Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4362708 | Preparation of acicular gamma-iron(III) oxide of high coercive force | Hans Reichert, Guenter Vaeth, Friedrich R. Faulhaber, Horst Autzen, Peter Rudolf +1 more | 1982-12-07 |
| 4344791 | Manufacture of acicular ferromagnetic iron particles | Werner Steck, Wilhelm Sarnecki, Laszlo Marosi, Werner Loeser | 1982-08-17 |
| 4340494 | Process for the manufacture of ferromagnetic chromium dioxide | Guenter Vaeth, Norbert Mueller, Eugen Wettstein | 1982-07-20 |