Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4840724 | Process for cracking hydrocarbon feeds | Peter A. Wieringa | 1989-06-20 |
| 4810358 | Process for cracking metal-containing hydrocarbon feedstocks | — | 1989-03-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4840724 | Process for cracking hydrocarbon feeds | Peter A. Wieringa | 1989-06-20 |
| 4810358 | Process for cracking metal-containing hydrocarbon feedstocks | — | 1989-03-07 |