Issued Patents All Time
Showing 26–50 of 108 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5976351 | Wax hydroisomerization process employing a boron-free catalyst | Minas R. Apelian, William S. Borghard, Robert Tryon Hanlon, Mae K. Rubin | 1999-11-02 |
| 5885438 | Wax hydroisomerization process | Minas R. Apelian, William S. Borghard, Robert Tryon Hanlon, Mae K. Rubin | 1999-03-23 |
| 5658454 | Hydrocarbon coversion using improved zeolite Beta catalyst | Robert P. L. Absil, George H. Hatzikos, Jocelyn A. Kowalski, Thomas Mebrahtu, Grant H. Yokomizo | 1997-08-19 |
| 5643440 | Production of high viscosity index lubricants | William S. Borghard, Dominick N. Mazzone | 1997-07-01 |
| 5629463 | Naphthalene alkylation with RE and mixed H/NH3 form catalyst | Susan Ardito, Henry Ashjian, Terry E. Helton, Quang N. Le, Augusto Rodolfo Quinones | 1997-05-13 |
| 5601699 | Method for cracking hydrocarbons | Terry E. Helton, Grant H. Yokomizo | 1997-02-11 |
| 5573657 | Hydrogenation process | Richard C. Dougherty, George H. Hatzikos, Stuart S. Shih, Tsoung Y. Yan | 1996-11-12 |
| 5554274 | Manufacture of improved catalyst | Donald J. Klocke, Mae K. Rubin | 1996-09-10 |
| 5541146 | Extrusion-modified molecular sieve | Clarence D. Chang, Cynthia T-W. Chu, Paul G. Rodewald, David S. Shihabi | 1996-07-30 |
| 5536894 | MCM-56 as sorbent and catalyst component | Anthony S. Fung, Terry E. Helton, Stephen L. Lawton, Daria N. Lissy, Wieslaw J. Roth | 1996-07-16 |
| 5486284 | Catalytic cracking with MCM-49 | Terry E. Helton, Daria N. Lissy | 1996-01-23 |
| 5472922 | Manufacture of improved catalyst | Terry E. Helton, Grant H. Yokomizo | 1995-12-05 |
| 5470810 | Catalyst and method of manufacture | Anthony S. Fung, George H. Hatzikos, Gordon J. Kennedy, Jocelyn A. Kowalski | 1995-11-28 |
| 5457254 | Naphthalene alkylation process using mixed H/NH3 form catalyst | Susan Ardito, Henry Ashjian, Terry E. Helton, Quang N. Le, Augusto Rodolfo Quinones | 1995-10-10 |
| 5457078 | Manufacture of improved zeolite Beta catalyst | Robert P. L. Absil, George H. Hatzikos, Jocelyn A. Kowalski, Thomas Mebrahtu, Grant H. Yokomizo | 1995-10-10 |
| 5451312 | Catalyst and process for producing low-aromatics distillates | Minas R. Apelian, Stuart S. Shih | 1995-09-19 |
| 5407559 | Gasoline upgrading process | Stuart S. Shih | 1995-04-18 |
| 5378352 | Hydrocarbon upgrading process | Stuart S. Shih | 1995-01-03 |
| 5369071 | Manufacture of improved catalyst | Donald J. Klocke, Mae K. Rubin | 1994-11-29 |
| 5365003 | Shape selective conversion of hydrocarbons over extrusion-modified molecular sieve | Clarence D. Chang, Cynthia T-W. Chu, Paul G. Rodewald, David S. Shihabi | 1994-11-15 |
| 5358628 | Production of high viscosity index lubricants | Minas R. Apelian, Charles L. Baker, Jr., David O. Marler, Dominick N. Mazzone, Dennis E. Walsh | 1994-10-25 |
| 5308475 | Use of ZSM-12 in catalytic cracking for gasoline octane improvement and co-production of light olefins | Terry E. Helton | 1994-05-03 |
| 5302279 | Lubricant production by hydroisomerization of solvent extracted feedstocks | Quang N. Le | 1994-04-12 |
| 5296428 | Catalyst comprising MCM-36 and a hydrogenation/dehydrogenation component | Kathleen M. Keville, Charles T. Kresge, David O. Marler, Brenda H. Rose, Wieslaw J. Roth +3 more | 1994-03-22 |
| 5294330 | Hydrocracking process with a catalyst comprising MCM-36 | Kathleen M. Keville, Charles T. Kresge, David O. Marler, Brenda H. Rose, Wieslaw J. Roth +1 more | 1994-03-15 |