alumina refining

Alcoa Will Permanently Close Its Point Henry Aluminium Smelter and Two Rolling Mills
Feb 18, 2014
Alcoa has announced it will permanently close its Point Henry aluminium smelter and two rolling mills in Australia. The smelter and an adjacent rolling mill are located in Geelong, Victoria. The second mill and a recycling facility are ...

Tags: aluminium, Metallurgy, Mineral
Bayer Process Is Recognized by Many International Governments as a Health Risk
Dec 20, 2012
Elemental mercury emitted as vapour from some aluminium refineries operating the Bayer process is recognized by many international governments as a health risk and research worldwide is focused on solutions for mercury adsorption and safe ...

Tags: carbons scrub mercury, alumina, Elemental mercury, alumina refining
For China Abrasives Industry Emission Reduction Is Crucial
Dec 16, 2011
For the completion of the 2010 national "Eleventh Five-Year" emission reduction targets, Shanxi, Henan, Ningxia and other regions of the implementation of a large number of alumina producers shut down. For 2011, the corundum energy saving ...

Tags: China, abrasives industry, energy conservation