Issued Patents All Time
Showing 25 most recent of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6979360 | Apparatus and process for preventing coke accumlation in a centripetal separator | Keith A. Couch, Lawrence A. Lacijan | 2005-12-27 |
| 6334985 | Static mixing reactor for uniform reactant temperatures and concentrations | Srikantiah Raghuram | 2002-01-01 |
| 6143253 | Standpipe distributor for short time contact of hydrocarbon compounds with particles | William H. Radcliffe | 2000-11-07 |
| 5958222 | Standpipe distributor for short time contact of hydrocarbon compounds with particles | William H. Radcliffe | 1999-09-28 |
| 5614083 | Riser disengager with suspended catalyst separation zone | — | 1997-03-25 |
| 5565177 | Side mounted FCC stripper with two-zone stripping | — | 1996-10-15 |
| 5474669 | Side mounted FCC stripper with two-zone stripping | — | 1995-12-12 |
| 5449497 | Plug flow vented riser | — | 1995-09-12 |
| 5449498 | FCC stripper with multiple integrated disengager | — | 1995-09-12 |
| 5417931 | Riser disengager with suspended catalyst separation zone | — | 1995-05-23 |
| 5409672 | Plug flow reaction apparatus with high shear | — | 1995-04-25 |
| 5393414 | FCC process with enclosed vented riser | David A. Lomas, Steven Niewiedzal, John C. Sheckler, Paul A. Sechrist | 1995-02-28 |
| 5343939 | Offset FCC coolers with improved catalyst circulation | David A. Lomas | 1994-09-06 |
| 5316662 | Integrated disengager stripper and its use in fluidized catalytic cracking process | — | 1994-05-31 |
| 5314611 | External integrated disengager stripper and its use in fluidized catalytic cracking process | — | 1994-05-24 |
| 5308474 | Plug flow vented riser | — | 1994-05-03 |
| 5290430 | Riser disengager with suspended catalyst separation zone | — | 1994-03-01 |
| 5215720 | Conversion of side by side FCC unit | — | 1993-06-01 |
| 5158669 | Disengager stripper | — | 1992-10-27 |
| 5027893 | Heat exchanger with backmix and flow-through particle cooling | David A. Lomas | 1991-07-02 |
| 5017343 | Low pressure mixing apparatus for atomizing fluids | — | 1991-05-21 |
| 5015363 | FCC stripping method | — | 1991-05-14 |
| 5013425 | Conversion of side by side FCC unit | — | 1991-05-07 |
| 4927606 | FCC Stripping apparatus | Robert P. Culler | 1990-05-22 |
| 4881592 | Heat exchanger with backmix and flow through particle cooling | — | 1989-11-21 |