Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5334367 | Zeolite ZSM-45 | Mae K. Rubin | 1994-08-02 |
| 5102644 | Method for producing zeolites | Charles J. Plank, Mae K. Rubin | 1992-04-07 |
| 4994251 | Method for producing zeolites | Charles J. Plank, Mae K. Rubin | 1991-02-19 |
| 4954243 | Catalytic cracking with framework aluminum extracted zeolite | Guenter H. Kuehl | 1990-09-04 |
| 4678766 | Enhancement of shape selectivity of zeolites | — | 1987-07-07 |
| 4568448 | Hydrodesulfurization process employing poison-resistant catalyst | Philip J. Angevine | 1986-02-04 |
| 4552648 | Fluidized catalytic cracking process | Albert B. Schwartz, Francis G. Dwyer | 1985-11-12 |
| 4521298 | Promotion of cracking catalyst octane yield performance | Albert B. Schwartz | 1985-06-04 |
| 4476330 | Conversion of ethers using a zeolite catalyst | George T. Kerr, Charles J. Plank | 1984-10-09 |
| 4457685 | Extrusion die for shaped extrudate | Yun-Yang Huang | 1984-07-03 |
| 4442023 | Hydrotreating hydrocarbon feedstocks | Roland H. Heck, Stuart S. Shih | 1984-04-10 |
| 4430198 | Hydrotreating hydrocarbon feedstocks | Roland H. Heck, Stuart S. Shih | 1984-02-07 |
| 4391785 | Preparation of ZSM-12 type zeolites | Mae K. Rubin | 1983-07-05 |
| 4378308 | Poison-resistant hydrodesulfurization catalyst | Philip J. Angevine | 1983-03-29 |
| 4341748 | Method for producing zeolites | Charles J. Plank, Mae K. Rubin | 1982-07-27 |
| 4331643 | Use of diazobicyclooctane (DABCO) as a template in zeolite synthesis | Mae K. Rubin | 1982-05-25 |
| 4309280 | Promotion of cracking catalyst octane yield performance | Albert B. Schwartz | 1982-01-05 |
| 4306106 | Conversion of polar compounds using a ZSM-5 zeolite catalyst | George T. Kerr, Charles J. Plank | 1981-12-15 |
| 4276151 | Novel reforming catalysts | Charles J. Plank, Edwin N. Givens | 1981-06-30 |
| 4247728 | Crystalline zeolite, synthesis and use thereof | Mae K. Rubin, Charles J. Plank | 1981-01-27 |
| 4247416 | Crystalline zeolite ZSM-25 | Harry G. Doherty, Charles J. Plank | 1981-01-27 |
| 4243828 | Alkylation of aromatics using a high silica zeolite | George T. Kerr, Charles J. Plank | 1981-01-06 |
| 4209499 | Crystalline zeolite ZSM-43 synthesis thereof | Mae K. Rubin, Charles J. Plank | 1980-06-24 |
| 4199556 | Method for producing zeolites | Charles J. Plank, Mae K. Rubin | 1980-04-22 |
| 4191638 | Reforming catalysts | Charles J. Plank, Edwin N. Givens | 1980-03-04 |