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1 купелировочная печь
Gold mining: assay furnace, cupellation furnaceУниверсальный русско-английский словарь > купелировочная печь
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2 пробирная печь
1) Engineering: assay furnace2) Gold mining: cupellation furnace -
3 купелировочные печи DFC 800
Gold mining: DFC 800, cupellation furnaceУниверсальный русско-английский словарь > купелировочные печи DFC 800
См. также в других словарях:
Cupellation — is a metallurgical process in which ores or alloyed metals are treated under high temperatures and carefully controlled operations in order to separate noble metals, like gold and silver, from base metals like lead, copper, zinc, arsenic,… … Wikipedia
cupellation — cu·pel·la·tion (kyo͞o pə lāʹshən) n. A refining process for nonoxidizing metals, such as silver and gold, in which a metallic mixture is oxidized at high temperatures and base metals are separated by absorption into the walls of a cupel. * * *… … Universalium
De re metallica — Title page of 1556 edition … 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
Refining (metallurgy) — Refining (as in non metallurgical uses) consists of purifying an impure material, in this case a metal. It is to be distinguished from other processes such as smelting and calcining in that those two involve a chemical change to the raw material … Wikipedia
Calefaction — (Roget s Thesaurus) < N PARAG:Calefaction >N GRP: N 1 Sgm: N 1 increase of temperature increase of temperature Sgm: N 1 heating heating &c. >V. Sgm: N 1 calefaction calefaction tepefaction torrefaction Sgm: N 1 melting melting fusion … English dictionary for students
silver processing — Introduction preparation of the ore for use in various products. Silver has long been valued for its white metallic lustre, its ability to be readily worked, and its resistance to the corrosive effects of moisture and oxygen. The… … Universalium
Smelting — For other uses, see Smelt (disambiguation). Electric phosphate smelting furnace in a TVA chemical plant (1942) Smelting is a form of extractive metallurgy; its main use is to produce a metal from its ore. This includes iron extraction from … Wikipedia
cupel — n. small dish, especially of bone ash, or furnace hearth for cupellation. ♦ cupellation, n. refining or separating precious metals … Dictionary of difficult words
Metallurgy — Georg Agricola, author of De re metallica, an important early book on metal extraction Metallurgy is a domain of materials science that studies the physical and chemical behavior of metallic elements, their intermetallic compounds, and their… … Wikipedia
Lead glass — Swarovski flacon. Lead glass is a variety of glass in which lead replaces the calcium content of a typical potash glass.[1] Lead glass contains typically 18–40 weight% lead(II) oxide (PbO), while modern lead … Wikipedia