Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6153088 | Production of aromatic oils | Stephen C. Paspek, Christopher P. Eppig | 2000-11-28 |
| 5318697 | Process for upgrading hydrocarbonaceous materials | Stephen C. Paspek, Christopher P. Eppig, Harry A. Adams | 1994-06-07 |
| 5316655 | Process for making light hydrocarbonaceous liquids in a delayed coker | Stephen C. Paspek, Christopher P. Eppig, Carl Polisena | 1994-05-31 |
| 5186817 | Process for separating extractable organic material from compositions comprising oil-in-water emulsions comprising said extractable organic material and solids | Stephen C. Paspek, Christopher P. Eppig | 1993-02-16 |
| 5143689 | Method for determining the coefficient of thermal expansion of coke | Stephen C. Paspek, Harry A. Adams | 1992-09-01 |
| 5096567 | Heavy oil upgrading under dense fluid phase conditions utilizing emulsified feed stocks | Stephen C. Paspek, David J. Smith | 1992-03-17 |
| 5068027 | Process for upgrading high-boiling hydrocaronaceous materials | Stephen C. Paspek, Christopher P. Eppig, Harry A. Adams | 1991-11-26 |
| 4842715 | Novel technique for rendering oily sludges environmentally acceptable | Stephen C. Paspek, Christopher P. Eppig, Richard B. Stalzer | 1989-06-27 |