Issued Patents 2004
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6797851 | Two catalyst process for making olefin | Luc R. M. Martens, James R. Lattner | 2004-09-28 |
| 6768034 | Catalytic production of olefins at high methanol partial pressures | Shun C. Fung, Jeffrey S. Smith, Nicolas Coute, Stephen Vaughn, Chunshe Cao | 2004-07-27 |
| 6768036 | Method for adding heat to a reactor system used to convert oxygenates to olefins | James R. Lattner, Richard E. Walter | 2004-07-27 |
| 6764602 | Process of removing oxygenated contaminants from an olefin composition | John Richard Shutt, William A. Weber | 2004-07-20 |
| 6740791 | Process for converting oxygenates to olefins with direct product quenching for heat recovery | James R. Lattner | 2004-05-25 |
| 6740790 | Making an olefin product from an oxygenate | Marcel Janssen, Stephen Vaughn, Shun C. Fung, Nicolas Coute, Jeffrey S. Smith +6 more | 2004-05-25 |
| 6717025 | Process for removing oxygenates from an olefinic stream | Michael A. Risch, Teng Xu, John Di-Yi Ou, James H. Beech, Jr., James R. Lattner +1 more | 2004-04-06 |
| 6717023 | Method for converting oxygenates to olefins | James R. Lattner, Stephen N. Vaughn, David C. Skouby, Hsiang-Ning Sun | 2004-04-06 |
| 6673978 | Process for making olefins | Nicolas P. Coute', Paul N. Chisholm, Stephen Vaughn, James R. Lattner, William L. Kuechler, Sr. | 2004-01-06 |