Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863892 | Antifoulants comprising tin, antimony and aluminum for thermal cracking processes | Randall A. Porter | 1989-09-05 |
| 4804487 | Antifoulants for thermal cracking processes | Randall A. Porter | 1989-02-14 |