cupel

listen to the pronunciation of cupel
الإنجليزية - التركية
pota
küçük pota
potada arıtmak
ufak pota
{i} maden potası
potada tasfiye etmek
(isim) maden potası
kal potası
الإنجليزية - الإنجليزية
A small circular receptacle used in assaying gold or silver with lead
{n} a vessel used in refining metals, to absorb the dross
{f} heat or refine in cupel
{i} small porous cuplike bowl made of bone ash used in separation of metals
To refine by means of a cupel
small porous bowl made of bone ash used in assaying to separate precious metals from e g lead
A shallow porous cup, used in refining precious metals, commonly made of bone ashes (phosphate of lime)
cupellation
The act or process of refining gold or silver, etc
cupellation
The assaying of precious metal in a cupel
cupellation
in a cupel
cupellation
Separation of gold or silver from impurities by melting the impure metal in a cupel (a flat, porous dish made of a refractory material) and directing a blast of hot air on it in a special furnace. The impurities, including lead, copper, tin, and other unwanted metals, are oxidized and partly vaporized and partly absorbed into the pores of the cupel
cupel

    الواصلة

    cu·pel

    النطق

    علم أصول الكلمات

    [ kyü-'pel, 'kyü-p& ] (noun.) 1605. From French coupelle, mediaeval Latin cupella, diminutive of cupa ‘cask’.

    الازمنة

    cupeling, cupelled
المفضلات