sulanud vase rafineerimine õhuhapnikuga oksüdeerimise teel mille tulemusena mittesoovitavad lisandid viiakse oksiidsesse räbusse või lenduvad kerglenduvate oksiididena
a process in which oxygen or air is added to impure liquid copper while the impurities oxidize before the metal and are removed as an oxide slag or volatile oxide gas
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