Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870038 | Olefin oligomerization with surface modified zeolite catalyst | Nancy M. Page, David A. Blain | 1989-09-26 |
| 4855527 | Olefin oligomerization with surface modified zeolite | Nancy M. Page | 1989-08-08 |