Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7615142 | Expanded bed reactor system and method for hydroprocessing wax produced by Fischer-Tropsch reaction and contaminated with solids | Lap-Keung Lee | 2009-11-10 |
| 5925238 | Catalytic multi-stage hydrodesulfurization of metals-containing petroleum residua with cascading of rejuvenated catalyst | John E. Duddy, Steven J. Hildebrandt | 1999-07-20 |
| 5906953 | Catalyst rejuvenation process | John E. Duddy, Steven J. Hildebrandt | 1999-05-25 |
| 5382734 | Thermal reforming of naphthenic and hydrodealkylation of aromatic feedstocks to produce benzene | Hashim Sardar | 1995-01-17 |
| 5334165 | Flush device | — | 1994-08-02 |
| 5134890 | Fluid flow monitoring device | — | 1992-08-04 |
| 5098384 | Pressure-compensated fluid administering apparatus | — | 1992-03-24 |
| 4613325 | Flow rate sensing device | — | 1986-09-23 |
| 4495060 | Quenching hydrocarbon effluent from catalytic reactor to avoid precipitation of asphaltene compounds | — | 1985-01-22 |
| 4457829 | Temperature control method for series-connected reactors | — | 1984-07-03 |