Recovery of valuable metals from oxides of manganese-containing raw materials

摘要

An improved method for treating manganese-containing raw materials such as nodules recovered by subsea mining, comprising reacting such raw materials with ammonia and leaching with an inorganic acid, and It is a method for recovering valuable components, in particular manganese, cobalt, nickel, iron, copper, titanium, vanadium, cerium, and molybdenum from such baby boom. A method for producing nitric acid products is also disclosed.