Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874709 | Solvent and method for the Karl-Fischer determination of water | Karl-Dieter Krenn | 1989-10-17 |
| 4863650 | Process for molding and vulcanizing tires and other rubber articles | Winfried Kohler, Herbert Wagner | 1989-09-05 |
| 4851352 | Solvent composition for the determination of water by the Karl Fischer method | Edda Arlt, Karl-Dieter Krenn | 1989-07-25 |
| 4812257 | Process for dry cationization of starch | Reinhard Stober, Michael Huss, Klaus Udluft | 1989-03-14 |