Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11207613 | Methods and apparatus for counter-current leaching of finely divided solids | — | 2021-12-28 |
| 10737197 | Methods and apparatus for counter-current leaching of finely divided solids | — | 2020-08-11 |
| 9931584 | Methods and apparatus for counter-current leaching of finely divided solids | — | 2018-04-03 |
| 9714178 | Method for selectively removing silica from strong brines using activated alumina | — | 2017-07-25 |
| 9643862 | Methods for hydrodynamic control of a continuous water purification system | — | 2017-05-09 |
| 9416033 | Antisolvent process for treating liquids that include high total dissolved solids | — | 2016-08-16 |
| 8721894 | Methods for hydrodynamic control of a continuous water purification system | — | 2014-05-13 |
| 8414691 | System and method extracting and employing compression heat in biogas treatment plant equipment | Lowell Howard, Jeffrey V. Wetzel | 2013-04-09 |
| 7862715 | Apparatus for removing undesirable components from a contaminated solution containing both desirable and undesirable components | — | 2011-01-04 |
| 7368059 | Method for preferentially removing monovalent cations from contaminated water | — | 2008-05-06 |
| 4666490 | Aqueous waste vitrification process and apparatus | — | 1987-05-19 |