Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4742814 | Process for production of xylitol from lignocellulosic raw materials | Hans-Hermann Dietrichs, Jurgen Puls, Werner Schweers, Karl-Heinz Brachthauser | 1988-05-10 |
| 4587285 | Aqueous heat-curable compositions, and their use | Cihan Ayla, Hans-Hermann Dietrichs, Jurgen Puls | 1986-05-06 |
| 4520105 | Process for production of sugars and optionally cellulose and lignin from lignocellulosic raw materials | Hans-Hermann Dietrichs, Jurgen Puls, Werner Schweers, Karl-Heinz Brachthauser | 1985-05-28 |
| 4275159 | Process for the production of xylose by enzymatic hydrolysis of xylan | Jurgen Puls, Hans-Hermann Dietrichs | 1981-06-23 |
| 4200692 | Process for the production of xylose by enzymatic hydrolysis of xylan | Jurgen Puls, Hans-Hermann Dietrichs | 1980-04-29 |
| 4181796 | Process for obtaining xylan and fibrin from vegetable raw material containing xylan | Hans-Hermann Dietrichs, Fritz Opderbeck, Karl-Heinz Brachthauser | 1980-01-01 |