Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5840320 | Method of applying magnesium-rich calcium montmorillonite to skin for oil and organic compound sorption | — | 1998-11-24 |
| 4462470 | Extrusion of bentonite clay for fluid loss reduction in drilling fluids | William Alexander | 1984-07-31 |