Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870201 | Process for the production of nitriles | Virginia A. Malik, Donald L. MacLean, Donald P. Satchell, Jr. | 1989-09-26 |
| 4868330 | Process for the production of nitriles | Yagya Shukla, Donald L. MacLean | 1989-09-19 |
| 4849537 | Process for the production of nitriles | Donald L. MacLean, Donald P. Satchell, Jr. | 1989-07-18 |
| 4849538 | Process for the production of nitriles | Donald L. MacLean, Donald P. Satchell, Jr. | 1989-07-18 |