Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6762155 | Methods of removing water-based drilling fluids and compositions | Jiten Chatterji, Ronald J. Crook | 2004-07-13 |
| 6762156 | Reactive cement compositions for sealing hydrocarbon containing subterranean zones and methods | James F. Heathman | 2004-07-13 |