Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5759507 | Process for production of dense soda ash from soda ash fines | Kevin L. Green, James D. Phillip, Donald M. Robertson | 1998-06-02 |
| 5624647 | Method for recovery of alkali values from trona using two-stage leaching | Vladimir M. Zolotoochin, Robert N. Skogley, Francis M. Coustry | 1997-04-29 |
| 5618504 | Method for recovery of alkali values from trona using sequential crystallization | Vladimir M. Zolotoochin, Francis M. Coustry, Kevin L. Green | 1997-04-08 |