pyrometallurgyn.
/ˌpʌɪrəʊmᵻˈtalədʒi/, /ˌpʌɪrəʊˈmɛtələːdʒi/, U.S. /ˈˌpaɪroʊˈmɛdlˌərdʒi/ The process of extracting metals from their ores by the use of high temperatures. Also: the scientific study of metals in the molten state (rare).
ΘΚΠ
society > occupation and work > industry > working with specific materials > working with metal > [noun] > branches of metallurgy
pyrotechny1592
metallostatics1665
siderurgy1869
metallography1871
physical metallurgy1905
pyrometallurgy1909
powder metallurgy1933
1909 Webster's New Internat. Dict. Eng. Lang. Pyrometallurgy, metallurgy depending on heat action, as disting. from electrometallurgy.
1920 Science 28 May 552/2 (title) Pyrometallurgy and its future possibilities.
1936 Jrnl. Physical Chem. 40 61 Accurate solubility and free energy data of the more important sulfides are required for research work in pyrometallurgy and in flotation.
1957 New Scientist 26 Sept. 20/1 Pyrometallurgy, the study of metals in the molten state, may find an application in the treatment of metals which are ‘hot’ in the sense of being highly radioactive.
1973 R. D. Pehlke Unit Processes Extractive Metall. i. 5 Their extraction is accomplished by application of chemical metallurgy in one of the three areas of extractive metallurgy: pyrometallurgy, hydrometallurgy, or electrometallurgy.
2003 Sudbury (Ont.) Star (Nexis) 2 Oct. a1 The process will be more economical and ‘environmentally friendly’ than traditional pyrometallurgy, because the sulphur dioxide and dust emissions from a smelter are eliminated.
Derivatives
pyromeˈtallurgist n. an expert or specialist in pyrometallurgy.
ΘΚΠ
society > occupation and work > worker > workers according to type of work > manual or industrial worker > workers with specific materials > metalworker > [noun] > in specific branch
pyrometallurgist1921
powder metallurgist1949
1921 W. H. Coghill in T. A. Rickard Concentration by Flotation 327 The pyro-metallurgist gives his chief attention to the slag and lets the metals take care of themselves.
1974 Daily Tel. 2 May 23 (advt.) The Pyrometallurgist will work in the Smelter, which has an annual production capacity of approximately 84,000 tonnes of copper.
2000 Mining Mag. (Nexis) July 43 In addition to the core elements, pyrometallurgy.com also provides a bookstore focused on the specific requirements of pyrometallurgists.
This entry has been updated (OED Third Edition, December 2007; most recently modified version published online March 2022).
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n.1909