Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6251221 | Process for preparing cellulose from lignin-poor cellulose-containing feed stocks | — | 2001-06-26 |
| 5859236 | Process for preparation of lignin and microcellulose | — | 1999-01-12 |
| 4826566 | Rapid disolution of lignin and other non-carbohydrates from ligno-cellulosic materials impregnated with a reaction product of triethyleneglycol and an organic acid | — | 1989-05-02 |