Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7393990 | Production of light olefins from oxygenate using framework gallium-containing medium pore molecular sieve | Teng Xu, Xiaobing Feng, Gary D. Mohr, Brenda A. Raich | 2008-07-01 |
| 7338645 | Method and system for reducing decomposition byproducts in a methanol to olefin reactor system | Jeffrey P. Jones, Kenneth R. Clem, Stephen N. Vaughn, Teng Xu | 2008-03-04 |
| 7034196 | Method and apparatus for reducing decomposition byproducts in a methanol to olefin reactor system | Kenneth R. Clem, Stephen N. Vaughn, Teng Xu | 2006-04-25 |
| 6743747 | Catalyst pretreatment in an oxgenate to olefins reaction system | Teng Xu | 2004-06-01 |
| 6740790 | Making an olefin product from an oxygenate | Keith H. Kuechler, Marcel Janssen, Stephen Vaughn, Shun C. Fung, Nicolas Coute +6 more | 2004-05-25 |
| 6737556 | Method and system for reducing decomposition byproducts in a methanol to olefin reactor system | Jeffrey P. Jones, Kenneth R. Clem, Stephen N. Vaughn, Teng Xu | 2004-05-18 |
| 6734330 | Catalyst pretreatment in an oxygenate to olefins reaction system | Teng Xu | 2004-05-11 |
| 6437208 | Making an olefin product from an oxygenate | Keith H. Kuechler, Marcel Janssen, Stephen Vaughn, Shun C. Fung, Nicolas Coute +6 more | 2002-08-20 |
| 6080303 | Zeolite catalyst activity enhancement by aluminum phosphate and phosphorus | Guang Cao, Luc R. M. Martens, Tan-Jen Chen, Matu J. Shah | 2000-06-27 |