Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5631387 | Process for the preparation and recovery of maleic anhydride | Henry C. Brown | 1997-05-20 |
| 5617208 | Ignition detection method and device for a reaction vessel | Gregory J. Hill | 1997-04-01 |