Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7048843 | Method for producing metal hydroxides or alkaline metal carbonates | Armin Olbrich, Frank Schrumpf, Juliane Meese-Marktscheffel, Viktor Stoller, Gerhard Gille +3 more | 2006-05-23 |
| 6699453 | Spheroidally agglomerated basic cobalt(II) carbonate and spheroidally agglomerated cobalt(II) hydroxide, process for their production and their use | Juliane Meese-Marktscheffel, Dirk Naumann, Armin Olbrich, Frank Schrumpf | 2004-03-02 |
| 6277305 | Cobaltous oxide containing finely-dispersed metallic cobalt, methods of producing the same and use thereof | Juliane Meese-Marktscheffel, Dirk Naumann, Armin Olbrich, Frank Schrumpf | 2001-08-21 |
| 6183621 | Basic cobaltous carbonates, process for preparing the same and their use | Juliane Messe-Marktscheffel, Dirk Naumann, Armin Olbrich, Frank Schrumpf | 2001-02-06 |
| 6096424 | Cobalt(II) oxide containing cobalt metal, a process for producing it and its use | Katrin Plaga, Armin Olbrich | 2000-08-01 |
| 6019813 | Cobalt metal agglomerates, process for producing the same and their use | Katrin Plaga, Armin Olbrich, Dirk Naumann, Wilfried Gutknecht, Josef Schmoll | 2000-02-01 |
| 6015447 | Cobalt metal agglomerates, a method of producing them and their use | Juliane Meese-Marktscheffel, Dirk Naumann, Armin Olbrich, Frank Schrumpf | 2000-01-18 |
| 5972306 | Cobalt (II) oxide containing cobalt metal, a process for producing it and its use | Katrin Plaga, Armin Olbrich | 1999-10-26 |