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US Patent 7985389 Direct processing of ferrotitania ores and sands

Patent 7985389 was granted and assigned to Cardero Resource Corp. on July, 2011 by the United States Patent and Trademark Office.

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Patent

Patent attributes

Current Assignee

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Cardero Resource Corp.

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7985389

Date of Patent

July 26, 2011

Patent Application Number

12452848

Date Filed

August 12, 2008

Patent Primary Examiner

Roy King

Patent abstract

A method for producing pig iron by direct processing of ferrotitania sands, by the steps of:(a) mixing carbonaceous reductant, a fluxing agent, and a binder with titanium-containing materials selected from iron sands, metallic oxides, and/or iron ore concentrates, to form a mixture;(b) forming agglomerates from the mixture(c) introducing the agglomerates to a melting furnace;(d) melting the agglomerates at a temperature of from 1500 to 1760 C and forming hot metal with a slag thereon;(e) removing the slag;(f) tapping the hot metal; and(g) recovering the titanium and vanadium values.