Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12065715 | Polymetallic nodule mineral processing | Benjamin David Geldart, Niels Verbaan, Marlon Canizares | 2024-08-20 |
| 11958764 | Rapid reduction of aqueous selenate with chromous ions | Maryam Mohammadi, Berend Wassink, Jianming Lu | 2024-04-16 |
| 11697600 | Vanadium extraction from disparate shale ores | Jodi Esplin, Mike Johnson, Gary A. Kordosky, Erin Legault, Michael Mracek +3 more | 2023-07-11 |
| 11634789 | Selective lithium extraction from brines | Ken Baxter, Hiroki Fukuda | 2023-04-25 |
| 11370677 | Rapid reduction of aqueous selenate with chromous ions | Maryam Mohammadi, Berend Wassink, Jianming Lu | 2022-06-28 |
| 10822253 | Anion removal from waste water | Gary A. Kordosky, Michael Schrock | 2020-11-03 |
| 10738370 | Recovery of cesium from epithermal mineral deposits | Mohammad Mokmeli, David L. Trueman, Bruce Downing, Bill McWilliam | 2020-08-11 |
| 10442703 | Anion removal from waste water | Gary A. Kordosky, Michael Schrock | 2019-10-15 |
| 10273562 | Acid leaching of rare earth minerals | Cornelis Verbaan | 2019-04-30 |
| 9322105 | Recovering lead from a lead material including lead sulfide | Stefan Fassbender, Zhenghui Wu | 2016-04-26 |
| 9322104 | Recovering lead from a mixed oxidized material | Stefan Fassbender, Zhenghui Wu | 2016-04-26 |
| 9039806 | Recycling of solids in oxidative pressure leaching of metals using halide ions | Chris Fleming | 2015-05-26 |
| 8741238 | Metathetic copper concentrate enrichment | — | 2014-06-03 |
| 8585991 | Method for recovering indium, silver, gold and rare, precious and base metals from complex oxide and sulfide ores | Ralph Fitch, Cornelis Verbaan | 2013-11-19 |
| 8361191 | Low acid leaching of nickel and cobalt from lean iron-containing nickel ores | James Clucas | 2013-01-29 |
| 7799295 | Ore leach method with aqueous sulfuric acid containing ferric ions | Graham Pratt, Kenneth Gordon Baxter | 2010-09-21 |
| 7604793 | Iron oxide precipitation from acidic iron salt solutions | Darren Koningen, William J. Freund | 2009-10-20 |
| 7037482 | Solvent extraction of a halide from a aqueous sulphate solution | Cashman R.S. Mason, Juris R. Harlamovs, Baruch Grinbaum | 2006-05-02 |
| 6632264 | Gold recovery from thiosulfate leaching | Hongguang Zhang | 2003-10-14 |
| 6537440 | Processing copper sulphide ores | Geoffrey A. Richmond | 2003-03-25 |
| 6503293 | Process for the extraction of copper | Paul Murrow Dempsey | 2003-01-07 |
| 6315812 | Oxidative pressure leach recovery using halide ions | Christopher Andrew Fleming, P. Terry O'Kane | 2001-11-13 |
| 6200545 | Cyanide recovery by solvent extraction | — | 2001-03-13 |
| 5948264 | Ion exchange and regeneration process for separation and removal of iron (III) ions from aqueous sulfuric acid metal ion-containing solutions | D. Richard Shaw | 1999-09-07 |
| 5785736 | Gold recovery from refractory carbonaceous ores by pressure oxidation, thiosulfate leaching and resin-in-pulp adsorption | Kenneth G. Thomas, Christopher Andrew Fleming, Andrew R. Marchbank | 1998-07-28 |