Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4777323 | Catalytic alkylation process | Paul D. Hann | 1988-10-11 |
| 4513165 | Alkylation process | — | 1985-04-23 |
| 4490563 | Ether recovery | Paul D. Hann | 1984-12-25 |
| 4490572 | Removal of organic fluorides from HF alkylation products | Paul D. Hann | 1984-12-25 |
| 4479018 | Combined ether and alkylate production | — | 1984-10-23 |
| 4476097 | Relief system | Mack F. Potts | 1984-10-09 |
| 4467131 | HF Alkylation process and apparatus | Stone P. Washer | 1984-08-21 |
| 4409420 | Relief system | Mack F. Potts | 1983-10-11 |
| 4371732 | Alkylation process | — | 1983-02-01 |
| 4345992 | Catalytic cracking process | Stone P. Washer | 1982-08-24 |
| 4331630 | Apparatus for incineration of sulfur plant tail gas | — | 1982-05-25 |
| 4316998 | Treatment of sulfur-containing HF-alkylation feed, hydrocarbon product, propane and acid-soluble oils derived from the alkylation | — | 1982-02-23 |
| 4241040 | Incineration of sulfur plant tail gas | — | 1980-12-23 |
| 4230666 | Hydrocarbon purification apparatus | Charles C. Chapman | 1980-10-28 |