Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4436897 | Preparation of polycaprolactam with aqueous extract containing caprolactam and caprolactam oligomers | Hugo Strehler, Werner Hoerauf | 1984-03-13 |
| 4429107 | Continuous preparation of polycaprolactam wherein constant composition is maintained | Hugo Strehler, Werner Hoerauf, Guenter Valentin | 1984-01-31 |