Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6554966 | Process for preparing essentially formic acid-free N-alkyl-N′-methylalkyleneureas | Andreas Kramer, Johann-Peter Melder, Heinz Rutter, Günter Riewe, Hans-Jurgen Weyer | 2003-04-29 |
| 6521778 | Catalyst comprising a complex of a metal from subgroup VIII based on a bidentate phosphonite ligand, and method for producing nitriles | Jakob Fischer, Dagmar Pascale Keitel, Lorenz Siggel | 2003-02-18 |