Issued Patents All Time
Showing 1–25 of 74 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7390664 | Method and apparatus for high throughput catalysts screening and optimization | Teh C. Ho | 2008-06-24 |
| 7355086 | Method for stabilizing catalyst activity during MTO unit operation | Richard B. Hall, Hafedh Kochkar, Karl G. Strohmaier, Nicolas Coute, Kenneth R. Clem | 2008-04-08 |
| 7345213 | Protecting catalytic activity of a SAPO molecular sieve | Marcel Janssen, Cornelius W. M. Van Oorschot, Luc R. M. Martens, Wilfried J. Mortier, Ronald G. Searle +2 more | 2008-03-18 |
| 7309806 | Maintaining molecular sieve catalytic activity under water vapor conditions | Peter Loezos, Stephen N. Vaughn, Kenneth R. Clem, James H. Beech, Jr., Nicolas Coute +3 more | 2007-12-18 |
| 7276149 | Method of shutting down a reaction system | James H. Beech, Jr., Richard E. Walter, Peter Loezos, Marcel Janssen, Stephen N. Vaughn | 2007-10-02 |
| 7259287 | Method of starting up a reaction system | James H. Beech, Jr., Richard E. Walter, Peter Loezos, Marcel Janssen, Luc R. M. Martens +2 more | 2007-08-21 |
| 7199278 | Conversion of oxygenates to olefins | Doron Levin, Jose G. Santiesteban, Nicolas Coute | 2007-04-03 |
| 7186875 | Conversion of oxygenates to olefins | Doron Levin, Jose G. Santiesteban, Nicolas Coute | 2007-03-06 |
| 7166757 | Conversion of oxygenates to olefins | Doron Levin, Jose G. Santiesteban, Nicolas Coute | 2007-01-23 |
| 7151199 | Hydrocarbon conversion processes using non-zeolitic molecular sieve catalysts | Luc R. M. Martens, Stephen N. Vaughn, Albert E. Schweizer, John K. Pierce | 2006-12-19 |
| 7053260 | Reducing temperature differences within the regenerator of an oxygenate to olefin process | Teng Xu, Paul N. Chisholm, Stephen N. Vaughn, Keith H. Kuechler, James R. Lattner +3 more | 2006-05-30 |
| 7033971 | Method for using stabilizing catalyst activity during MTO unit operation | Richard B. Hall, Hafedh Kochkar, Karl G. Strohmaier, Nicolas Coute, Kenneth R. Clem | 2006-04-25 |
| 7015174 | Maintaining molecular sieve catalytic activity under water vapor conditions | Peter Loezos, Stephen N. Vaughn, Kenneth R. Clem, James H. Beech, Jr., Nicolas Coute +3 more | 2006-03-21 |
| 6979756 | Heat treating a molecular sieve and catalyst | Marcel Janssen, Stephen N. Vaughn, Machteld M. Mertens, Albert E. Schweizer, Cornelius W. M. Van Oorschot +5 more | 2005-12-27 |
| 6897179 | Method of protecting SAPO molecular sieve from loss of catalytic activity | Stephen N. Vaughn, Marcel Janssen, Luc R. M. Martens, Kenneth R. Clem | 2005-05-24 |
| 6803494 | Process for selectively producing propylene in a fluid catalytic cracking process | Paul K. Ladwig, John E. Asplin, Gordon F. Stuntz, William A. Wachter, Brian Erik Henry | 2004-10-12 |
| 6797852 | Protecting catalytic activity of a SAPO molecular sieve | Marcel Janssen, Cornelius W. M. Van Oorschot, Luc R. M. Martens, Wilfried J. Mortier, Ronald G. Searle +2 more | 2004-09-28 |
| 6768034 | Catalytic production of olefins at high methanol partial pressures | Keith H. Kuechler, Jeffrey S. Smith, Nicolas Coute, Stephen Vaughn, Chunshe Cao | 2004-07-27 |
| 6740790 | Making an olefin product from an oxygenate | Keith H. Kuechler, Marcel Janssen, Stephen Vaughn, Nicolas Coute, Jeffrey S. Smith +6 more | 2004-05-25 |
| 6613950 | Stripping hydrocarbon in an oxygenate conversion process | Stephen N. Vaughn, Luc R. M. Martens, David C. Skouby | 2003-09-02 |
| 6531639 | Catalytic production of olefins at high methanol partial pressures | Keith H. Kuechler, Jeffrey S. Smith, Nicolas Coute, Stephen N. Vaughn, Chunshe Cao | 2003-03-11 |
| 6518475 | Process for making ethylene and propylene | Chunshe Cao, Teng Xu | 2003-02-11 |
| 6506703 | Method for depositing catalyst metals into zeolite to produce hydrocarbon processing catalyst | Jar-Lin Kao, Kenneth R. Clem, Thomas Henry Vanderspurt | 2003-01-14 |
| 6503863 | Heat treating a molecular sieve and catalyst | Marcel Janssen, Stephen N. Vaughn, Machteld M. Mertens, Albert E. Schweizer, Luc Martens +4 more | 2003-01-07 |
| 6482999 | Method for improving light olefin selectivity in an oxygenate conversion reaction | James R. Lattner, Stephen N. Vaughn, Richard B. Hall, Hsiang-Ning Sun, Ron G. Searle +1 more | 2002-11-19 |