Lead electro refining using current inversions

In lead electrorefining using current inversions with a period duration of 7-30 secs, a reverse pulse relative duration of 2-8% of the current inversion period and a normal current pulse current density of 100-500 A/sqm. the basic stage of the process is preceded by a preparatory stage, in which the...

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Bibliographische Detailangaben

Hauptverfasser:	ELIESER PERSIADO ILLEL, LYUBEN RANGELOV STAREV, GEORGI NIKOLOV KORUDANOV, IVAN DIMITROV ENCHEV
Format:	Patent
Sprache:	eng ; ita
Schlagworte:	CHEMISTRY FERROUS OR NON-FERROUS ALLOYS METALLURGY PRETREATMENT OF RAW MATERIALS PRODUCTION AND REFINING OF METALS TREATMENT OF ALLOYS OR NON-FERROUS METALS
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