Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889875 | Phenolic resin foams of high filler content and their use as insulation | Aloys Aust, Josef Tiroux | 1989-12-26 |
| 4426462 | Method for the preparation of highly absorbent phenolic resin foams | Walter Engels | 1984-01-17 |
| 4195458 | Hardenable compositions of improved thermal stability | Walter Hoppe, Hans Junger | 1980-04-01 |