Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821396 | Process for fractionating water-containing crude amine mixtures from amine synthesis | Andreas Wölfert, Heinz Rutter, Mark Wehinger, Aurelie Alemany, Willi Schmidt | 2004-11-23 |
| 6802882 | Nitrification inhibitors, and the use of polyacids which contain a nitrification inhibitor for the treatment of inorganic fertilizers | Thomas Barth, Norbert Rieber, Randall Evan Gold, Jurgen Dressel, Klaus Erhardt +2 more | 2004-10-12 |