Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7597755 | Kaolin pigment products | David Leslie Light, Ernest Gay, Milton Constantin | 2009-10-06 |
| 7306668 | Kaolin pigment having high brightness and narrow particle size distribution and method of preparation therefor | Graham M. Pring | 2007-12-11 |
| 7122080 | Integrated process for simultaneous beneficiation, leaching, and dewatering of kaolin clay suspension | Robert J. Pruett, Jun Yuan, Michael J. Garska | 2006-10-17 |
| 7105139 | Stabilization of the viscosity of formamidine sulfinic acid bleached calcium carbonate slurries | — | 2006-09-12 |
| 6808559 | Kaolin clay pigments suited to rotogravure printing applications and method for preparing the same | John A. Manasso | 2004-10-26 |
| 6615987 | Method of treating an aqueous suspension of kaolin | David Andrew Greenhill, Anthony Allan May, Ronald Windell Andrews | 2003-09-09 |
| 6610137 | Kaolin pigments, their preparation and use | Daniel J. Panfil, Harry Vincent Brown, Jr., John Claude Husband | 2003-08-26 |
| 6537363 | Kaolin pigments, their preparation and use | Daniel J. Panfil, Harry Vincent Brown, Jr., John Claude Husband | 2003-03-25 |
| 6402826 | Kaolin clay pigment for paper coating and method for producing same | Jun Yuan, Christopher Nutbeem, Rajan R. Iyer, William H. Pope, William L. Garforth +2 more | 2002-06-11 |