Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6301546 | Process for detecting and monitoring changes in properties of fluidized bed solids by pressure difference fluctuation measurement | Robert H. Shabaker, Mark L. Tiller, James H. Taylor, Darrell R. Pitzer | 2001-10-09 | $164,267,000 |
| 5297627 | Method for reduced water coning in a horizontal well during heavy oil production | J. Michael Sanchez | 1994-03-29 | $24,315,000 |