Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5319111 | Preparation of tetrahydrofuran and gamma-butyrolactone | Karl Brenner, Hans-Juergen Scheiper, Wolfgang Sauer, Horst Hartmann | 1994-06-07 |
| 5319148 | Preparation of pyrocatechol monoethers and pyrocatechols | Michael Karcher, Jochem Henkelmann | 1994-06-07 |
| 5296614 | Preparation of phthalides | Jochem Henkelmann, Thomas Ruehl | 1994-03-22 |