Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4782120 | Non-polluting thinning adjuvant for sea-water and/or fresh water based drilling muds | Jacky Rousset, Jean-Bernard Egraz | 1988-11-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4782120 | Non-polluting thinning adjuvant for sea-water and/or fresh water based drilling muds | Jacky Rousset, Jean-Bernard Egraz | 1988-11-01 |