Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7642365 | Multiphase reactor design incorporating filtration system for fixed—bed catalyst | — | 2010-01-05 |
| 7563374 | Continuous multistage thermophilic aerobic and aerobic-anaerobic sludge treatment process | John R. McWhirter, Bradley A. Swope | 2009-07-21 |
| 7329340 | Continuous multistage thermophilic aerobic and aerobic-anaerobic sludge treatment systems | John R. McWhirter, Bradley A. Swope | 2008-02-12 |
| 7279145 | Multiphase reactor design incorporating filtration system for fixed--bed catalyst | — | 2007-10-09 |
| 6966983 | Continuous multistage thermophilic aerobic sludge digestion system | John R. McWhirter, Bradley A. Swope | 2005-11-22 |
| 6860631 | Surface aeration impeller designs | John R. McWhirter | 2005-03-01 |
| 6715912 | Surface aeration impellers | John R. McWhirter | 2004-04-06 |
| 6710194 | Epoxidation process | Robert N. Cochran, Mark A. Liepa, Bernard Cooker | 2004-03-23 |
| 6464384 | Mixer systems | Paul Kubera, John R. McWhirter, Bradley S. Dominik | 2002-10-15 |
| 6376686 | Direct epoxidation process | — | 2002-04-23 |
| 6376718 | Dehydrogenation of alkylene glycol ethers to ether ketones and aldehydes | — | 2002-04-23 |
| 5972661 | Mixing systems | Paul Kubera, John R. McWhirter, Bradley S. Dominik | 1999-10-26 |