Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4995994 | Lubricant | — | 1991-02-26 |
| 4904374 | Froth flotation | Amor Jordaan | 1990-02-27 |
| RE33124 | Water-based industrial fluids | — | 1989-12-05 |
| 4732666 | Froth flotation | Jacobus C. Welgemoed, Phillip M. Viviers | 1988-03-22 |
| 4257902 | Water-based industrial fluids | — | 1981-03-24 |