Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693215 | Low-Aluminum boron beta zeolite | Stacey I. Zones, Dennis L. Holtermann, Lawrence W. Jossens, Donald S. Santilli, James N. Ziemer | 1997-12-02 |
| 5685973 | Hydrocarbon conversion processes using zeolite SSZ-42 | Stacey I. Zones | 1997-11-11 |