Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853356 | Process for trimerization | — | 1989-08-01 |
| 4822925 | Organosalts of metalate anions and process for the production of alkylene glycols therewith | John H. Robson | 1989-04-18 |