Issued Patents All Time
Showing 76–85 of 85 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5492178 | Well treating methods and devices using particulate blends | Philip D. Nguyen, Joe Murphey | 1996-02-20 |
| 5381864 | Well treating methods using particulate blends | Philip D. Nguyen, Joe Murphey | 1995-01-17 |
| 5095987 | Method of forming and using high density particulate slurries for well completion | Jimmie D. Weaver, Philip D. Nguyen, J. Micheal Wilson | 1992-03-17 |
| 5091425 | 5-(heterocyclylalkanoyl)amino-4-hydroxypentanamides | Robert Hugh Bradbury, David Anthony Roberts, David Waterson | 1992-02-25 |
| 4992159 | Upgrading waxy distillates and raffinates by the process of hydrotreating and hydroisomerization | Ian A. Cody | 1991-02-12 |
| 4923588 | Wax isomerization using small particle low fluoride content catalysts | Ian A. Cody | 1990-05-08 |
| 4906601 | Small particle low fluoride content catalyst | Ian A. Cody | 1990-03-06 |
| 4447342 | Method of clay stabilization in enhanced oil recovery | John K. Borchardt | 1984-05-08 |
| 4409110 | Enhanced oil displacement processes and compositions | John K. Borchardt | 1983-10-11 |
| 4379920 | Cephalosporins | Anthony F. Giles, Howard W. Cramer, H. Mary Noble, Louis J. Nisbet, Michael E. Bushell +2 more | 1983-04-12 |