Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5629255 | Highly active catalysts for olefin polymerization and a polymerization process using these catalysts | Norbert Hafner, Wilfried T oltsch, Wolfgang Neissl | 1997-05-13 |
| 5596076 | Process for the preparation of elastomeric polypropylenes | Norbert Hafner, Friedrich Mitter, Elisabeth Bruckm uller, Josef Kurz | 1997-01-21 |