Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5632867 | Recovering a relatively volatile component of a solution from a less volatile component, e.g. as in solvent recovery | Michael B. Davis, John J. Dugan, James D. Eagan | 1997-05-27 |
| 5616238 | Solvent extraction of hydrocarbon oils producing an increased yield of improved quality raffinate | Joseph P. Boyle | 1997-04-01 |
| 5435918 | Solvent extraction process involving membrane separation of extract phase and/or intermediate zone phase | Laura E. Black | 1995-07-25 |
| 5234597 | Solvent extraction process involving membrane separation of extract phase and/or intermediate zone phase with pseudo extract/pseudo raffinate recycle, preferably employing interfacially polymerized membranes | Laura E. Black | 1993-08-10 |
| 5167773 | Distillation tower and sidestream stripper therefor | James D. Eagan | 1992-12-01 |