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Patent applications and USPTO patent grants for Braga; Andre Soares.The latest application filed is for "process for concentrating manganese ores via reverse cationic flotation of silicates".
Patent | Date |
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Process for concentrating manganese ores via reverse cationic flotation of silicates Grant 9,004,286 - Leal Filho , et al. April 14, 2 | 2015-04-14 |
Process For Concentrating Manganese Ores Via Reverse Cationic Flotation Of Silicates App 20140216987 - LEAL FILHO; Laurindo de Salles ;   et al. | 2014-08-07 |
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