Geothermally Powered Pyrometallurgical Zinc Production

Method of apparatus for condensing metal vapours using a nozzle and a molten collector

Method and apparatus for condensing metal vapours using a nozzle and a molten collector

Method and plant for the production of zinc dust

Apparatus for direct smelting of zinc bearing compounds to produce metallic zinc

Hopper and reduction device using the same

Direct smelting of zinc bearing compounds to produce metallic zinc

DIRECT PROCESSING OF METALLIC ORE CONCENTRATES INTO FERROALLOYS

Direct processing of ferrotitania ores and sands

Reduction apparatus, reduction apparatus manufacture method, and vacuum smelting reduction furnace using the same

REDUCTION RETORT, REDUCTION RETORT MANUFACTURE METHOD, AND VACUUM SMELTING REDUCTION FURNACE USING THE SAME

High vacuum in-situ refining method for high-purity materials and an apparatus thereof

Metal vapour condensation and liquid metal withdrawal

Process and apparatus for extracting zinc

Apparatus and process for extracting arsenic in vacuum

Process for extracting gold in arsenic-containing concentrate of gold