Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6916892 | Method for transitioning between Ziegler-Natta and metallocene catalysts in a bulk loop reactor for the production of polypropylene | Ronald Tharappel, William Gauthier, David Attoe, Kevin McGovern, Michel Messiaen +3 more | 2005-07-12 |