Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372732 | Delayed release borate crosslinking agent | Stanley J. Heath | 1994-12-13 |
| 5165479 | Method for stimulating subterranean formations | Weldon M. Harms, Lewis R. Norman, Joe M. Sandy | 1992-11-24 |
| 4799550 | Subterranean formation treating with delayed crosslinking gel fluids | Joe M. Sandy | 1989-01-24 |
| 4627495 | Method for stimulation of wells with carbon dioxide or nitrogen based fluids containing high proppant concentrations | Vincent G. Reidenbach, Pat T. Chisholm | 1986-12-09 |
| RE32302 | Fracturing method for stimulation of wells utilizing carbon dioxide based fluids | Stephen W. Almond | 1986-12-09 |
| 4554082 | Fracturing method for stimulation of wells utilizing carbon dioxide based fluids | Marlin D. Holtmyer, Charles V. Hunt | 1985-11-19 |
| 4519455 | Fracturing method for stimulation of wells utilizing carbon dioxide based fluids | Marlin D. Holtmyer, Charles V. Hunt | 1985-05-28 |
| 4480696 | Fracturing method for stimulation of wells utilizing carbon dioxide based fluids | Stephen W. Almond | 1984-11-06 |
| 4440653 | Highly stable alcohol foams and methods of forming and using such foams | James E. Briscoe, Glenn S. Penny | 1984-04-03 |