Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7396971 | Two stage hydrocarbon conversion reaction system | Jeffrey S. Smith, Keith H. Kuechler, Nicolas Coute, Rathna P. Davuluri | 2008-07-08 |
| 7223896 | Fines co-feed for maintaining efficient reactor hydrodynamics | Luc R. M. Martens, James R. Lattner, Rutton D. Patel, Stephen N. Vaughn, Yun-Feng Chang +3 more | 2007-05-29 |
| 6717023 | Method for converting oxygenates to olefins | James R. Lattner, Stephen N. Vaughn, Keith H. Kuechler, Hsiang-Ning Sun | 2004-04-06 |
| 6613950 | Stripping hydrocarbon in an oxygenate conversion process | Stephen N. Vaughn, Luc R. M. Martens, Shun C. Fung | 2003-09-02 |
| 6552240 | Method for converting oxygenates to olefins | James R. Lattner, Stephen N. Vaughn, Keith H. Kuechler, Hsiang-Ning Sun | 2003-04-22 |
| 6455747 | Method for converting oxygenates to olefins | James R. Lattner, Stephen N. Vaughn, Keith H. Kuechler, Hsiang-Ning Sun | 2002-09-24 |
| 6023005 | Process for converting oxygenates to olefins using molecular sieve catalysts comprising desirable carbonaceous deposits | James R. Lattner, Hsiang-Ning Sun, Stephen N. Vaughn, Keith H. Kuechler | 2000-02-08 |