Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7998905 | Drilling fluid containing chlorosulfonated alpha-olefin copolymers | Bertrand Guichard, Andrea Valenti | 2011-08-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7998905 | Drilling fluid containing chlorosulfonated alpha-olefin copolymers | Bertrand Guichard, Andrea Valenti | 2011-08-16 |