Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6776237 | Lightweight well cement compositions and methods | Bach Dao, Krishna M. Ravi, Jan Pieter Vijn, Alain Rivereau | 2004-08-17 |
| 6710107 | Cement slurries comprising hydrophobic polymers | Annie Audibert, Alain Rivereau | 2004-03-23 |
| 6702947 | Separation device and method comprising a tubular electrocoalescer | Jean Trapy | 2004-03-09 |