cupel furnace
Смотреть что такое "cupel furnace" в других словарях:
cupel — cupeler /kyooh peuh leuhr/, cupeller /kyooh pel euhr/, n. cupellation, n. /kyooh peuhl, kyooh pel /, n., v., cupeled, cupeling or (esp. Brit.) cupelled, cupelling. n. 1. a small, cuplike, porous container, usually made of bone ash, used in… … Universalium
cupel — cu•pel [[t]ˈkyu pəl, kyuˈpɛl[/t]] n. v. peled, pel•ing (esp. brit.) pelled, pel•ling. 1) mel a small, porous cup, usu. made of bone ash, used in assaying, as for separating gold and silver from lead 2) mel a receptacle or furnace bottom in which… … From formal English to slang
cupel — /ˈkjupəl/ (say kyoohpuhl), /kjuˈpɛl/ (say kyooh pel) noun 1. a small cuplike porous vessel, usually made of bone ash, used in assaying, as for separating gold and silver from lead. 2. a receptacle or furnace bottom in which silver is refined.… …
cupel — n. small dish, especially of bone ash, or furnace hearth for cupellation. ♦ cupellation, n. refining or separating precious metals … Dictionary of difficult words
cupel(ling) furnace — Смотри купеляционная печь … Энциклопедический словарь по металлургии
купеляционная печь — [cupel(ling) furnace] подовая печь периодического действия для проведения купелирования благородных металлов в металлургии. Особенность конструкции купеляционной печи сменная ванна купель овальной или прямоугольной формы, футерованная,… … Энциклопедический словарь по металлургии
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
De re metallica — Title page of 1556 edition … Wikipedia
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
exam — Test Test, n. [OE. test test, or cupel, potsherd, F. t[^e]t, from L. testum an earthen vessel; akin to testa a piece of burned clay, an earthen pot, a potsherd, perhaps for tersta, and akin to torrere to patch, terra earth (cf. {Thirst}, and… … The Collaborative International Dictionary of English
