Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4337328 | Acrylic polymers having a high swellability in water | Arno Holst, Gerhard Buchberger | 1982-06-29 |
| 4316982 | Process for reducing the viscosity of cellulose ethers by means of ozone and application thereof | Arno Holst | 1982-02-23 |