Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6729409 | Foamed nitrogen in liquid CO2 for fracturing | D. V. Satyanarayana Gupta, Cheryl L. Senger Elsbernd | 2004-05-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6729409 | Foamed nitrogen in liquid CO2 for fracturing | D. V. Satyanarayana Gupta, Cheryl L. Senger Elsbernd | 2004-05-04 |