| 4464352 |
Manufacture of acicular ferrimagnetic iron oxide |
Herbert Motz, Peter Rudolf, Wilhelm Sarnecki, Werner Steck, Guenter Vaeth |
1984-08-07 |
| 4378240 |
Preparation of acicular ferromagnetic metal particles consisting essentially of iron |
Hansjoerg Siegle, Hans H. Reich, Werner Steck, Werner Loeser, Eckhard Hetzel +1 more |
1983-03-29 |
| 4367214 |
Manufacture of acicular ferrimagnetic iron oxide |
Wilhelm Sarnecki, Laszlo Marosi, Manfred Ohlinger, Werner Steck |
1983-01-04 |
| 4362708 |
Preparation of acicular gamma-iron(III) oxide of high coercive force |
Manfred Ohlinger, Hans Reichert, Guenter Vaeth, Friedrich R. Faulhaber, Peter Rudolf +1 more |
1982-12-07 |
| 4295879 |
Manufacture of acicular ferromagnetic iron particles |
Werner Steck, Wilhelm Sarnecki, Laszlo Marosi, Manfred Ohlinger |
1981-10-20 |
| 4221776 |
Manufacture of acicular ferrimagnetic iron oxides |
Helmut Jakusch, Eberhard Koester, Werner Loeser, Peter Rudolf, Wilhelm Sarnecki +1 more |
1980-09-09 |
