Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4604189 | Hydrocracking of heavy feeds with dispersed dual function catalyst | Francis J. Derbyshire | 1986-08-05 |
| 4581127 | Method to decrease the aging rate of petroleum or lube processing catalysts | — | 1986-04-08 |
| 4578181 | Hydrothermal conversion of heavy oils and residua with highly dispersed catalysts | Eric G. Derouane | 1986-03-25 |
| 4440622 | Integration of short-contact-time liquefaction and critical solvent deashing with gasification through methanol-to-gasoline | Francis J. Derbyshire, Darrell D. Whitehurst | 1984-04-03 |
| 4437972 | Process for co-processing coal and a paraffinic material | Francis J. Derbyshire | 1984-03-20 |
| 4427532 | Coking of coal with petroleum residua | — | 1984-01-24 |
| 4395324 | Thermal cracking with hydrogen donor diluent | Francis J. Derbyshire, Darrell D. Whitehurst | 1983-07-26 |
| 4354922 | Processing of heavy hydrocarbon oils | Francis J. Derbyshire, Darrell D. Whitehurst | 1982-10-19 |
| 4334977 | Method for the generation of recycle solvents in coal liquefaction | Francis J. Derbyshire, Darrell D. Whitehurst | 1982-06-15 |