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Patent applications and USPTO patent grants for Zhan; Jinlong.The latest application filed is for "method of manufacturing direct reduction iron and reduction firing apparatus".
Patent | Date |
---|---|
Method of manufacturing direct reduction iron and reduction firing apparatus Grant 9,115,412 - Zhan August 25, 2 | 2015-08-25 |
Method of Manufacturing Direct Reduction Iron and Reduction Firing Apparatus App 20140150606 - Zhan; Jinlong | 2014-06-05 |
Method of manufacturing direct reduction iron and reduction firing apparatus Grant 8,475,707 - Zhan July 2, 2 | 2013-07-02 |
Method Of Manufacturing Direct Reduction Iron And Reduction Firing Apparatus App 20120055286 - Zhan; Jinlong | 2012-03-08 |
Method And Apparatus For Heat Treatment Of Steel Rail App 20080060726 - Zhan; Jinlong | 2008-03-13 |
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