environmental aspects in smelting and refining,Aluminium smelting - WikipediaAluminium smelting is the process of extracting aluminium from its oxide, alumina, generally by the Hall-Héroult process. Alumina is extracted from the ore bauxite by means of the Bayer process at an alumina refinery. .. The quality of anode affects technological, economical and environmental aspects of aluminium.environmental aspects in smelting and refining,Copper - Princeton UniversityThis chapter reviews the environmental aspects . Sixteen of the 28 are copper smelters—13 are in the ... ing and leaching to milling, smelting, refining and.Environmental Impacts of Energy‐Efficient Pyrometallurgical Copper .Nov 23, 2015 . Further, this analysis estimates the future changes in the life cycle impacts of Cu smelting and refining from 2010 to 2050 as smelting.
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