Process for making titanium dioxide concentrates

Details Process for making titanium dioxide concentrates Process for making titanium dioxide concentrates

C - Chemistry, Metallurgy

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G

23/255

C01G 23/047 (2006.01) C22B 34/12 (2006.01)

Patent

CA 1213418

PROCESS FOR MAKING TITANIUM DIOXIDE CONCENTRATES ABSTRACT OF THE DISCLOSURE The disclosure relates to a process for making titanium dioxide concentrates from material containing titanium oxide and iron oxides. More particularly, the titanium oxide-con- taining material is calcined at temperatures of 870 to 1300°C, and then treated with a chlorine-containing gas at temperatures of 800 to 1300°C, if desired with addition of carbon.

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