Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5633299 | Wood composite | Martinus L. Van Druten, Aletta A. Ten Hoeve, Evert Van Der Heide, Gerrit Vietje | 1997-05-27 |
| 5555642 | Process for upgrading low-quality wood | Peter Carlo Rem, Hans Van Der Poel | 1996-09-17 |
| 5451361 | Process for upgrading low-quality wood | Anton Hortulanus | 1995-09-19 |
| 5334445 | Cellulosic fibrous aggregate and a process for its preparation | Anton Hortulanus, Jan Dekker | 1994-08-02 |
| 4670613 | Process for producing hydrocarbon-containing liquids from biomass | Johannes H. J. Annee | 1987-06-02 |
| 4285140 | Dewatering and upgrading low rank coal by a two-step hydrothermal treatment | Leopold van Raam, Josefus W. van Breugel | 1981-08-25 |