Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4363752 | Catalyst of activated copper-zinc alloy and its use in hydrating acrylonitrile | Frederick J. Sibert | 1982-12-14 |
| 4331792 | Continuous process for production of copolymer of an alkali metal vinyl sulfonate and acrylic acid | Robert Otremba | 1982-05-25 |