Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11401580 | Method for pre-treatment of gold-bearing oxide ores | Ahmad Ghahremaninezhad Gharelar | 2022-08-02 |
| 10597752 | Method for pre-treatment of gold-bearing oxide ores | Ahmad Ghahremaninezhad Gharelar | 2020-03-24 |
| 10415116 | Co-current and counter current resin-in-leach in gold leaching processes | Samir Chefai | 2019-09-17 |
| 10161016 | Method for pre-treatment of gold-bearing oxide ores | Ahmad Ghahremaninezhad Gharelar | 2018-12-25 |
| 10077487 | Method for arsenic oxidation and removal from process and waste solutions | Ahmad Ghahremaninezhad Gharelar, Noelene Ahern | 2018-09-18 |
| 9803260 | Use of cationic surfactants in the cyanidation of refractory carbonaceous ores for recovery of metals | Qiong Zhou, Junhua Jiang | 2017-10-31 |
| 9790572 | Co-current and counter current resin-in-leach in gold leaching processes | Samir Chefai | 2017-10-17 |
| 9051625 | Method for recovering precious metals and copper from leach solutions | Qiankun Wang, John William Langhans, JR. | 2015-06-09 |
| 8900535 | Production of zinc sulphate concentrates from a dilute zinc sulphate solution | — | 2014-12-02 |
| 8715389 | Co-current and counter current resin-in-leach in gold leaching processes | Samir Chefai | 2014-05-06 |
| 8262770 | Process for controlling acid in sulfide pressure oxidation processes | Daniel Hillier, Noelene Ahern | 2012-09-11 |
| 8252254 | Process for reduced alkali consumption in the recovery of silver | Peter Kondos, Jacques McMullen | 2012-08-28 |
| 7918919 | Process for mercury control during pressure oxidation | Daniel Hillier, Noelene Ahern | 2011-04-05 |
| 7862786 | Selective precipitation of metal sulfides | Peter Kondos, Jacques McMullen | 2011-01-04 |
| 7572317 | Thiosulfate generation in situ in precious metal recovery | Peter Kondos, Mark Graham Aylmore, Jacques McMullen, Gus Van Weert | 2009-08-11 |
| 6726889 | Production of zinc oxide from acid soluble ore using precipitation method | Serge Payant, Joo Kim, Anna-Maria Giove, Ramachandra M R Rao, James A. Finch | 2004-04-27 |