Issued Patents All Time
Showing 51–75 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6258976 | Process for the preparation of polyamines and polyamine derivatives | Francis Johnson | 2001-07-10 |
| 6241952 | Countercurrent reactor with interstage stripping of NH3 and H2S in gas/liquid contacting zones | Edward S. Ellis | 2001-06-05 |
| 6224749 | Liquid and vapor stage hydroprocessing using once-through hydrogen | Henry Jung, Edward S. Ellis, Gerald E. Markley | 2001-05-01 |
| 6153086 | Combination cocurrent and countercurrent staged hydroprocessing with a vapor stage | Henry Jung, Edward S. Ellis, James J. Schorfheide, Larry L. Iaccino | 2000-11-28 |
| 6123830 | Integrated staged catalytic cracking and staged hydroprocessing process | Edward S. Ellis | 2000-09-26 |
| 6103104 | Multi-stage hydroprocessing of middle distillates to avoid color bodies | — | 2000-08-15 |
| 6054041 | Three stage cocurrent liquid and vapor hydroprocessing | Edward S. Ellis, William E. Lewis, David C. Dankworth | 2000-04-25 |
| 6036844 | Three stage hydroprocessing including a vapor stage | Henry Jung, Edward S. Ellis, Gerald E. Markley | 2000-03-14 |
| 6007787 | Countercurrent reaction vessel | David C. Dankworth, Dennis D. Fleming, Edward S. Ellis, James J. Schorfheide | 1999-12-28 |
| 5989411 | Staged upflow hydroprocessing with noncatalytic impurity removal from the first stage vapor effluent | — | 1999-11-23 |
| 5985135 | Staged upflow and downflow hydroprocessing with noncatalytic removal of upflow stage vapor impurities | — | 1999-11-16 |
| 5985131 | Hydroprocessing in a countercurrent reaction vessel | David C. Dankworth, Dennis D. Fleming, Edward S. Ellis, James J. Schorfheide | 1999-11-16 |
| 5968346 | Two stage hydroprocessing with vapor-liquid interstage contacting for vapor heteroatom removal | Henry Jung, Edward S. Ellis, William E. Lewis | 1999-10-19 |
| 5942197 | Countercurrent reactor | Jeffrey W. Frederick, Edward S. Ellis, David C. Dankworth, Dimitrios M. Tsangaris | 1999-08-24 |
| 5939031 | Countercurrent reactor | Edward S. Ellis, Jeffrey W. Frederick, David C. Dankworth, Dimitrios M. Tsangaris | 1999-08-17 |
| 5871635 | Hydroprocessing of petroleum fractions with a dual catalyst system | Edward S. Ellis, William E. Lewis | 1999-02-16 |
| 5799877 | Fluid distribution across a particulate bed | Jeffrey W. Frederick | 1998-09-01 |
| 5770044 | Integrated staged catalytic cracking and hydroprocessing process (JHT-9614) | Edward S. Ellis, Martin G. Bienstock | 1998-06-23 |
| 5770043 | Integrated staged catalytic cracking and hydroprocessing process | Edward S. Ellis, Martin G. Bienstock | 1998-06-23 |
| 5720872 | Multi-stage hydroprocessing with multi-stage stripping in a single stripper vessel | — | 1998-02-24 |
| 5705052 | Multi-stage hydroprocessing in a single reaction vessel | — | 1998-01-06 |
| 5670116 | Hydroprocessing reactor with enhanced product selectivity | Edward S. Ellis | 1997-09-23 |
| 5582711 | Integrated staged catalytic cracking and hydroprocessing process | Edward S. Ellis, Martin G. Bienstock | 1996-12-10 |
| 4526757 | Pulsed flow vapor-liquid reactor | — | 1985-07-02 |
| 4385033 | Reactor for fouling prone feeds | — | 1983-05-24 |