Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6482999 | Method for improving light olefin selectivity in an oxygenate conversion reaction | Shun C. Fung, James R. Lattner, Stephen N. Vaughn, Richard B. Hall, Ron G. Searle +1 more | 2002-11-19 |
| 6455747 | Method for converting oxygenates to olefins | James R. Lattner, Stephen N. Vaughn, Keith H. Kuechler, David C. Skouby | 2002-09-24 |
| 6448460 | Maintaining acid catalyst sites in SAPO molecular sieves | Marcel Janssen, Machteld M. Mertens, Cornelius W. M. Van Oorschot, Stephen N. Vaughn, David Lumgair | 2002-09-10 |