Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11959369 | Method for solution mining and recovery of beneficial minerals | Max E. Ramey, Sandy DeBusschere | 2024-04-16 |
| 9822013 | Selective mining enhanced recovery process | Sandy DeBusschere, Michael J. Ferguson, Max E. Ramey | 2017-11-21 |
| 7410627 | Sodium carbonate and sodium bicarbonate production | Max E. Ramey, Kevin L. Green, Charles L. Yates, Allan L. Turner, Michael A. Rockendal +3 more | 2008-08-12 |
| 7128886 | Sodium carbonate and sodium bicarbonate production from nahcolitic oil shale | Max E. Ramey, Kevin L. Green, Charles L. Yates, Allan L. Turner, Michael A. Rockendal +3 more | 2006-10-31 |
| 6854809 | Sodium carbonate and sodium bicarbonate production from nahcolitic oil shale | Max E. Ramey, Kevin L. Green, Charles L. Yates, Allan L. Turner, Michael A. Rockendal +3 more | 2005-02-15 |
| 6609761 | Sodium carbonate and sodium bicarbonate production from nahcolitic oil shale | Max E. Ramey, Kevin L. Green, Charles L. Yates, Allan L. Turner, Michael A. Rockendal +3 more | 2003-08-26 |
| 5621136 | Colorless, non-toxic, stabilized aqueous solution of a C1-C5 alkyl vinyl ether and maleic acid copolymer | Chi-San Wu, James F. Curry, James P. Cullen | 1997-04-15 |