Process for the recovery of non-ferrous metals, especially nickel, cobalt, copper, zinc, manganese and magnesium by melting and melting film sulfation from raw materials containing these metals
FI880419A0
Foerfarande foer aotervinning av vissa icke-jaernmetaller, speciellt nickel, kobolt, koppar och zink genom smaelt- och smaeltfilmsulfatisering ur raomaterial som innehaoller dessa metaller.
ZM4181A1
A process for recovering non-ferrous metal values from ores,concentrates,oxidic roasting products,or slags
PH18014A
A process for recovering non-ferrous metal values from ores,concentrates,oxidic roasting products,or slags
FI791684A
Foerfarande foer aotervinning av icke-jaernmetaller ur deras mineralier mineralslig oxidiska rostningsprodukter och slagg
