smelting-down
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Zinc smelting — is the process of converting zinc concentrates (ores that contain zinc) into pure zinc. The most common zinc concentrate processed is zinc sulfide,Citation | title = Compilation of Air Pollutant Emission Factors | publisher = U.S. Environmental… … Wikipedia
London Lead Company — The London Lead Company was an 18th and 19th century British lead mining company. It was incorporated by royal charter. Strictly, it was The Company for Smelting Down Lead with Pitcoal. OriginsThe company was chartered in 1692 to investors who… … Wikipedia
Clement Clerke — Sir Clement Clerke, 1st Baronet (died 1693) was an important (but financially unsuccessful) English entrepreneur, whose greatest achievement was the application of the reverberatory furnace (cupola) to smelting lead and copper, and to remelting… … Wikipedia
Sir Clement Clerke, 1st Baronet — (d. 1693) was an important (but financially unsuccessful) English entrepreneur, whose greatest achievement was the application of the reverberatory furnace (cupola) to smelting lead and copper, and to remelting pig iron for foundry purposes.… … Wikipedia
Printer's devil — A printer s devil was an apprentice in a printing establishment who performed a number of tasks, such as mixing tubs of ink and fetching type. A number of famous men served as printer s devils in their youth, including Ambrose Bierce, Benjamin… … Wikipedia
Arthur Raistrick — (1896 1991) was born in a working class home in Saltaire, Yorkshire. He was a scholar in many related, and some unrelated, fields. He published some 330 articles, books, pamphlets and scholarly treatises.Early life and workIn his early life he… … Wikipedia
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
Derbyshire lead mining history — Goodluck Mine in Via Gellia. This article details some of the history of lead mining in Derbyshire, England. Contents 1 … Wikipedia
Mining in the Upper Harz — The headframe of the Emperor William Shaft in Clausthal is one of the oldest surviving winding towers in Germany … Wikipedia
hand tool — any tool or implement designed for manual operation. * * * Introduction any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… … Universalium
Europe, history of — Introduction history of European peoples and cultures from prehistoric times to the present. Europe is a more ambiguous term than most geographic expressions. Its etymology is doubtful, as is the physical extent of the area it designates.… … Universalium
