Titanium slag treatment method
The invention relates to a treatment method of titanium iron composite ore. The treatment method comprises the following steps of (1) adding an adhesive into the titanium iron composite ore containingtitanium oxide and iron oxide, and carrying out cold pressing to obtain titanium iron pellets; (2) m...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to a treatment method of titanium iron composite ore. The treatment method comprises the following steps of (1) adding an adhesive into the titanium iron composite ore containingtitanium oxide and iron oxide, and carrying out cold pressing to obtain titanium iron pellets; (2) mixing the titanium iron pellets obtained in the step (1) with a reducing agent and a desulfurizingagent in proportion to obtain a mixture, and feeding the mixture into a coal-based shaft furnace through a distributing device; (3) in the coal-based shaft furnace, enabling the mixture to react for 10-18 hours at the temperature of 1100-1250 DEG C, so that the titanium iron pellets and the reducing agent are subjected to a reduction reaction to obtain the reduced titanium iron pellets; and (4) transferring the reduced titanium iron pellets into a melting furnace, heating to 1400-1600 DEG C, melting parts of the components of the titanium iron pellets into a liquid, keeping the other parts ofthe titanium iron pellets a |
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