Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6140376 | Dispersed aqueous suspensions | David James Mogridge, David Robert Skuse, Deborah Thrale | 2000-10-31 |
| 5965103 | Production of slaked lime | Jacek Antoni Kostuch, John Anthony Purdey | 1999-10-12 |
| 5846314 | Process for treating a waste material resulting from an oil recovery from tar sands process | — | 1998-12-08 |
| 5533679 | Grinding alkaline earth metal pigments | — | 1996-07-09 |
| 5322879 | Process for preparing a treated paper coating pigment | Patrick A. C. Gane | 1994-06-21 |
| 5084254 | Natural calcium carbonate ores | — | 1992-01-28 |