Issued Patents 1997
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5696303 | Process for the preparation of aliphatic .alpha., .omega.-diols | Gerd-Michael Petruck, Heinz-Jurgen Alpers | 1997-12-09 |
| 5644044 | Process for the preparation of .alpha.-D-glucopyranosido-1,6-mannitol and -sorbitol from .alpha.-D-glucopyranosido-1, 6-fructose | — | 1997-07-01 |
| 5641872 | Process for the hydrogenation of sugars | — | 1997-06-24 |
| 5639917 | Process for preparing 1-(4-chlorophenyl)-4,4-dimethyl-pentan-3-one | — | 1997-06-17 |
| 5625097 | Process for preparing diphenylamines and catalysts usable for this purpose | Hans-Josef Buysch, Christine Mendoza-Frohn, J urgen Scharschmidt, Ulrich Notheis, Rudolf J. Klee | 1997-04-29 |
| 5606099 | Process for the preparation of succinic acid dialkyl esters | — | 1997-02-25 |