Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6518472 | Stabilized dual bed xylene isomerization catalyst system | Allen I. Feinstein, Ruth Ann Doyle | 2003-02-11 |
| 5166424 | Liquid phase oxidation of alcohols to prepare carboxylic acids | Kristi A. Fjare | 1992-11-24 |
| 4906772 | Process for production of polycarboxylic aromatic acids | Rosemary F. McMahon, Kristi A. Fjare, Wayne P. Schammel | 1990-03-06 |
| 4855491 | Method for selectively removing process stream impurities utilizing reverse osmosis | John C. Gee | 1989-08-08 |