Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5672633 | Powdery polymers capable of absorbing aqueous liquids, a process for their production and their use as absorbents | Hans-Georg Hartan | 1997-09-30 |
| 5610220 | Powder-form polymers which absorb, even under pressure, aqueous liquids and blood, a method of producing them and their use in textile articles for body-hygiene applications | Helmut Klimmek | 1997-03-11 |