Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5084159 | Process and catalyst for the dewaxing of shale oil | Suheil F. Abdo, John W. Ward | 1992-01-28 |
| 4844791 | Hydroprocessing with a catalyst containing non-hydrolyzable halogen | — | 1989-07-04 |
| 4844792 | Hydroprocessing with a specific pore sized catalyst containing non-hydrolyzable halogen | Suheil F. Abdo | 1989-07-04 |
| 4842720 | Fischer-Tropsch synthesis process utilizing a catalyst containing a siliceous metal-containing crystalline composition | — | 1989-06-27 |
| 4828813 | Siliceous metal-containing crystalline compositions | — | 1989-05-09 |
| 4801567 | Oxidation catalyst | — | 1989-01-31 |
| 4782166 | Process for producing maleic anhydride utilizing a catalyst containing a siliceous metal-containing crystalline composition | — | 1988-11-01 |
| 4776946 | Hydrodewaxing process utilizing a catalyst containing a siliceous metal-containing crystalline composition | — | 1988-10-11 |
| 4744884 | Process for producing lubrication oil of high viscosity index | Sidney Y. Shen | 1988-05-17 |
| 4699707 | Process for producing lubrication oil of high viscosity index from shale oils | Sidney Y. Shen | 1987-10-13 |
| 4695365 | Hydrocarbon refining process | Donald B. Ackelson, John W. Ward, Jon D. Probst | 1987-09-22 |
| 4639530 | Process for making maleic anhydride | — | 1987-01-27 |
| 4604371 | Oxidation catalyst | — | 1986-08-05 |
| 4599477 | Oxidative-dehydrogenation process | Paul R. Robinson | 1986-07-08 |
| 4567314 | Process for producing diolefins | Paul R. Robinson | 1986-01-28 |
| 4564603 | Oxidative-dehydrogenation catalyst and process | Paul R. Robinson | 1986-01-14 |
| 4562269 | Method of producing maleic anhydride | — | 1985-12-31 |
| 4555584 | Process for producing conjugated dienes | Paul R. Robinson | 1985-11-26 |
| 4496784 | Hydrocarbon conversion process employing catalysts containing a molybdenum-exchanged crystalline aluminosilicate zeolite | — | 1985-01-29 |
| 4481363 | Method for producing maleic anhydride | — | 1984-11-06 |
| 4455388 | Catalyst and process for producing diolefins | Paul R. Robinson | 1984-06-19 |
| 4454245 | Catalyst and process for producing conjugated dienes | Paul R. Robinson | 1984-06-12 |
| 4388221 | Vanadium-phosphorus-tin-mordenite oxidation catalysts | — | 1983-06-14 |
| 4388224 | Molybdenum-exchanged crystalline aluminosilicate zeolite | — | 1983-06-14 |
| 4371431 | Photoelectrochemical generation of thallium(III) | Jay A. Switzer | 1983-02-01 |