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английски)

cupellation [Brit kjuːp(ə)ˈleɪʃ(ə)n, Am ˌkjupəˈleɪʃ(ə)n] СЪЩ

cupellation

coppellazione f

Индивидуални преводни двойки

cupellation

английски

Silver was also extracted during processing by means of a process known as cupellation. en.wikipedia.org

From the presence of lead in silver artefacts, archaeologists suggest that cupellation may have occurred there. en.wikipedia.org

Then cupellation, crucibles, scorifiers and muffles are described. en.wikipedia.org

It may also be called by the critical cupellation step that separates precious metal from lead. en.wikipedia.org

Cupellation works by exposing the mixture at high temperature to air or oxygen. en.wikipedia.org

So the primary production of silver requires the smelting and then cupellation of argentiferous lead ores. en.wikipedia.org

During cupellation, the oxidation reactions provide sufficient heat to maintain temperature. en.wikipedia.org

The earlier process of cupellation had required at least 8 ounces (250 grams) of silver per ton of lead to be economic. en.wikipedia.org

Metallic lead was demanded in quantity for silver cupellation, and the resulting litharge could be used directly by glassmakers. en.wikipedia.org

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английски