Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5232558 | Separation of 4-methyl-2-pentanone from formic acid by extractive distillation with DMSO | Lloyd Berg | 1993-08-03 |
| 5194123 | Separation of 4-methyl-2-pentanone from acetic acid by extractive distillation with DMSO | Lloyd Berg | 1993-03-16 |
| 5092965 | Separation of 4-methyl-2-pentanone from acetic acid by extractive distillation with DMFA | Lloyd Berg | 1992-03-03 |
| 4897161 | Separation of vinyl acetate from ethyl acetate by extractive distillation | Lloyd Berg | 1990-01-30 |
| 4861436 | Recovery of 4-methyl-2-pentanone from acetic acid by distillation | Lloyd Berg, Richard R. Rall | 1989-08-29 |