Issued Patents All Time
Showing 25 most recent of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4808560 | Catalyst for simultaneous desulfurization and dewaxing of residua | — | 1989-02-28 |
| 4757041 | Catalysts for cracking and dewaxing hydrocarbon oils | Robert Wilson | 1988-07-12 |
| 4711710 | Process for making improved lubricating oils from heavy feedstock | Nai Y. Chen, Thomas F. Degnan, Susan M. Leiby, Bruce P. Pelrine | 1987-12-08 |
| 4696732 | Simultaneous hydrotreating and dewaxing of petroleum feedstocks | Philip J. Angevine, Yung F. Chu, Kenneth M. Mitchell, Stuart S. Shih, Robert C. Wilson, Jr. | 1987-09-29 |
| 4683214 | Noble metal-containing catalysts | Philip J. Angevine | 1987-07-28 |
| 4615997 | Method for preparing hydroisomerization catalysts | Nai Y. Chen, Sharon B. McCullen | 1986-10-07 |
| 4612108 | Hydrocracking process using zeolite beta | Philip J. Angevine, Kenneth M. Mitchell, Stuart S. Shih | 1986-09-16 |
| 4601998 | Method and catalyst for removing contaminants from hydrocarbonaceous fluids using a copper-group via metal-alumina catalyst | Quang N. Le, Daniel J. Neuman | 1986-07-22 |
| 4568655 | Catalyst composition comprising Zeolite Beta | Robert C. Wilson, Jr. | 1986-02-04 |
| 4539101 | Method and catalyst for removing contaminants from hydrocarbonaceous fluids using a copper-Group VIA metal-alumina catalyst | Quang N. Le, Daniel J. Neuman | 1985-09-03 |
| 4519900 | Zeolite containing catalyst support for denitrogenation of oil feedstocks | Philip J. Angevine, Robert C. Wilson, Jr., Sadi Mizrahi | 1985-05-28 |
| 4510043 | Process for dewaxing of petroleum oils prior to demetalation and desulfurization | Robert C. Wilson, Jr. | 1985-04-09 |
| 4510044 | Process for hydrotreating petroleum residua and catalyst therefor | Robert C. Wilson, Jr. | 1985-04-09 |
| 4508615 | Multi-stage process for demetalation, desulfurization and dewaxing of petroleum oils | Robert C. Wilson, Jr. | 1985-04-02 |
| 4490242 | Two-stage hydrocarbon dewaxing hydrotreating process | Robert C. Wilson, Jr. | 1984-12-25 |
| 4486296 | Process for hydrocracking and dewaxing hydrocarbon oils | Robert C. Wilson, Jr. | 1984-12-04 |
| 4472266 | Hydrodewaxing with Mo, Ni-Mo, or Co-Mo on Zsm-5 type catalysts | Robert C. Wilson, Jr. | 1984-09-18 |
| 4458024 | Process for hydrotreating petroleum residua and catalyst therefor | Robert C. Wilson, Jr. | 1984-07-03 |
| 4456700 | Catalyst for residua demetalation and desulfurization | Howard S. Sherry | 1984-06-26 |
| 4448677 | Catalyst and process for residua demetalation and desulfurization | Howard S. Sherry | 1984-05-15 |
| 4440630 | Process for simultaneous hydrodesulfurization and hydrodewaxing with a catalyst of controlled pore size and metals content | Robert C. Wilson, Jr. | 1984-04-03 |
| 4437976 | Two-stage hydrocarbon dewaxing hydrotreating process | Robert C. Wilson, Jr. | 1984-03-20 |
| 4428865 | Catalyst composition for use in production of high lubricating oil stock | Robert C. Wilson, Jr. | 1984-01-31 |
| 4404097 | Residua demetalation/desulfurization catalyst and methods for its use | Philip J. Angevine | 1983-09-13 |
| 4372839 | Production of high viscosity index lubricating oil stock | Robert C. Wilson, Jr. | 1983-02-08 |