Magnetic Separation and Recycling of Goethite and Calcium Sulfate .Dec 15, 2017 . School of Minerals Processing and Bioengineering, Central South . iron oxide residues in zinc hydrometallurgy by the goethite process. . The magnetic goethite–maghemite aggregates were then separated . The removal of S and As from goethite precipitates was studied by roasting with coal powder.magnetic iron removal aggregate processing,Seperation Magnets - Walker MagneticsWalker separation magnets- Walker Magnetics engineers and manufactures . and eddy-current separators designed for beneficiation, tramp iron removal, . auto shredding, blue box recycling, aggregate processing, food processing, etc.
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