Issued Patents 2002
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6482999 | Method for improving light olefin selectivity in an oxygenate conversion reaction | Shun C. Fung, James R. Lattner, Richard B. Hall, Hsiang-Ning Sun, Ron G. Searle +1 more | 2002-11-19 |
| 6455747 | Method for converting oxygenates to olefins | James R. Lattner, Keith H. Kuechler, David C. Skouby, Hsiang-Ning Sun | 2002-09-24 |
| 6455749 | Method for increasing light olefin yield by conversion of a heavy hydrocarbon fraction of a product to light olefins | — | 2002-09-24 |
| 6455748 | Protecting catalytic activity of a SAPO molecular sieve | Marcel Janssen, Cornelius W. M. Van Oorschot, Shun C. Fung, Luc R. M. Martens, Wilfried J. Mortier +2 more | 2002-09-24 |
| 6448460 | Maintaining acid catalyst sites in SAPO molecular sieves | Marcel Janssen, Machteld M. Mertens, Cornelius W. M. Van Oorschot, Hsiang-Ning Sun, David Lumgair | 2002-09-10 |
| 6444868 | Process to control conversion of C4+ and heavier stream to lighter products in oxygenate conversion reactions | Peter Ham, Keith H. Kuechler | 2002-09-03 |
| 6441261 | High pressure oxygenate conversion process via diluent co-feed | Keith H. Kuechler, Gary F. Janda, Russell D. Sellen | 2002-08-27 |
| 6440894 | Methods of removing halogen from non-zeolitic molecular sieve catalysts | Luc Martens, Albert E. Schweizer, John K. Pierce | 2002-08-27 |
| 6395674 | Heat treating a molecular sieve and catalyst | Shun C. Fung, Marcel Janssen, Machteld M. Mertens, Albert E. Schweizer, Luc R. M. Martens +4 more | 2002-05-28 |