Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6300505 | Method and apparatus for improving the uniformity of distribution of a phosphorus-containing agent throughout a maleic anhydride catalytic reactor | Joseph C. Burnett, Lamar A. Reeves | 2001-10-09 |
| 6120654 | Process for the purification of maleic anhydride | Henry C. Brown, Joseph C. Burnett | 2000-09-19 |
| 6090245 | Process for the purification of maleic anhydride | Henry C. Brown, Joseph C. Burnett | 2000-07-18 |
| 5972174 | Process for the purification of maleic anhydride | Henry C. Brown, Joseph C. Burnett | 1999-10-26 |
| 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 |