Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877762 | Catalyst for simultaneous hydrotreating and hydrodewaxing of hydrocarbons | John W. Ward | 1989-10-31 |
| 4826587 | Hydrocracking process | John W. Ward, William S. Millman | 1989-05-02 |