Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6465587 | Polymeric fluid loss additives and method of use thereof | Keith A. Bair, Mohand Melbouci, Teng-Shau Young, De-Kai Loo | 2002-10-15 |
| 6444747 | Water soluble copolymers | Natalie A. Kolson | 2002-09-03 |
| 6417268 | Method for making hydrophobically associative polymers, methods of use and compositions | Huashi Zhang, Baraka Kawawa | 2002-07-09 |