Issued Patents All Time
Showing 25 most recent of 100 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8415519 | Methods for determining efficacy of metal oxide co-catalysts for oxygenates-to-olefins reactions | Sebastien P. B. Kremer, Teng Xu | 2013-04-09 |
| 8293854 | Synthesis of chabazite-containing molecular sieves and their use in the conversion of oxygenates to olefins | Machteld M. Mertens, Guang Cao, Luc Martens, Mobae Afeworki | 2012-10-23 |
| 8268277 | Synthesis of chabazite-containing molecular sieves and their use in the conversion of oxygenates to olefins | Machteld M. Mertens | 2012-09-18 |
| 8182780 | Synthesis of chabazite-containing molecular sieves and their use in the conversion of oxygenates to olefins | Machteld M. Mertens, Guang Cao, Luc Martens, Mobae Afeworki | 2012-05-22 |
| 8178741 | Method and apparatus for regenerating catalyst during oxygenates to olefins reaction | Chunshe Cao, James H. Beech, Jr., Michael Nicoletti, Thomas H. Colle, Teng Xu | 2012-05-15 |
| 8080700 | System and method for reducing decomposition byproducts in a methanol to olefin reactor system | Gary T. Schmidt, Teng Xu, Christopher E. Dilley | 2011-12-20 |
| 7977521 | Oxygenate to olefins process involving supercritcal conditions | Luc R. M. Martens, John Richard Shutt | 2011-07-12 |
| 7947621 | Method of making and process for using molecular sieve catalyst | Yun-Feng Chang, Machteld M. Mertens | 2011-05-24 |
| 7914760 | Crystalline intergrowth material of silicoaluminophosphate having two intergrown phases | Machteld M. Mertens, An Verberckmoes, Marcel Janssen, Yun-Feng Chang, Luc R. M. Martens +2 more | 2011-03-29 |
| 7781633 | Method for converting an oxygenate feed to a light olefin | Keith H. Kuechler, Thomas H. Colle, Teng Xu | 2010-08-24 |
| 7772337 | Method of formulating a molecular sieve catalyst composition by controlling component addition | Yun-Feng Chang | 2010-08-10 |
| 7763765 | Method of high pressure and high capacity oxygenate conversion with catalyst exposure cycle | Keith H. Kuechler, James H. Beech, Jr., Doron Levin, Stephen H. Brown | 2010-07-27 |
| 7732537 | Methods addressing aging in flocculated molecular sieve catalysts for hydrocarbon conversion processes | Yun-Feng Chang, Luc R. M. Martens, Machteld M. Mertens | 2010-06-08 |
| 7687675 | Stabilizing catalyst activity during catalyst regeneration | Teng Xu, Kenneth R. Clem, James H. Beech, Jr., Peter Loezos, Richard B. Hall +1 more | 2010-03-30 |
| 7622624 | Crystalline intergrowth material, its synthesis and its use in the conversion of oxygenates to olefins | Machteld M. Mertens, An Verberckmoes, Marcel Janssen, Yun-Feng Chang, Luc R. M. Martens +2 more | 2009-11-24 |
| 7619128 | Stabilizing catalyst activity during catalyst regeneration | Teng Xu, Kenneth R. Clem, James H. Beech, Jr., Pete Loezos | 2009-11-17 |
| 7557256 | Molecular sieve catalyst composition, its making and use in conversion processes | Yun-Feng Chang, Kenneth R. Clem, Luc R. M. Martens, Weiguo Hu | 2009-07-07 |
| 7518026 | Catalyst and process for the conversion of oxygenates to olefins | Machteld M. Mertens, Marcel Janssen, Yun-Feng Chang | 2009-04-14 |
| 7511184 | Molecular sieve catalyst composition, its making and use in conversion processes | Yun-Feng Chang, Luc R. M. Martens, Kenneth R. Clem | 2009-03-31 |
| 7501375 | Molecular sieve catalyst composition, its making and use in conversion processes | Yun-Feng Chang, Kenneth R. Clem, Luc R. M. Martens, Weiguo Hu | 2009-03-10 |
| 7465845 | Increasing ethylene and/or propylene production in an oxygenate to olefins reaction systems | Teng Xu | 2008-12-16 |
| 7453019 | Conversion process | Marcel Janssen, Teng Xu, Cor F. Van Egmond, Keith Kuechler | 2008-11-18 |
| 7453020 | Molecular sieve catalyst composition, its making and use in conversion processes | Yun-Feng Chang, Luc R. M. Martens | 2008-11-18 |
| 7449611 | Molecular sieve catalyst composition, its making and use in conversion processes | Yun-Feng Chang | 2008-11-11 |
| 7411106 | Molecular sieve compositions, catalyst thereof, their making and use in conversion processes | Teng Xu, Richard B. Hall, Doron Levin, James C. Vartuli | 2008-08-12 |