Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5977425 | Method for upgrading waxy feeds using a catalyst comprising mixed powdered dewaxing catalyst and powdered isomerization catalyst formed into a discrete particle | David N. Zinkie, Sandra J. Alward, William J. Murphy, Ian A. Cody, Thomas J. Ford | 1999-11-02 |
| 5770542 | Method for upgrading waxy feeds using a catalyst comprising mixed powered dewaxing catalyst and powdered isomerization catalyst formed into a discrete particle | David N. Zinkie, Sandra J. Alward | 1998-06-23 |
| 5723716 | Method for upgrading waxy feeds using a catalyst comprising mixed powdered dewaxing catalyst and powdered isomerization catalyst formed into a discrete particle (LAW082) | David N. Zinkie, Sandra J. Alward | 1998-03-03 |