Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6464879 | Treatment of phosphatizing waste water | Jan-Willem Brouwer, Jens Vier | 2002-10-15 |
| 6447662 | Process for phosphatizing, rerinsing and cathodic electro-dipcoating | Jan-Willem Brouwer, Bernd Schenzle, Winfried Wichelhaus, Helmut Endres | 2002-09-10 |
| 6440231 | Process for the collective pretreatment of steel, galvanized steel, magnesium and aluminum before bonding to rubber | Wolf-Dieter Beiersdorf, Werner Gruber, Hans Scheer, Juergen Foell, Birgit Gies +1 more | 2002-08-27 |
| 6379474 | Phosphating method accelerated by N-oxides | Bernd Mayer, Pietro Balboni, Markus Senner, Horst-Dieter Speckmann, Juergen Geke +2 more | 2002-04-30 |