new ilmenite flotation cell in Boston USA North America
mediumilmenite flotation cellin WashingtonUSA North America,The “SubA”FlotationMachineis now being used in the only known operation in theUnited Stateswhich incidentally secures its ore fromeastern CanadaIn this operation the ore is ground to approximately minus 24 mesh and the impurities removed by frothflotationwith the usual reagents for nonmetallics SaltFlotation
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