Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7409911 | Propellant for fracturing wells | John P. Tiernan | 2008-08-12 |
| 7073589 | System for fracturing wells using supplemental longer-burning propellants | John P. Tiernan | 2006-07-11 |
| 5295545 | Method of fracturing wells using propellants | — | 1994-03-22 |
| 4907800 | Bat swing practice apparatus | Larry G. Nelson | 1990-03-13 |
| 4718493 | Well treating method and system for stimulating recovery of fluids | Gilman A. Hill, Kenell J. Touryan | 1988-01-12 |
| 4683943 | Well treating system for stimulating recovery of fluids | Gilman A. Hill, Kenell J. Touryan | 1987-08-04 |
| 4633951 | Well treating method for stimulating recovery of fluids | Gilman A. Hill, Kenell J. Touryan | 1987-01-06 |