Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6776237 | Lightweight well cement compositions and methods | Bach Dao, Krishna M. Ravi, Jan Pieter Vijn, Christine Noik | 2004-08-17 |
| 6710107 | Cement slurries comprising hydrophobic polymers | Annie Audibert, Christine Noik | 2004-03-23 |