Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4324648 | Cracking catalyst poisons passivated with tin compounds plus both sulfur and phosphorus | John S. Roberts, Brent J. Bertus, Dwight L. McKay | 1982-04-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4324648 | Cracking catalyst poisons passivated with tin compounds plus both sulfur and phosphorus | John S. Roberts, Brent J. Bertus, Dwight L. McKay | 1982-04-13 |