton County, Ohio, about 20 miles northwest of Cincinnati, which fabricated… …   Wikipedia

• Death Valley National Park — IUCN Category II (National Park) …   Wikipedia

• environmental works — ▪ civil engineering Introduction       infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations …   Universalium