Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5730837 | Method of separating lignocellulosic material into lignin, cellulose and dissolved sugars | Bonnie Hames, Michele D. Myers | 1998-03-24 |
| 5235021 | Resole resin products derived from fractionated organic and aqueous condensates made by fast-pyrolysis of biomass materials | Helena L. Chum, James P. Diebold, Roland E. Kreibich | 1993-08-10 |
| 5223601 | Phenolic compounds containing/neutral fractions extract and products derived therefrom from fractionated fast-pyrolysis oils | Helena L. Chum, James P. Diebold, Roland E. Kreibich | 1993-06-29 |
| 4942269 | Process for fractionating fast-pyrolysis oils, and products derived therefrom | Helena L. Chum | 1990-07-17 |