Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6656345 | Hydrocarbon conversion to propylene with high silica medium pore zeolite catalysts | Tan-Jen Chen, Mechilium (Marcel) Johannes Gerardus Janssen, Machteld M. Mertens, Philip A. Ruziska, Lynn L. Zhao +1 more | 2003-12-02 |
| 6652737 | Production of naphtha and light olefins | Michele S. Touvelle, Darryl P. Klein, Tan-Jen Chen, Edward S. Ellis | 2003-11-25 |
| 6613950 | Stripping hydrocarbon in an oxygenate conversion process | Stephen N. Vaughn, Shun C. Fung, David C. Skouby | 2003-09-02 |
| 6605749 | Synthesis of molecular sieve catalysts | Stephen N. Vaughn, Keith H. Kuechler, Albert E. Schweizer | 2003-08-12 |
| 6509290 | Catalyst composition including attrition particles and method for making same | Stephen N. Vaughn, Keith H. Kuechler, Albert E. Schweizer | 2003-01-21 |