Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5100561 | Cationic polymers for sludge dewatering | Michael R. Wood, Keith A. Bair, Fu Chen | 1992-03-31 |
| 4906386 | Flocculation of coal fines with polyelectrolytes and electrolyte | Phuong Luong | 1990-03-06 |
| 4708819 | Reduction of vanadium in recycle petroleum coke | Mitri S. Najjar, Ronald J. McKeon | 1987-11-24 |
| 4681700 | Partial oxidation of upgraded petroleum coke | Mitri S. Najjar, Ralph Garcia | 1987-07-21 |
| 4657702 | Partial oxidation of petroleum coke | Mitri S. Najjar, James R. Pascoe | 1987-04-14 |
| 4623359 | Aqueous slurries of solid carbonaceous fuel | Farrokh Yaghmaie, Ronald J. McKeon | 1986-11-18 |
| 4575381 | Formation of disperse-slurry of coal liquefaction residue | Roger J. Corbeels | 1986-03-11 |
| 4575380 | Formation of disperse-slurry of H-coal residue | Farrokh Yaghmaie | 1986-03-11 |
| 4525280 | Process for separating a water dispersion of ash, slag and char particulate matter | Farrokh Yaghmaie, Paul Howe | 1985-06-25 |
| 4201552 | Coal-oil slurry compositions | Robert Rowell | 1980-05-06 |