manganese refining from ore - anhaengerverleih-lohmann.de
Hydrometallurgical Processing of Manganese Ores: A Review. Manganese Extractive Metallurgy. The process of extracting a metal from its ore and refining it is called metallurgical process or simply as metallurgy. Metallurgical processing of an ore include: concentration of the ore, conversion of concentrate to oxides and refining of metals  .