Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8349939 | Composites of inorganic and/or organic microparticles and nano-calcium carbonate particles | Matthias Buri, Patrick A.C. Gane | 2013-01-08 |
| 8329289 | Composites of inorganic and/or organic microparticles and nano-calcium carbonate particles | Matthias Buri, Patrick A.C. Gane | 2012-12-11 |
| 8152079 | Method for dry grinding of one or more mineral materials consisting of at least one calcium carbonate | Matthias Buri, Patrick A.C. Gane | 2012-04-10 |
| 8074909 | Method for dry grinding a material containing a carbonate ore | Patrick A.C. Gane, Matthias Buri, Jacques Mongoin | 2011-12-13 |
| 7638017 | Filler or pigment or processed mineral for paper, in particular a pigment containing natural CaCO3, its manufacturing process, preparations containing it and their applications | Patrick A.C. Gane, Matthias Buri, Beat Karth | 2009-12-29 |
| 6666953 | Treated filler or pigment containing natural carbonate | Patrick A.C. Gane, Matthias Buri, Beat Karth | 2003-12-23 |
| 6414074 | Aqueous suspensions of mineral materials and their uses | — | 2002-07-02 |
| 6132617 | Method of producing milling adjuvants and/or dispersive agents, by physicochemical separation; adjuvants and agents thus obtained; and uses of the same | Jean-Bernard Egraz, Georges Ravet, Matthias Buri | 2000-10-17 |
| 6057398 | Aqueous suspensions of mineral materials and their uses | — | 2000-05-02 |
| 6045702 | Method of producing milling adjuvants and/or dispersive agents by physicochemical separation; adjuvants and agents thus obtained; and uses of same | Jean-Bernard Egraz, Georges Ravet, Matthias Buri | 2000-04-04 |
| 5961836 | Method of producing milling adjuvants and/or dispersive agents, by physicochemical separation; adjuvants and agents thus obtained; and uses of same | Jean-Bernard Egraz, Georges Ravet, Matthias Buri | 1999-10-05 |
| 5954967 | Method of producing milling adjuvants and/or dispersive agents, by physicochemical separation; adjuvants and agents thus obtained; and uses of same | Jean-Bernard Egraz, Georges Ravet, Matthias Buri | 1999-09-21 |