pyrometallurgy

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py·ro·met·al·lur·gy

 (pī′rō-mĕt′l-ûr′jē)
n. pl. py·ro·met·al·lur·gies
An ore-refining process, such as smelting, dependent on the action of heat.

py′ro·met′al·lur′gi·cal (-mĕt′l-ûr′jĭ-kəl) adj.

pyrometallurgy

(ˌpaɪrəʊmɛˈtælədʒɪ; -ˈmɛtəˌlɜːdʒɪ)
n
(Metallurgy) the branch of metallurgy involving processes performed at high temperatures, including sintering, roasting, smelting, casting, refining, alloying, and heat treatment

py•ro•met•al•lur•gy

(ˌpaɪ rəˈmɛt lˌɜr dʒi)

n.
the process or technique of refining ores with heat, as in roasting or smelting.
[1905–10]
py`ro•met`al•lur′gi•cal, adj.
References in periodicals archive ?
x]O-bearing slags are far more enough, considering their widely applications in the pyrometallurgical processes.
Also product of pyrometallurgical process has high consumption of reducing agent, usually have low commercial value and represented by impure ZnO [19].
Hydrometallurgical or pyrometallurgical methods can be used for the extraction of ores.
Only two facilities conducted pyrometallurgical processes to extract metals, while others sent the separated waste to downstream facilities for processing.
The plant uses an innovative pyrometallurgical process to extract the zinc contained in the dust.
Zinc sulphide and zinc carbonate are the main source of zinc production however it is partly produced from various complexes and wastes such as zinc ash, zinc dross, EAF dusts, scraps and slags by pyrometallurgical, hydrometallurgical or their combination processes [8][9].
About 80% of copper is produced by pyrometallurgical process.
The conventional hydrometallurgical routes for the recovery of rare earths from End-of-Life permanent magnets have a high environmental impact due to inefficient use of chemicals, whereas the conventional pyrometallurgical routes for the production of magnet master alloys are energy-inefficient.
Air and water emissions are a challenge for both hydrometallurgical and pyrometallurgical production of copper (S[O.
The joint venture firm will "build a pyrometallurgical facility for the recovery or antimony as metal ingots or oxide powder from sulphide concentrates.
The existing processes of recycling electronic materials use centrifugal separation + vacuum pyrolysis (10) or pyrometallurgical (11), (12) or hydrometallurgical methods (13), which generate atmospheric pollution through the release of dioxins and furans (14) or high volumes of effluents.
Nude, "Concentration levels of some inorganic contaminants in streams and sediments in areas of pyrometallurgical and hydrometallurgical activities at the Obuasi gold mine, Ghana," Environmental Earth Sciences, vol.