Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5683626 | Process for neutralization of petroleum acids | David W. Savage, Bruce H. Ballinger | 1997-11-04 |
| 5670052 | Separating aromatics from non-aromatics by polyimide-polyester membrane | Win-Sow Winston Ho, Warren A. Thaler, David C. Dalrymple | 1997-09-23 |
| 5643439 | Process for neutralization of petroleum acids using alkali metal trialkylsilanolates | David W. Savage, Martin L. Gorbaty, Bruce H. Ballinger | 1997-07-01 |
| 5602279 | Primary hindered aminoacids for promoted acid gas scrubbing process | Warren A. Thaler, W. S. Winston Ho, Larry J. Shulik, George E. Milliman | 1997-02-11 |