Issued Patents 1982
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4348304 | Cracking process and catalyst for same | John S. Roberts, Brent J. Bertus | 1982-09-07 |
| 4334979 | Hydrocarbon cracking process using a catalyst containing germanium | Brent J. Bertus | 1982-06-15 |
| 4335021 | Catalyst regeneration | — | 1982-06-15 |
| 4331563 | Producing increased yield of hydrogen by cracking petroleum with potassium-containing catalyst | — | 1982-05-25 |
| 4324648 | Cracking catalyst poisons passivated with tin compounds plus both sulfur and phosphorus | John S. Roberts, Brent J. Bertus, H. Wayne Mark | 1982-04-13 |
| 4321129 | Cracking process employing catalyst having combination of antimony and tin | Brent J. Bertus | 1982-03-23 |
| 4310410 | Cracking process | — | 1982-01-12 |