Du Plessis; Chris Andre
Patent Applications and Registrations
Patent applications and USPTO patent grants for Du Plessis; Chris Andre.The latest application filed is for "sulfide ore leaching process".
- Du Plessis; Chris Andre - West Perth AU
- du Plessis; Chris Andre - Randburg ZA
- Du Plessis, Chris Andre - Johannesburg ZA
- Du Plessis, Chris Andre - Klofendal ZA
| Patent | Date |
|---|---|
| Sulfide ore leaching process Grant 9,085,812 - Du Plessis , et al. July 21, 2 | 2015-07-21 |
| Sulfide Ore Leaching Process App 20130291686 - DU PLESSIS; Chris Andre ; et al. | 2013-11-07 |
| Metal recovery from a tank bioleaching solution with the use of coated magnetic particles Grant 7,578,868 - du Plessis August 25, 2 | 2009-08-25 |
| Heap bioleaching process Grant 7,563,304 - Du Plessis , et al. July 21, 2 | 2009-07-21 |
| Optimization of bioleaching process Grant 7,494,529 - De Kock , et al. February 24, 2 | 2009-02-24 |
| Metal Recovery from a Tank Bioleaching Solution with the Use of Coated Magnetic Particles App 20080223176 - du Plessis; Chris Andre | 2008-09-18 |
| Heap bioleaching process App 20080178706 - Du Plessis; Chris Andre ; et al. | 2008-07-31 |
| Enzymatic Fuel Cell App 20080020244 - Du Plessis; Chris Andre | 2008-01-24 |
| Optimization of Bioleaching Process App 20070169587 - De Kock; Sanette H. ; et al. | 2007-07-26 |
| Delivery system for heap bioleaching App 20040235141 - Du Plessis, Chris Andre | 2004-11-25 |
| Recovery of bioleaching microbes App 20040226408 - Du Plessis, Chris Andre | 2004-11-18 |
| Bioproduct production during oxidisation of metal sulphide minerals by means of microorganisms App 20040038354 - Dew, David William ; et al. | 2004-02-26 |
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